CN106651331A - Digital currency-based electronic transaction method and system - Google Patents

Digital currency-based electronic transaction method and system Download PDF

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Publication number
CN106651331A
CN106651331A CN201611198313.8A CN201611198313A CN106651331A CN 106651331 A CN106651331 A CN 106651331A CN 201611198313 A CN201611198313 A CN 201611198313A CN 106651331 A CN106651331 A CN 106651331A
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China
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electric business
transaction
digital cash
information
module
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CN201611198313.8A
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CN106651331B (en
Inventor
陆舟
于华章
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Feitian Technologies Co Ltd
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Feitian Technologies Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/04—Payment circuits
    • G06Q20/06—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme
    • G06Q20/065—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme using e-cash
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/36—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes
    • G06Q20/367—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes involving electronic purses or money safes
    • G06Q20/3674—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes involving electronic purses or money safes involving authentication
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
    • G06Q20/3821—Electronic credentials
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
    • G06Q20/3825—Use of electronic signatures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q30/00—Commerce
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q30/00—Commerce
    • G06Q30/06—Buying, selling or leasing transactions
    • G06Q30/0601—Electronic shopping [e-shopping]

Abstract

The invention discloses a digital currency-based electronic transaction method and system, and belongs to the field of digital currency. The method comprises the steps of receiving a payment request package comprising an e-commerce certificate, signature information, a transaction amount and an e-commerce public key address from an e-commerce server by a digital currency wallet, verifying the signature information by using the e-commerce certificate, obtaining corresponding transaction data, a transaction identifier and a digital currency private key when the verification is passed, performing signature on the transaction data and the e-commerce public key address by using the digital currency private key, organizing the transaction information according to a signature result, the transaction identifier and the corresponding digital currency public key, broadcasting the transaction information to a digital currency network, and sending a payment package organized according to the transaction information to the e-commerce server; and verifying the signature result in the payment package by the e-commerce server, and when the verification is passed, determining transaction completion or transaction closing according to whether verification passing information of the transaction information is found in the digital currency network or not. According to the method and the system provided by the invention, the electronic transaction efficiency is improved.

Description

A kind of electronic trade method and system based on digital cash
Technical field
The present invention relates to digital cash field, more particularly to a kind of electronic trade method and system based on digital cash.
Background technology
In existing digital cash transaction, beneficiary will pay address and issue paying party, and paying party will according to payment address Digital cash is given to beneficiary, and because paying party does not have the identity of enough Information Authentication beneficiaries, the identity of beneficiary has very much May be kidnapped and be forged by go-between, digital cash is probably stolen；Information transmission mistake is carried out in beneficiary and paying party It is generally only simple payment address in journey, the information transmitted described in transmitting procedure is all in plain text, to be easily caused and be transmitted across Information leakage in journey；Without pay warrant in the transaction that beneficiary is carried out with paying party, cannot investigate when producing dispute；Based on number Transaction Information must be broadcast to digital cash network, Transaction Information Jing in digital cash network by the characteristic of word currency, paying party Cross after repeatedly confirming, beneficiary just can confirm that and complete Fail Transaction of concluding the business or confirm, in digital cash network to Transaction Information Confirmation during, user needs to wait for a long time, causes that the efficiency based on the electronic transaction of digital cash is low, Consumer's Experience Difference.
The content of the invention
The present invention provides a kind of electronics friendship based on digital cash to solve technical problem present in above-mentioned prior art Easy method and system.
A kind of electronic trade method based on digital cash that the present invention is provided, comprises the following steps：
Step S1：Digital cash wallet receives the payment request bag from electric business server, wraps in the payment request bag The signing messages that payment request information and the electric business server use the private key that itself is preserved to the payment request information is included, The payment request information includes electric business certificate, dealing money and electric business public key address；
Step S2：The digital cash wallet obtains the electricity from the payment request information of the payment request bag Business's certificate and the signing messages, are verified using the electric business certificate to the signing messages, are verified and then perform step Rapid S3, checking is not by then refusal transaction；
Step S3：The digital cash wallet obtain have transaction data with the dealing money single-candidate currency values and The corresponding transaction ID of transaction data and the digital cash private key for itself preserving corresponding with the transaction data, and from The electric business public key address is obtained in the payment request information for paying request bag, using the digital cash private key pair The transaction data and the electric business public key address are signed, and obtain result of signing；According to the signature result, the transaction Mark and digital cash public key corresponding with digital cash private key tissue Transaction Information, and organized according to the Transaction Information Pay bag；
Step S4：The Transaction Information is broadcast to digital cash network by the digital cash wallet, and by the payment Bag is sent to the electric business server；
Step S5：The electric business server receives the payment bag from the digital cash wallet, using described Pay bag in the digital cash public key to it is described signature result verify, be verified then execution step S6；Checking is not led to Cross, close the trade；
Step S6：The electric business server obtains the transaction ID from described payment in bag, according to the transaction ID The Transaction Information is found from the digital cash network, is judged in Preset Time whether from the digital cash network Find and information is verified to the Transaction Information more than or equal to preset times, be, complete transaction, otherwise terminate Transaction.
A kind of system of electronic transaction based on digital cash that the present invention is provided, including digital cash wallet and electric business clothes Business device；
The digital cash wallet includes：
Preserving module, for preserving digital cash private key；
First receiver module, for receiving the payment request bag from the electric business server, in the payment request bag Including the A.L.S. of payment request information and the electric business server using the private key for itself preserving to the payment request information Breath, the payment request information includes electric business certificate, dealing money and electric business public key address；
First acquisition module, the payment request of the payment request bag for receiving from first receiver module The electric business certificate and the signing messages are obtained in information；
First authentication module, the electric business certificate for being obtained using first acquisition module is obtained to described first The signing messages that module is obtained is verified；
Transaction refusal module, for when first authentication module does not pass through to signing messages checking, refusal to be handed over Easily；
Second acquisition module, for when first authentication module is verified to the signing messages, acquisition to have With first receiver module receive the payment request bag in the dealing money single-candidate currency values transaction data and The numeral that the corresponding transaction ID of transaction data and the preserving module corresponding with the transaction data are preserved Currency private key；
3rd acquisition module, for when first authentication module is verified to the signing messages, from described The electric business public key address is obtained in the payment request information of the payment request bag that one receiver module is received；
First signature blocks, for the digital cash private key that obtained using second acquisition module to described second The electric business public key address that the transaction data and the 3rd acquisition module that acquisition module is obtained is obtained is signed, and is obtained To signature result；
The first tissue module, for the signature result, second acquisition that are obtained according to first signature blocks The transaction ID and digital goods corresponding with the digital cash private key that second acquisition module is obtained that module is obtained Coin public key organizes Transaction Information；
Minor microstructure module, for paying bag according to the Transaction Information of the first tissue modular organisation tissue；
Broadcast module, for the Transaction Information of the first tissue modular organisation to be broadcast to into digital cash network；
First sending module, for the payment bag of the minor microstructure modular organisation to be sent to into the electric business service Device；
The electric business server includes：
Second receiver module, for receiving the payment bag from the digital cash wallet；
Second authentication module, for the digital cash in the payment bag that received using second receiver module The signature result in the payment bag that public key is received to second receiver module is verified；
4th acquisition module, for when the result of second authentication module is to be verified, from described second The transaction ID is obtained in the payment bag that receiver module is received, according to the transaction ID from the digital cash network In find the Transaction Information；
Whether judge module, be more than or equal to for judging to be found from the digital cash network in Preset Time The Transaction Information found to the 4th acquisition module of preset times is verified information；
Transaction modules are completed, for when the judge module judged result is to be, completing transaction；
Closing the transaction module, for when the result of second authentication module does not pass through for checking, closing the trade； For when the judge module judged result is no, closing the trade.
Compared with the prior art, the invention has the advantages that：Digital cash wallet obtains electric business from payment request information Certificate, is verified using electric business certificate to paying the signing messages in please wrapping, and Transaction Information, checking are just organized when being verified Not by then refusal transaction, so as to provide safe pay warrant, the electric business public key ground in payment request information can be prevented Distorted by the go-between of malice when paying party is passed to location, it is ensured that electric business public key address is not kidnapped and forged by go-between, while When both parties produce dispute, signing messages can prevent other side from acting unreasonably and shamelessly as pay warrant；Electric business server is received and propped up When paying bag, verify that electric business server is known that transaction results are into according to the result to paying the signature result in wrapping Work(or failure, letter is verified without waiting for after Preset Time according to what is found from digital cash network to Transaction Information The number of times of breath confirms that transaction is success or failure, so as to effectively increase the efficiency of digital cash electronic transaction.
Description of the drawings
Fig. 1 show a kind of electronic trade method flow chart based on digital cash in the embodiment of the present invention 1；
It is a kind of electronic trade method flow chart based on digital cash in the embodiment of the present invention 2 described in Fig. 2；
Fig. 3 show a kind of system module composition frame chart of the electronic transaction based on digital cash in the embodiment of the present invention 3.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention Formula is described in further detail.
Embodiment 1
The present invention provides a kind of electronic trade method based on digital cash, as shown in figure 1, the method is specifically included：
Step S1：Digital cash wallet receives the payment request bag from electric business server, and paying request bag includes propping up Pay the signing messages of solicited message and electric business server using the private key for itself preserving to payment request information, payment request information Include electric business certificate, dealing money and electric business public key address；
Step S2：Digital cash wallet obtains electric business certificate and A.L.S. from the payment request information for paying request bag Breath, is verified using electric business certificate to signing messages, is verified then execution step S3, and checking is not by then refusal transaction；
Step S3：Digital cash wallet obtains the transaction data and transaction data having with dealing money single-candidate currency values Corresponding transaction ID and the digital cash private key for itself preserving corresponding with transaction data, and from the payment of payment request bag Electric business public key address is obtained in solicited message, transaction data and electric business public key address are signed using digital cash private key, Obtain result of signing；According to signature result, transaction ID and digital cash public key corresponding with digital cash private key tissue transaction Information, and bag is paid according to Transaction Information tissue；
Step S4：Transaction Information is broadcast to digital cash network by digital cash wallet, and is sent to electric business by bag is paid Server；
Step S5：Electric business server receives the payment bag from digital cash wallet, using the digital cash paid in bag Public key to sign result verify, be verified then execution step S6；Checking is not by then closing the trade；
Step S6：Electric business server obtains transaction ID from payment bag, according to transaction ID from digital cash network Transaction Information is found, judges whether found from digital cash network in Preset Time right more than or equal to preset times Transaction Information is verified information, is to complete transaction, otherwise closes the trade.
Alternatively, in the present embodiment said method, also including the certificate chain information of electric business certificate in payment request information；
Correspondingly, before step S2, also include：
Digital cash wallet obtains the certificate chain information of electric business certificate from the payment request information for paying request bag, uses Whether the certificate chain Information Authentication electric business certificate of electric business certificate is then execution step S2 effectively；Otherwise refusal transaction.
Alternatively, in the present embodiment said method, before above-mentioned steps S1, also include：
Step S01：Electric business server receives the transaction request from digital cash wallet, obtains corresponding with transaction request Dealing money, according to dealing money, the electric business public key address for itself preserving and the electric business certificate tissue for itself preserving request is paid Information；
Step S02：Electric business server is signed using the private key that itself is preserved to payment request information, generates A.L.S. Breath, and request bag is paid according to signing messages and payment request information tissue, request bag will be paid and be sent to digital cash wallet.
Specifically, in above-mentioned steps S02, electric business server is signed using the private key that itself is preserved to payment request information Name, generates the signing messages, specially：Electric business server carries out computing and obtains to payment request information according to preset algorithm One operation result, the private key preserved using itself is signed to the first operation result, generates the first signature value；In signing messages Including the first operation result and the first signature value；
Correspondingly, in above-mentioned steps S2, digital cash wallet is verified using electric business certificate to signing messages, specifically For：Digital cash wallet is decrypted to the first signature value using the public key in electric business certificate and obtains ciphertext data, please to paying Ask information to carry out computing according to preset algorithm and obtain the second operation result, judge ciphertext data whether with the second operation result phase Together, it is to be verified, otherwise verifies and do not pass through.
Specifically, in above-mentioned steps S01, electric business server is according to dealing money, electric business public key address and electric business certificate group Payment request information is knitted, is specifically included：
Step d11：Electric business server fills out dealing money and electric business public key address in the output listing of electric business；
Step d12：Electric business server organizes payment request information according to the output listing and electric business certificate of electric business；
Correspondingly, in above-mentioned steps S1, dealing money and electric business public key address are specially and include that dealing money and electric business are public The output listing of the electric business of key address.
Further, in above-mentioned steps S01, electric business server is according to transaction amount information, electric business public key address and electric business Certificate tissue is paid before request, is also included：Electric business server generates above-mentioned electric business public key address.
Further, in above-mentioned steps S02, electric business server is carried out using the private key for itself preserving to payment request information Before signature, also include：Electric business server generates transmission address；
Correspondingly, transmission address is also included in payment request information；
In above-mentioned steps S02, electric business server is sent to digital cash wallet by request bag is paid, specially：Electric business takes Business device is sent to digital cash wallet by transmitting address by request bag is paid；
In above-mentioned steps S4, digital cash wallet is sent to electric business server by bag is paid, specially：Digital cash wallet Obtain in request bag transmission address from paying, electric business server is sent to by bag is paid by transmitting address.
Specifically, transmission address of the above-mentioned transmission address specially based on SSL encryption in the present embodiment.
Alternatively, in the present embodiment said method, reimbursement address is also included in above-mentioned payment bag；
Correspondingly, in above-mentioned steps S3, digital cash wallet pays bag according to Transaction Information tissue, specially：Digital goods Coin wallet pays bag according to reimbursement address and Transaction Information tissue.
Further, above-mentioned digital cash wallet is paid before bag according to reimbursement address and Transaction Information tissue, is also included： Digital cash wallet generates above-mentioned reimbursement address.
Alternatively, in the present embodiment said method, also including the digital certificates information of electric business in above-mentioned payment request information；
Correspondingly, before above-mentioned steps S3, also include：Digital cash wallet shows the digital certificates information of electric business, receives To user input confirmation when, execution step S3；The cancellation information of user input is received, or when receiving time-out information, Close the trade.
Alternatively, in the present embodiment said method, in above-mentioned steps S3, digital cash wallet uses digital cash private key pair Transaction data and electric business public key address are signed, and obtain result of signing, specially：Digital cash wallet is to transaction data and electricity Business's public key address carries out computing according to preset algorithm, obtains the 3rd operation result, and the 3rd computing is tied using digital cash private key Fruit carries out signature and obtains signature value, and above-mentioned signature result includes the 3rd operation result and signature value；
Correspondingly, in above-mentioned steps S5, electric business server is verified using digital cash public key to result of signing, specifically For：Electric business server finds transaction data according to transaction ID, and transaction data and electric business public key address are entered according to preset algorithm Row computing generates the 4th operation result；Sign test is carried out to signature value using the digital cash public key in Transaction Information and obtains sign test number According to, judge whether sign test data are equal with the 4th operation result, it is to be verified, otherwise verify and do not pass through.
Alternatively, in the present embodiment said method, in above-mentioned steps S3, digital cash wallet is obtained to be had and dealing money The transaction data of single-candidate currency values transaction ID corresponding with transaction data and the number for itself preserving corresponding with transaction data Word currency private key, specially：Digital cash wallet is found with the digital cash public key more than or equal to dealing money currency values Address, obtains the corresponding transaction ID with dealing money single-candidate currency values in digital cash public key address, according to trading standard Transaction data is found in knowledge, and finds corresponding digital cash public key according to digital cash public key address, according to digital cash public key Find the digital cash private key of itself preservation.
Alternatively, in the present embodiment said method, whether electric business server judges in Preset Time in above-mentioned steps S6 The information that is verified to Transaction Information more than or equal to preset times is found from digital cash network, specially：Electricity Business's server judges whether find from the block chain data of digital cash network in Preset Time more than or equal to default The transaction record corresponding with Transaction Information of number of times, is to complete transaction, is otherwise closed the trade；Digital cash network is every time to handing over Easily information all records Transaction Information in block chain data after being verified.
Compared with the prior art, the invention has the advantages that：Digital cash wallet obtains electric business from payment request information Certificate, is verified using electric business certificate to paying the signing messages in please wrapping, and Transaction Information, checking are just organized when being verified Not by then refusal transaction, so as to provide safe pay warrant, the electric business public key ground in payment request information can be prevented Distorted by the go-between of malice when paying party is passed to location, it is ensured that electric business public key address is not kidnapped and forged by go-between, while When both parties produce dispute, signing messages can prevent other side from acting unreasonably and shamelessly as pay warrant；Electric business server is received and propped up When paying bag, verify that electric business server is known that transaction results are into according to the result to paying the signature result in wrapping Work(or failure, letter is verified without waiting for after Preset Time according to what is found from digital cash network to Transaction Information The number of times of breath confirms that transaction is success or failure, so as to effectively increase the efficiency of digital cash electronic transaction.Electric business is serviced Information transfer between device and digital cash wallet is no longer a string insecure payment addresses, but digital cash wallet is generated Digital cash wallet and the transmission address that can recognize of electric business server, it is ensured that will not leak in information exchanging process；Number Word currency wallet is sent to the payment bag of electric business server includes reimbursement address, when because some reason electric business servers need To during consumer's reimbursement, electric business obtains reimbursement address without troublesome contact consumer, improves reimbursement efficiency.
Embodiment 2
The present invention provides a kind of electronic trade method based on digital cash, as shown in Fig. 2 the method is specifically included：
Step 10：Digital cash wallet to electric business server sends transaction request.
An example in the present embodiment is：When consumer-user is chosen by digital cash wallet on electric business server Complete commodity, into the clearing page of electric business server, and click on after " payment " button, and digital cash wallet is to electric business server Send transaction request.
Step 11：Electric business server receives transaction request, obtains dealing money corresponding with transaction request, generates transmission Address and electric business public key address.
Specifically, electric business server is received after transaction request, gets the transaction of commodity corresponding with transaction request The amount of money, for example, the dealing money of commodity is 80satoshis (satoshis is the least unit of digital cash).
Specifically, transmission address of the transmission address that electric business server is generated specially based on SSL encryption.The present embodiment In, the transmission address of SSL encryption is the transmission address started with https, using the transmission address transmission information of SSL encryption, can Will not be leaked with the information for ensureing transmitted, the transmission address safety of the encryption compared with plaintext transmission address is higher.
Specifically, electric business server generates electric business public key address, specially：Electric business server generates electric business key pair, root Electric business public key address is generated according to the electric business public key of electric business cipher key pair.Wherein, electric business key is to private including electric business public key and electric business Key.
In the present embodiment, digital cash can for bit coin, Lay spy coin, dog dog coin, auspicious ripple coin, Lisk digital cash, with One kind too in mill, ether coin.
Step 12：Electric business server is demonstrate,proved according to the electric business of dealing money, transmission address, electric business public key address, itself preservation Book organizes payment request information.
Specifically, step 12 is specifically included：
Step d11：Electric business server fills out dealing money and electric business public key address in the output listing of electric business；
Specifically, step d11 is specially：Electric business server is public by dealing money and electric business according to digital cash trading rules Key address is filled out in the output listing of electric business.
It is an output or multiple outputs in the output listing of electric business according to digital cash trading rules, it is defeated when electric business When going out in list to have an output, an electric business public key and an electric business private key can be generated, and electric business is generated according to electric business public key Public key address；When there are multiple outputs in the output listing of electric business, corresponding multiple electric business public keys and multiple corresponding can be generated Electric business private key, and generate multiple corresponding electric business public key addresses according to multiple electric business public keys.Wherein, electric business public key, electric business private key All it is one-to-one relationship with electric business public key address.
For example, when output listing only one of which is exported, step d11 is specially：It is close that electric business server generates a pair of electric business Key pair, according to the electric business public key of electric business cipher key pair electric business public key address is generated, and electric business public key address and dealing money are filled out In the output listing of electric business.
Step d12：Output listing, electric business certificate tissue payment request information of the electric business server according to electric business.
Step 13：Electric business server is signed using the private key that itself is preserved to payment request information, generates A.L.S. Breath, according to signing messages and payment request information tissue request bag is paid, and will be paid request bag and is sent to number by transmitting address Word currency wallet.
Specifically, electric business server is signed using the private key that itself is preserved to payment request information, specially：Electric business Server carries out computing and obtains the first operation result to payment request information according to preset algorithm, using the private key pair that itself is preserved First operation result is signed, and generates the first signature value；Signing messages includes the first operation result and the first signature value；
Further specifically, electric business server carries out computing and generates the first computing to payment request information according to preset algorithm As a result, Base58 codings are carried out to the first operation result, using itself preserve private key to coding after the first operation result label Name, generates the first signature value.
For example, preset algorithm is default hash algorithm, and the first operation result of generation is the first cryptographic Hash, electric business service Device does Hash operation to payment request information and generates the first cryptographic Hash, Base58 codings is carried out to the first cryptographic Hash as follows：
77 47 5d c2 4a 69 9f b2 f7 81 c2 ae 3b 73 03 a6 3d ac a2 5f c1 6a e9 b5 f5 48 82 47 eb 86 fc 40；
In this enforcement, the private key that electric business server itself is preserved is corresponding with the public key in the electric business certificate that itself is preserved.
In the present embodiment step 13, electric business server will pay request bag and be sent to digital cash money by transmitting address In bag, with prior art based in the electronic transaction of digital cash generally by unencryption network (such as WiFi, bluetooth, NFC, Bar code) transmission transaction data compare, it is ensured that the information transmitted will not leak, so as to improve the security of transaction.
Step 14：Digital cash wallet is received and pays request bag, is paid according to the electric business certification authentication paid in request bag Whether the signing messages in request bag is legal, is then execution step 15, otherwise refusal transaction.
Specifically, step 14 is specially：Digital cash wallet is using the public key paid in request bag in electric business certificate to propping up The the first signature value paid in request bag is decrypted and obtains ciphertext data, to paying request bag in payment request information according to presetting Algorithm carries out computing, generates the second operation result, judges whether ciphertext data is identical with the second operation result, is then to verify logical Cross；Otherwise verify and do not pass through.
Further, payment request information carries out computing according to preset algorithm during digital cash wallet is to paying request bag, After generating the second operation result, also include：Digital cash wallet carries out Base58 codings to the second operation result.The present embodiment In, the preset algorithm in step 14 is identical with the preset algorithm in step 13, is the default hash algorithm of identical for example.
For example, digital cash wallet is decrypted using public key in electric business certificate to the first signature value in payment request bag The ciphertext data data for obtaining are as follows：77 47 5d c2 4a 69 9f b2 f7 81 c2 ae 3b 73 03 a6 3d ac a2 5f c1 6a e9 b5 f5 48 82 47 eb 86 fc 40；
It is as follows that digital cash wallet carries out encoding the data for obtaining to the second operation result：77 47 5d c2 4a 69 9f b2 f7 81 c2 ae 3b 73 03 a6 3d ac a2 5f c1 6a e9 b5 f5 48 82 47 eb 86 fc 40；
Comparison can draw：Ciphertext data is identical with the second operation result after coding, then be verified.
Alternatively, the certificate of electric business certificate is also included in above-mentioned steps 12 in the payment request information of electric business server organization Chain information；
Correspondingly, also include before step 14：
Step 14-01：Digital cash wallet is paid using the certificate chain Information Authentication for paying electric business certificate in request bag please Whether effectively seek electric business certificate in bag, be then execution step 14；Otherwise refusal transaction；
Above-mentioned steps 14-01 are specially in the present embodiment：Digital cash wallet is used in the certificate chain information of electric business certificate Electric business certificate is verified, when all certificates in certificate chain information have all passed through the checking of corresponding female certificate, electric business Certificate is effective；Otherwise electric business certificate is invalid, refusal transaction.
There is a root certificate in the certificate chain information of electric business certificate, root certificate can be used as the sub- certificate of female certificate issuance, son Certificate is also used as female certificate to be continued to sign and issue sub- certificate, by that analogy, forms a certificate chain.In above-mentioned steps 104-01, The checking that electric business certificate passes through corresponding female certificate, female certificate of electric business certificate passes through corresponding mother as sub- certificate The checking of certificate, by that analogy, on certificate chain per individual sub- certificate all by the checking of corresponding female certificate, along certificate chain Information Authentication when all checkings all pass through, just may certify that electric business certificate is legal effective to root certificate.Root certificate only has electricity Have in business's server, other rogue programs cannot be obtained.
Further, Public Key Infrastructure basis is also included in above-mentioned steps 12 in the payment request information of electric business server organization Type；
Correspondingly, also include before above-mentioned steps 14-01：
Step 14-00：Whether the Public Key Infrastructure type of foundation in digital cash wallet validation of payment request bag is " none ", It is then refusal transaction；Otherwise execution step 14-01；
Alternatively, before above-mentioned steps 14-01, also include：Digital cash wallet judges the big of the payment request bag for receiving It is little whether to exceed preset range, it is then refusal transaction；Otherwise execution step 14-01；
For example, digital cash wallet judges that the size for paying request bag, whether more than 50000 bytes, is then to exceed default model Enclose, be otherwise not above preset range.
When paying request bag more than 50000 byte, digital cash wallet rejection, so as to effectively prevent receiving malice number According to bag, it is to avoid because receiving malicious data and caused system crash.
Alternatively, network type is also included in the payment request information of above-mentioned electric business server organization；
Correspondingly, also include before above-mentioned steps 14：Digital cash wallet judges that the network type paid in request bag is No is then execution step 14 for " main " or " test ", otherwise refusal transaction.Wherein " main " is digital cash network, " test " is digital cash test network.
In the present embodiment, digital cash network be bit coin network, Lay spy's coin network, dog dog coin network, auspicious ripple coin network, One kind in Lisk digital cash networks, ether mill network, ether coin network.
Step 15：Digital cash wallet obtains the number of deals for having and paying dealing money single-candidate currency values in request bag According to transaction ID corresponding with the transaction data digital cash private key for itself preserving corresponding with transaction data, ask from paying Electric business public key address is obtained in bag, transaction data and electric business public key address are signed using digital cash private key, signed Name result, according to signature result, transaction ID and digital cash public key corresponding with digital cash private key tissue Transaction Information, root Bag is paid according to Transaction Information tissue, Transaction Information is broadcast to into digital cash network, bag will be paid and be sent to electric business server.
Alternatively, electric business server itself is also included in above-mentioned steps 12 in the payment request information of electric business server organization The digital certificates information of the electric business of preservation；
Correspondingly, also include before step 15：Digital cash wallet shows the digital certificates letter for paying electric business in request bag Breath, when the confirmation of user input is received, execution step 15；When the cancellation information for receiving user input, or receive During to time-out information, close the trade.
Specifically, when digital cash wallet shows the digital certificates information of electric business, user is according to the digital certificates letter for showing Breath judges whether the identity of electric business server is legal, when user confirms that identity is legal, clicks on and confirms after button, digital cash Wallet receives the confirmation of user input；When user confirms that identity is illegal, click on and cancel after button, digital cash Wallet receives the cancellation information of user input, and user does not click on confirmation button or cancellation is pressed after more than Preset Time Key, digital cash wallet receives time-out information.In the present embodiment, the digital certificates information of the electric business that digital cash wallet shows The information such as whether digital certificates legal of electric business title and electric business can be included.
Further, also believe including display reminding in the payment request information of electric business server organization in above-mentioned steps 12 Breath.Display reminding information is the information that can be shown in digital cash wallet of electric business setting, for example, can in display reminding information With including information such as transaction amount information, trade names.Correspondingly, digital cash wallet receives user input in step 15 Also include before confirmation, cancellation information, or time-out information：Display of the digital cash wallet in payment request information is carried Show presentation of information corresponding information.For example, digital cash wallet is believed according to display reminding presentation of information dealing money, trade name etc. Breath.The display reminding information and the digital certificates of electric business that user can show according to digital cash wallet selects to click on cancels button Or click confirms button.
Alternatively, in step 12, tissue payment request information is also included in the payment request information of electric business server organization Time and payment request information effective time；
Correspondingly, in step 15, before digital cash wallet tissue Transaction Information, also include：Digital cash wallet root Judge the current time in system according to the time of tissue payment request information and the effective time of payment request information in request bag is paid It is whether overtime, it is then refusal transaction, otherwise organize Transaction Information.
For example, the time that tissue pays request is 1 day 8 January in 2016:00, the effective time of payment request information is 20 Minute, if present system time is 1 day 8 January in 2016:Then have timed, out after 20, if present system time is 2016 On January 1,10 in:Then had not timed out before 20.
In step 15, when network type is " main " in paying request bag, digital cash wallet is wide by Transaction Information It is multicast to digital cash network；When network type is " test " (Test Network) in paying request bag, digital cash wallet will conclude the business Information is broadcast to the test network of digital cash network and/or digital cash network.
Specifically, in step 15, digital cash wallet obtains the friendship for having and paying dealing money single-candidate currency values in bag Easy data transaction ID corresponding with the transaction data digital cash private key for itself preserving corresponding with transaction data, specifically For：Digital cash wallet is found with the digital cash public key address more than or equal to dealing money currency values, obtains digital goods The corresponding transaction ID with dealing money single-candidate currency values in coin public key address, according to transaction ID transaction data is found, And corresponding digital cash public key is found according to digital cash public key address, the number of itself preservation is found according to digital cash public key Word currency private key.
In the present embodiment, there is one or more digital cash public key addresses, each digital cash in digital cash wallet Digital cash with certain amount in public key address.Each digital cash public key address is to there is one or more trading standards Know, each transaction ID is corresponding with a transaction data, there is the digital cash of certain amount in every transaction data.
Above-mentioned digital cash wallet is found with the digital cash public key address more than or equal to dealing money currency values, tool Body is：Digital cash wallet selects a digital monetary amount more than or equal to the digital cash public key ground of dealing money amount Location；Or select the digital cash value sum of multiple digital cash public key addresses, multiple digital cash public key addresses to be more than or wait In dealing money.
Above-mentioned digital cash wallet obtain digital cash public key address it is corresponding with dealing money single-candidate currency values Transaction ID, finds transaction data and is specially according to transaction ID：When one or more trading standards that digital cash wallet is obtained When knowing the digital cash value in corresponding transaction data equal to dealing money, digital cash wallet finds one or more transaction The corresponding transaction data of mark；When in the transaction data corresponding to one or more transaction IDs that digital cash wallet is obtained Digital cash value be more than dealing money when, digital cash wallet finds the number of deals corresponding to one or more transaction IDs According to, and the digital cash in the transaction data according to corresponding to one or more transaction IDs and dealing money calculate small change numeral Currency, obtains small change digital cash public key address, and small change digital cash is filled out in small change digital cash public key address.
Correspondingly, digital cash wallet is entered using digital cash private key to transaction data and electric business public key address in step 15 Row signature, obtains result of signing, specially：
Digital cash value in the transaction data corresponding to one or more transaction IDs that digital cash wallet is obtained During equal to dealing money, digital cash wallet using digital cash private key corresponding with digital cash public key to find one or Transaction data, electric business public key address corresponding to multiple transaction IDs is signed, and obtains result of signing；If multiple numerals During currency public key address, to there are multiple digital cash public keys, then need to use corresponding digital cash private key to corresponding friendship Easily data, electric business public key address are signed, for example, when digital cash wallet obtains digital cash public key address 1 and digital goods During coin public key address 2, acquisition with the corresponding transaction ID in digital cash public key address 1 includes transaction ID 11 and transaction ID 12, acquisition is transaction ID 2 with the corresponding transaction ID in digital cash public key address 2, then digital cash wallet needs to use With the corresponding digital cash private key 1 in digital cash public key address 1 to transaction data 11 (with the corresponding number of deals of transaction ID 11 According to), transaction data 12 (with the corresponding transaction data of transaction ID 12), electric business address carry out signature and obtain result 1 of signing, use With the corresponding digital cash private key 2 in digital cash public key address 2 to transaction data 2 (with the corresponding transaction data of transaction ID 2), Electric business address carries out signature and obtains result 2 of signing.
Digital cash value in the transaction data corresponding to one or more transaction IDs that digital cash wallet is obtained During more than dealing money, digital cash wallet is using digital cash private key to corresponding to one or more transaction IDs for finding Transaction data, the small change digital cash public key address filled with small change digital cash, electric business public key address are signed, and are signed Name result.
In the present embodiment, above-mentioned digital cash wallet obtains small change digital cash public key address, specially：Digital cash money Bag obtains the digital cash public key address that can be used to collect money for itself preserving, by the digital cash public key that can be used to collect money for obtaining Address is used as small change digital cash public key address；Or digital cash wallet generates small change digital cash public key address.
Specifically, digital cash wallet generates small change digital cash public key address, specially：Digital cash wallet is generated and looked for Zero digital cash key pair, generates small change digital cash public according to the small change digital cash public key of small change digital cash cipher key pair Key address.Small change digital cash key is to including small change digital cash private key and small change digital cash public key, small change digital cash Public key, small change digital cash private key and small change digital cash public key address are one-to-one relationships.
Further specifically, digital cash wallet uses digital cash private key to transaction data and electric business in above-mentioned steps 15 Public key address is signed, and obtains result of signing, specially：Digital cash wallet to transaction data and electric business public key address according to Preset algorithm carries out computing, obtains the 3rd operation result, carries out signature to the 3rd operation result using digital cash private key and obtains Signature value, signature result includes the 3rd operation result and signature value；
Or, digital cash wallet digital cash wallet is to transaction data, the numeral of the small change filled with small change digital cash Currency public key address, electric business public key address carry out computing according to preset algorithm, obtain the 3rd operation result, private using digital cash Key carries out signature to the 3rd operation result and obtains signature value, and signature result includes the 3rd operation result and signature value.This enforcement In example, preset algorithm is default hash algorithm.
Alternatively, in the present embodiment, the transaction ID that above-mentioned 3rd operation result can conclude the business as this, electric business service When device needs to spend the digital cash of this transaction, the transaction ID of this transaction can be found according to electric business public key address.
Step 16：Electric business server to pay bag in signature result verify, be verified then execution step 17, test Card is not by then terminating.
Step 16 is specially：Transaction ID of the electric business server in Transaction Information finds transaction data, to number of deals The 4th operation result is generated according to computing is carried out according to preset algorithm with electric business public key address；Using the digital cash in Transaction Information Public key carries out sign test and obtains sign test data to signature value, judges whether sign test data are equal with the 4th operation result, is to verify Pass through, otherwise verify and do not pass through.
When Transaction Information in step 16 includes multiple transaction IDs, each transaction ID is to there is a number of deals According to a, digital cash public key, multiple transaction data are found according to multiple transaction IDs, then use numeral corresponding with transaction ID Currency public key carries out sign test to transaction data.
When the corresponding digital cash public key of multiple transaction IDs is same digital cash public key, then wrap in result of signing Include a signature value, above-mentioned electric business server carries out computing and generates the to transaction data and electric business public key address according to preset algorithm Four operation results, carry out sign test and obtain sign test data, specially using the digital cash public key in Transaction Information to signature value：Electricity Business's server many transaction data corresponding to multiple transaction IDs and electric business public key address carry out computing life according to preset algorithm Into the 4th operation result, sign test is carried out to signature value using the digital cash public key in Transaction Information and obtains sign test data.
When the corresponding digital cash public key of multiple transaction IDs is different digital cash public keys, then wrap in result of signing Signature value corresponding with digital cash public key is included, above-mentioned electric business server is to transaction data and electric business public key address according to pre- imputation Method carries out computing and generates the 4th operation result, carries out sign test to signature value using the digital cash public key in Transaction Information and is tested Data are signed, specially：One or more transaction corresponding with each digital cash public key with Transaction Information of electric business server pair Mark corresponding one or many transaction data and electric business public key address according to preset algorithm carry out computing generate it is multiple with number Corresponding 4th operation result of word currency public key, and it is public using corresponding digital cash public key pair in Transaction Information and digital cash The corresponding signature value of key carries out sign test and obtains sign test data.
For example, the corresponding transaction ID of digital cash public key 1 is transaction ID 1 and transaction ID 2, digital cash public key 2 Corresponding transaction ID is transaction ID 3, then electric business server enters to transaction data and electric business public key address according to preset algorithm Row computing generates the 4th operation result, carries out sign test to signature value using the digital cash public key in Transaction Information and obtains sign test number According to specially：Electric business server is to transaction data 1 (with the corresponding transaction data of transaction ID 1), transaction data 2 (with trading standard Know 2 corresponding transaction data) and electric business public key address according to preset algorithm carry out computing generate the 4th operation result 1, electric business clothes Business device carries out computing to transaction data 3 (with the corresponding transaction data of transaction ID 3) and electric business public key address according to preset algorithm The 4th operation result 2 is generated, it is (corresponding with digital cash public key 1 using the 1 pair of signature value 1 of digital cash public key in Transaction Information Signature value) carry out sign test and obtain sign test data 1, using the 2 pairs of signature values 2 of digital cash public key in Transaction Information (with numeral The corresponding signature value of currency public key 2) carry out sign test and obtain sign test data 2, judge sign test data 1 whether with the 4th operation result 1 It is equal, and judge whether sign test data 2 are equal with the 4th operation result 2, and being is, is verified, and otherwise verify and do not lead to Cross.
In the present embodiment, electric business server can quickly confirm that transaction is into according to the checking to result of signing in payment bag Work(or failure, improve the efficiency of electronic transaction.When concluding the business successfully, electric business user can find from electric business server and test The information that card passes through, directly delivers, without waiting for Preset Time from digital cash NetFind preset times to Transaction Information Be verified information.
Alternatively, in the present embodiment, when being verified in step 16, electric business server shows the information being verified；Test When card does not pass through, electric business server shows checking by information, and closes the trade.
When electric business server authentication signature result passes through, before execution step 17, electric business server jump page, no Need user to continue waiting for digital cash network and just jump page is identified through afterwards to Transaction Information, it is easy to operate.And work as When electric business server authentication passes through, electric business can directly deliver, without waiting for digital cash network after Preset Time to transaction Deliver again after validation of information, effectively improve the efficiency of electronic transaction.
When electric business server authentication signature result does not pass through, directly close the trade, and can show what is closed the trade Information, user confirms that the result of Transaction Information is just closed the trade for failure without waiting for digital cash network in Preset Time, Such that it is able to know transaction results as early as possible, trading efficiency is improved, be that user is time-consuming.
Alternatively, also include before step 16：Electric business server judges whether the size for paying bag exceedes preset range, is Then close the trade, otherwise execution step 16.
Alternatively, after step 16, also include before step 17：Electric business server judges whether the size for paying bag exceedes Preset range, is to close the trade, otherwise execution step 17.
For example, when electric business server judges to pay the size of bag more than 50000 byte, then electric business server terminates to hand over Easily.
When paying bag more than 50000 byte, the rejection of electric business server, so as to effectively prevent receiving prior data bank, Avoid because receiving malicious data and caused system crash.
Alternatively, after step 16, also include before step 17：Electric business server judges whether just to pay the form for wrapping Really, it is then execution step 17, otherwise closes the trade.
Alternatively, also include before step 16：Electric business server judges whether the form for paying bag is correct, is then to perform step Rapid 16, otherwise terminate.
Step 17：Electric business server obtains transaction ID from payment bag, according to transaction ID from digital cash network Transaction Information is found, judges whether found from digital cash network in Preset Time right more than or equal to preset times Transaction Information is verified information, is to complete transaction, otherwise closes the trade.For example, Preset Time is 1 hour, is preset secondary Number is 6 times.
Specifically, whether electric business server judges to be found from digital cash network in Preset Time and is more than or equal to The information that is verified to Transaction Information of preset times, specially：Whether electric business server is judged in Preset Time from number Find in the block chain data of word currency network more than or equal to preset times transaction record corresponding with Transaction Information, be Transaction is then completed, is otherwise closed the trade；Digital cash network all remembers Transaction Information after being verified to Transaction Information every time Record is in block chain data.
Preferably, in the present embodiment, when Transaction Information includes many transaction data, electric business server is according to each Transaction ID finds correspondence transaction data from digital cash network, searches from digital cash network in Preset Time Information is verified to more than or equal to preset times, transaction is just completed.
Alternatively, after step 16, complete also to include before transaction：
Step 18：Electric business server obtains stateful transaction from digital cash network, is generated according to stateful transaction and pays shape State, carries out copying the copy information for getting paid bag according to bag is paid, according to the copy information and pay status tissue for paying bag Response bag is paid, and digital cash wallet is sent to by response bag is paid.Specifically, pay status are concluded the business to complete or are being tested Card.
Step 19：Digital cash wallet judges to pay whether response bag meets the requirements, and is then execution step 20；Otherwise refuse Receive and pay response bag, close the trade.
Specifically, digital cash wallet judges whether the size for paying response bag meets the requirements, and is then execution step 20, no Then rejection pays response bag.For example, whether digital cash wallet judges the size for paying response bag more than or equal to 60000 Byte, is that then rejection pays response bag, is closed the trade；Otherwise execution step 20.
When paying response bag more than 60000 byte, digital cash wallet rejection, so as to effectively prevent receiving malice number According to bag, it is to avoid because receiving malicious data and caused system crash.
Step 20：Digital cash wallet shows the information of pay status according to the pay status paid in response bag.
For example, the pay status paid in response bag are " verifying ", and digital cash wallet shows " verifying " The information of pay status.
Alternatively, in the present embodiment above-mentioned steps 12, also include：Electric business server generates electric business mark, pays request letter Also identify including electric business in breath.The electric business mark that every time transaction is generated is all different.
Correspondingly, in above-mentioned steps 15, also include：Digital cash wallet is obtained from the payment request information for paying request bag Power taking trade mark is known, and also identifies including electric business in the payment bag of tissue；
After above-mentioned steps 15, before above-mentioned steps 16, also include：Electric business server judges whether to preserve and pays bag In electric business identify corresponding electric business mark, be then execution step 16, otherwise terminate.
For example, electric business is designated 1 in the payment bag that electric business server is received, and judges that the electric business for itself preserving mark includes 1 When, execution step 16 otherwise terminates.
Alternatively, in above-mentioned steps 15, reimbursement address is also included in the payment bag of digital cash wallet tissue；
Correspondingly, in above-mentioned steps 15, digital cash wallet pays bag according to Transaction Information tissue, specially：Digital goods Coin wallet pays bag according to reimbursement address and Transaction Information tissue.
Further, above-mentioned digital cash wallet is paid before bag according to reimbursement address and Transaction Information tissue, is also included： Digital cash wallet generates reimbursement address.
Specifically, digital cash wallet generates reimbursement address, specially：It is close that digital cash wallet generates reimbursement digital cash Key pair, according to the reimbursement digital cash public key of reimbursement digital cash cipher key pair reimbursement digital cash public key address is generated, and will be moved back Money digital cash public key address is used as reimbursement address.
Digital cash wallet generates reimbursement address, and being sent to the payment bag of electric business server includes reimbursement address, work as because When needing to consumer's reimbursement for some reason electric business servers, electric business obtains reimbursement ground without troublesome contact consumer Location, improves reimbursement efficiency.
Compared with the prior art, the invention has the advantages that：Digital cash wallet obtains electric business from payment request information Certificate, is verified using electric business certificate to paying the signing messages in please wrapping, and Transaction Information, checking are just organized when being verified Not by then refusal transaction, so as to provide safe pay warrant, the electric business public key ground in payment request information can be prevented Distorted by the go-between of malice when paying party is passed to location, it is ensured that electric business public key address is not kidnapped and forged by go-between, while When both parties produce dispute, signing messages can prevent other side from acting unreasonably and shamelessly as pay warrant；Electric business server is received and propped up When paying bag, verify that electric business server is known that transaction results are into according to the result to paying the signature result in wrapping Work(or failure, letter is verified without waiting for after Preset Time according to what is found from digital cash network to Transaction Information The number of times of breath confirms that transaction is success or failure, so as to effectively increase the efficiency of digital cash electronic transaction.
Beneficial effects of the present invention also include：Information transfer between electric business server and digital cash wallet is no longer one Go here and there insecure payment address, but the biography that the digital cash wallet that generates of digital cash wallet and electric business server can be recognized Defeated address, it is ensured that will not leak in information exchanging process；Digital cash wallet is sent in the payment bag of electric business server and wraps Reimbursement address is included, when because some reason electric business servers are needed to consumer's reimbursement, electric business disappears without troublesome contact The person of expense obtains reimbursement address, improves reimbursement efficiency.
Embodiment 3
The present invention provides a kind of system of the electronic transaction based on digital cash, as shown in figure 3, including digital cash wallet 1 and electric business server 2；
Wherein, digital cash wallet 1 includes：
Preserving module 101, for preserving digital cash private key；
First receiver module 102, for receiving the payment request bag from electric business server 2, paying request bag includes The signing messages of payment request information and electric business server 2 using the private key for itself preserving to payment request information, pays request Information includes electric business certificate, dealing money and electric business public key address；
First acquisition module 103, in the payment request information for the payment request bag received from the first receiver module 102 Obtain electric business certificate and signing messages；
First authentication module 104, for the electric business certificate that obtained using the first acquisition module 103 to the first acquisition module 103 signing messages for obtaining are verified；
Transaction refusal module 105, for when the first authentication module 104 does not pass through to signing messages checking, refusing transaction；
Second acquisition module 106, for when the first authentication module 104 is verified to signing messages, obtain have with The transaction data and transaction data pair of the dealing money single-candidate currency values in the payment request bag that the first receiver module 102 is received The digital cash private key that the transaction ID answered and preserving module 101 corresponding with transaction data are preserved；
3rd acquisition module 107, for when the first authentication module 104 is verified to signing messages, receiving from first Electric business public key address is obtained in the payment request information of the payment request bag that module 102 is received；
First signature blocks 108, the digital cash private key for being obtained using the second acquisition module 106 obtains mould to second The electric business public key address that the transaction data and the 3rd acquisition module 107 that block 106 is obtained is obtained is signed, and obtains result of signing；
The first tissue module 109, for the signature result, the second acquisition module 106 that are obtained according to the first signature blocks 108 The transaction ID of acquisition and digital cash public key tissue transaction corresponding with the digital cash private key that the second acquisition module 106 is obtained Information；
Minor microstructure module 110, the Transaction Information tissue for being organized according to the first tissue module 109 pays bag；
Broadcast module 111, for the Transaction Information that the first tissue module 109 is organized to be broadcast to into digital cash network；
First sending module 112, the payment bag for minor microstructure module 110 to be organized is sent to electric business server 2；
Electric business server 2 includes：
Second receiver module 201, for receiving the payment bag from digital cash wallet 1；
Second authentication module 202, for the digital cash public key pair paid in bag received using the second receiver module 201 Signature result in the payment bag that second receiver module 201 is received is verified；
4th acquisition module 203, for when the result of the second authentication module 202 is to be verified, connecing from second Receive in the payment bag that module 201 is received and obtain transaction ID, Transaction Information is found from digital cash network according to transaction ID；
Whether judge module 204, be more than or equal to for judging to be found from digital cash network in Preset Time The Transaction Information found to the 4th acquisition module 203 of preset times is verified information；
Transaction modules 205 are completed, for when the judged result of judge module 204 is to be, completing transaction；
Closing the transaction module 206, for when the result of the second authentication module 202 does not pass through for checking, terminating to hand over Easily；For when the judged result of judge module 204 is no, closing the trade.
Alternatively, the digital cash wallet 1 in the present embodiment said system also includes the 3rd authentication module, for from first The certificate chain information of electric business certificate is obtained in the payment request information of the payment bag that receiver module 102 is received, using electric business certificate The first acquisition module of certificate chain Information Authentication 103 obtain electric business certificate it is whether effective；
Correspondingly, electric business certificate is also included in the payment request information of the payment bag that above-mentioned first receiver module 102 is received Certificate chain information；
Above-mentioned first authentication module 104, specifically for when the 3rd authentication module checking electric business certificate is effective, using first The electric business certificate that acquisition module 103 is obtained is verified to the signing messages that the first acquisition module 103 is obtained；
Module 105 is refused in above-mentioned transaction, is additionally operable to when the 3rd authentication module verifies the electric business that the first acquisition module 103 is obtained When certificate is invalid, refusal transaction.
Alternatively, the electric business server 2 in the present embodiment said system also includes：
3rd receiver module, for receiving the transaction request from digital cash wallet 1, obtains corresponding with transaction request Dealing money；
First memory module, for preserving electric business certificate and private key；
Second memory module, for preserving electric business public key address；
3rd molded tissue block, for obtained according to the 3rd receiver module dealing money, the second memory module preserve electricity The electric business certificate tissue payment request information that business's public key address and the first memory module are preserved；
Second signature blocks, the payment that the private key for being preserved using the first memory module is organized to the 3rd molded tissue block please Ask information to be signed, generate signing messages；
4th molded tissue block, for the signing messages that generated according to the second signature blocks and the 3rd molded tissue block tissue Pay solicited message tissue and pay request bag；
Second sending module, for the payment request bag that the 4th molded tissue block is organized to be sent to into digital cash wallet 1.
Specifically, above-mentioned second signature blocks, specifically for payment request information that the 3rd molded tissue block is organized according to Preset algorithm carries out computing and obtains the first operation result, and the private key preserved using the first memory module is carried out to the first operation result Signature, generates the first signature value；Signing messages includes the first operation result and the first signature value；
Correspondingly, the signing messages that above-mentioned first acquisition module 103 is obtained includes the first operation result and the first signature Value；
Above-mentioned first authentication module 104, specifically for the public key in the electric business certificate that obtained using the first acquisition module 103 The first signature value that first acquisition module 103 is obtained is decrypted and obtains ciphertext data, the first receiver module 102 is received The payment request information paid in bag carries out computing and obtains the second operation result according to preset algorithm, judge ciphertext data whether with Second operation result is identical, is, is verified, and otherwise verifies and does not pass through.
Specifically, above-mentioned 3rd molded tissue block, specifically for the dealing money and second that the 3rd receiver module is obtained is deposited The electric business public key address that storage module is preserved is filled out in the output listing of electric business, according to the output listing and the first memory module of electric business The electric business certificate tissue payment request information of preservation；
Correspondingly, the dealing money and electric business public key address in the payment bag that above-mentioned first receiver module 102 is received is concrete It is the output listing of the electric business for including dealing money and electric business public key address.
Further, above-mentioned electric business server 2 including the 3rd receiver module, the first memory module, the second memory module, Also include on the basis of 3rd molded tissue block, the second signature blocks, the 4th molded tissue block and the second sending module：
First generation module, for generating electric business public key address；
Correspondingly, above-mentioned second memory module, specifically for preserving the electric business public key address that the first generation module is generated.
Further, above-mentioned electric business server 2 including the 3rd receiver module, the first memory module, the second memory module, Also include on the basis of 3rd molded tissue block, the second signature blocks, the 4th molded tissue block and the second sending module：
Second generation module, for generating transmission address；
Correspondingly, the biography that the second generation module is generated also is included in the payment request information of above-mentioned 3rd molded tissue block tissue Defeated address；
Above-mentioned second sending module, specifically for the transmission address that generated by the second generation module by the 4th molded tissue block The payment request bag of tissue is sent to digital cash wallet 1；
Above-mentioned first sending module 112, passes specifically for obtaining in the payment request bag that receives from the first receiver module 102 Defeated address, electric business server 2 is sent to by transmitting address by bag is paid.
Specifically, transmission address of the transmission address that above-mentioned second generation module is generated specially based on SSL encryption.
Alternatively, the digital cash wallet 1 in the present embodiment said system also includes the 3rd memory module, moves back for preserving Money address；
Correspondingly, above-mentioned minor microstructure module 110, specifically for the reimbursement address and preserved according to the 3rd memory module The Transaction Information tissue of the tissue of one molded tissue block 109 pays bag.
Further, above-mentioned digital cash wallet 1 also includes on the basis of including the 3rd memory module：
3rd generation module, for generating reimbursement address；
Correspondingly, above-mentioned 3rd memory module, specifically for preserving the reimbursement address that the 3rd generation module is generated.
Alternatively, the payment request in the present embodiment said system, in the payment request bag that the first receiver module 102 is received Also including the digital certificates information of electric business in information；
Correspondingly, the digital cash wallet 1 in the present embodiment said system also includes:
Display module, for showing the digital certificates information of electric business；
Information receiving module, during for the digital certificates information that electric business is shown when display module, receiving user's input is really Recognize information, or the cancellation information of receiving user's input, or receive time-out information；
Module 105 is refused in above-mentioned transaction, is additionally operable to the cancellation information that above- mentioned information receiver module receives user input, or When person receives time-out information, close the trade；
Second acquisition module 106, specifically for leading to for checking to the result of signing messages when the first authentication module 104 It is out-of-date, and information receiving module is when receiving the confirmation message of user input, obtains and has and dealing money single-candidate currency values Transaction data transaction ID corresponding with transaction data and preserving module 101 corresponding with transaction data preserve numeral Currency private key.
Alternatively, the first signature blocks 108 in the present embodiment said system, specifically for the second acquisition module 106 The electric business public key address that the transaction data of acquisition and the 3rd acquisition module 107 are obtained carries out computing according to preset algorithm, obtains the Three operation results, the digital cash private key obtained using the second acquisition module 106 is carried out signature and is signed to the 3rd operation result Name value, signature result includes the 3rd operation result and signature value；
Correspondingly, above-mentioned second authentication module 202, specifically in the payment bag that received according to the second receiver module 201 Transaction ID find transaction data, the electric business public key ground in the payment bag received to transaction data and the second receiver module 201 Location carries out computing and generates the 4th operation result according to preset algorithm；Using the friendship in the payment bag that the second receiver module 201 is received Digital cash public key easily in information carries out sign test and obtains sign test data to signature value, judge sign test data whether with the 4th computing As a result it is equal, it is to be verified, otherwise verify and do not pass through.
Alternatively, the second acquisition module 106 in the present embodiment said system, specifically for when the first authentication module 104 When being verified to signing messages, find with the friendship in the payment request bag received more than or equal to the first receiver module 102 The easy digital cash public key address of amount tendered value, obtain digital cash public key address it is corresponding with dealing money single-candidate goods The transaction ID of value of money, according to transaction ID transaction data is found, and finds corresponding numeral according to digital cash public key address Currency public key, according to digital cash public key the digital cash private key of the preservation of preserving module 101 is found.
Alternatively, the judge module 204 in the present embodiment said system, specifically for judge in Preset Time whether from The friendship found with the 4th acquisition module 203 more than or equal to preset times is found in the block chain data of digital cash network The corresponding transaction record of easy information；Digital cash network all exists Transaction Information record after being verified to Transaction Information every time In block chain data.
Compared with the prior art, the invention has the advantages that：Digital cash wallet obtains electric business from payment request information Certificate, is verified using electric business certificate to paying the signing messages in please wrapping, and Transaction Information, checking are just organized when being verified By then refusal transaction, so as to provide safe pay warrant, electric business public key address can be prevented when paying party is passed to Distorted by the go-between of malice, it is ensured that electric business public key address is not kidnapped and forged by go-between, while entangling when both parties produce When confused, signing messages can prevent other side from acting unreasonably and shamelessly as pay warrant；When electric business server receives payment bag, in payment bag Signature result verified that electric business server is known that transaction results for success or failure according to the result, without waiting for Transaction is confirmed according to the number of times for being verified information to Transaction Information found from digital cash network after Preset Time It is success or failure, so as to effectively increase the efficiency of digital cash electronic transaction.Electric business server and digital cash wallet Between information transfer be no longer a string insecure payment addresses, but digital cash wallet generate digital cash wallet and The transmission address that electric business server can be recognized, it is ensured that will not leak in information exchanging process；Digital cash wallet is sent to The payment bag of electric business server includes reimbursement address, when because some reason electric business servers are needed to consumer's reimbursement, Electric business obtains reimbursement address without troublesome contact consumer, improves reimbursement efficiency.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, all should contain Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.

Claims (28)

1. a kind of electronic trade method based on digital cash, it is characterised in that comprise the following steps：
Step S1：Digital cash wallet receives the payment request bag from electric business server, and the payment request bag includes propping up The signing messages of solicited message and the electric business server using the private key for itself preserving to the payment request information is paid, it is described Payment request information includes electric business certificate, dealing money and electric business public key address；
Step S2：The digital cash wallet obtains the electric business card from the payment request information of the payment request bag Book and the signing messages, are verified using the electric business certificate to the signing messages, are verified then execution step S3, Checking is not by then refusal transaction；
Step S3：The digital cash wallet is obtained to be had and the transaction data of the dealing money single-candidate currency values and described The corresponding transaction ID of transaction data and the digital cash private key for itself preserving corresponding with the transaction data, and from described The electric business public key address is obtained in the payment request information for paying request bag, using the digital cash private key to described Transaction data and the electric business public key address are signed, and obtain result of signing；According to the signature result, the transaction ID And digital cash public key corresponding with the digital cash private key organizes Transaction Information, and paid according to Transaction Information tissue Bag；
Step S4：The Transaction Information is broadcast to digital cash network by the digital cash wallet, and the bag that pays is sent out Give the electric business server；
Step S5：The electric business server receives the payment bag from the digital cash wallet, is wrapped using described payment In the digital cash public key to it is described signature result verify, be verified then execution step S6；Checking is not by then Close the trade；
Step S6：The electric business server obtains the transaction ID from described payment in bag, according to the transaction ID from institute State and the Transaction Information is found in digital cash network, judge whether searched from the digital cash network in Preset Time Information is verified to the Transaction Information to more than or equal to preset times, is to complete transaction, otherwise closed the trade.
2. method according to claim 1, it is characterised in that also including the card of electric business certificate in the payment request information Book chain information；
Before step S2, also include：
The digital cash wallet obtains the card of the electric business certificate from the payment request information of the payment request bag Book chain information, using the electric business certificate certificate chain Information Authentication described in electric business certificate whether effectively, be then execution step S2； Otherwise refusal transaction.
3. method according to claim 1, it is characterised in that before step S1, also include：
Step S01：The electric business server receives the transaction request from the digital cash wallet, and obtaining please with the transaction The corresponding dealing money is sought, according to the dealing money, the electric business public key address for itself preserving and itself preservation The electric business certificate organizes the payment request information；
Step S02：The private key that the electric business server is preserved using itself is signed to the payment request information, raw Into the signing messages, and the payment request bag is organized according to the signing messages and the payment request information, will be described Pay request bag and be sent to the digital cash wallet.
4. method according to claim 3, it is characterised in that in step S02, the electric business server uses itself The private key for preserving is signed to the payment request information, generates the signing messages, specially：
The electric business server carries out computing and obtains the first operation result to the payment request information according to preset algorithm, uses The private key for itself preserving is signed to first operation result, generates the first signature value；Wrap in the signing messages Include first operation result and the first signature value；
In step S2, the digital cash wallet is verified using the electric business certificate to the signing messages, specifically For：
The digital cash wallet is decrypted to the first signature value using the public key in the electric business certificate and is decrypted Data, carry out computing and obtain the second operation result to the payment request information according to the preset algorithm, judge the decryption Whether data are identical with second operation result, are to be verified, and otherwise verify and do not pass through.
5. method according to claim 3, it is characterised in that in step S01, the electric business server is according to described Dealing money, the electric business public key address and the electric business certificate organize the payment request information, specifically include：
Step d11：The electric business server is filled out the output listing of electric business by the dealing money and the electric business public key address In；
Step d12：The electric business server organizes the payment to ask according to the output listing and the electric business certificate of the electric business Seek information；
In step S1, the dealing money and the electric business public key address are specially and include the dealing money and the electricity The output listing of the electric business of business's public key address.
6. method according to claim 3, it is characterised in that in step S01, the electric business server is according to described Transaction amount information, the electric business public key address and electric business certificate tissue is described to be paid before request, is also included：The electricity Business's server generates the electric business public key address.
7. method according to claim 3, it is characterised in that in step S02, the electric business server uses itself Before the private key for preserving is signed to the payment request information, also include：The electric business server generates transmission ground Location；Also include the transmission address in the payment request information；
In step S02, the payment request bag is sent to the digital cash wallet by the electric business server, specifically For：The payment request bag is sent to the digital cash wallet by the electric business server by the transmission address；
In step S4, the payment bag is sent to the electric business server by the digital cash wallet, specially：It is described Digital cash wallet obtains the transmission address from the payment request bag, is sent out the bag that pays by the transmission address Give the electric business server.
8. method according to claim 7, it is characterised in that transmission of the transmission address specially based on SSL encryption Address.
9. method according to claim 1, it is characterised in that also include reimbursement address in the payment bag；
In step S3, the digital cash wallet pays bag according to Transaction Information tissue, specially：The digital goods Coin wallet pays bag according to reimbursement address and Transaction Information tissue.
10. method according to claim 9, it is characterised in that the digital cash wallet is according to reimbursement address and described Transaction Information tissue is paid before bag, is also included：The digital cash wallet generates the reimbursement address.
11. methods according to claim 1, it is characterised in that also including the electronics of electric business in the payment request information Certificate information；
Before step S3, also include：
The digital cash wallet shows the digital certificates information of the electric business, when receiving the confirmation of user input, holds Row step S3；The cancellation information of user input is received, or when receiving time-out information, is closed the trade.
12. methods according to claim 1, it is characterised in that in step S3, the digital cash wallet uses institute State digital cash private key to sign the transaction data and the electric business public key address, obtain result of signing, specially：
The digital cash wallet carries out computing to the transaction data and the electric business public key address according to preset algorithm, obtains 3rd operation result, carries out signature and obtains signature value, the label using the digital cash private key to the 3rd operation result Name result includes the 3rd operation result and the signature value；
In step S5, the electric business server verifies have using the digital cash public key to the signature result Body is：The electric business server finds the transaction data according to the transaction ID, to the transaction data and the electric business Public key address carries out computing and generates the 4th operation result according to preset algorithm；The digital cash in using the Transaction Information Public key carries out sign test and obtains sign test data to the signature value, judge the sign test data whether with the 4th operation result phase Deng, it is to be verified, otherwise verify and do not pass through.
13. methods according to claim 1, it is characterised in that in step S3, the digital cash wallet obtains tool Have with the transaction data of dealing money single-candidate currency values transaction ID corresponding with the transaction data and with the friendship The digital cash private key of corresponding itself preservation of easy data, specially：
The digital cash wallet is found with the digital cash public key address more than or equal to the dealing money currency values, is obtained The corresponding transaction ID with the dealing money single-candidate currency values in the digital cash public key address is taken, according to institute State transaction ID and find the transaction data, and it is public to find the corresponding digital cash according to the digital cash public key address Key, the digital cash private key that itself is preserved according to the digital cash public key finds.
14. methods according to claim 1, it is characterised in that electric business server is judged pre- described in step S6 If whether find from the digital cash network in the time being tested the Transaction Information more than or equal to preset times Card passes through information, specially：
The electric business server judges whether found from the block chain data of the digital cash network in Preset Time It is to complete transaction more than or equal to preset times transaction record corresponding with the Transaction Information, otherwise terminates to hand over Easily；The digital cash network all records the Transaction Information in the area after being verified to the Transaction Information every time In block chain data.
15. a kind of systems of the electronic transaction based on digital cash, it is characterised in that including digital cash wallet and electric business service Device；
The digital cash wallet includes：
Preserving module, for preserving digital cash private key；
First receiver module, for receiving the payment request bag from the electric business server, the payment request bag includes The signing messages of payment request information and the electric business server using the private key for itself preserving to the payment request information, institute Stating payment request information includes electric business certificate, dealing money and electric business public key address；
First acquisition module, the payment request information of the payment request bag for receiving from first receiver module The middle acquisition electric business certificate and the signing messages；
First authentication module, for the electric business certificate that obtained using first acquisition module to first acquisition module The signing messages for obtaining is verified；
Transaction refusal module, for when first authentication module does not pass through to signing messages checking, refusing transaction；
Second acquisition module, for when first authentication module is verified to the signing messages, obtaining and having and institute State the transaction data of the dealing money single-candidate currency values in the payment request bag of the first receiver module reception and described The digital cash that the corresponding transaction ID of transaction data and the preserving module corresponding with the transaction data are preserved Private key；
3rd acquisition module, for when first authentication module is verified to the signing messages, connecing from described first The electric business public key address is obtained in the payment request information for receiving the payment request bag that module is received；
First signature blocks, the digital cash private key for being obtained using second acquisition module is obtained to described second The electric business public key address that the transaction data and the 3rd acquisition module that module is obtained is obtained is signed, and is signed Name result；
The first tissue module, for the signature result, second acquisition module that are obtained according to first signature blocks The transaction ID and digital cash corresponding with the digital cash private key that second acquisition module is obtained for obtaining is public Key organizes Transaction Information；
Minor microstructure module, for paying bag according to the Transaction Information of the first tissue modular organisation tissue；
Broadcast module, for the Transaction Information of the first tissue modular organisation to be broadcast to into digital cash network；
First sending module, for the payment bag of the minor microstructure modular organisation to be sent to into the electric business server；
The electric business server includes：
Second receiver module, for receiving the payment bag from the digital cash wallet；
Second authentication module, for the digital cash public key in the payment bag that received using second receiver module The signature result in the payment bag received to second receiver module is verified；
4th acquisition module, for when the result of second authentication module is to be verified, receiving from described second The transaction ID is obtained in the payment bag that module is received, is looked for from the digital cash network according to the transaction ID To the Transaction Information；
Judge module, for judging whether find from the digital cash network in Preset Time more than or equal to default The Transaction Information found to the 4th acquisition module of number of times is verified information；
Transaction modules are completed, for when the judge module judged result is to be, completing transaction；
Closing the transaction module, for when the result of second authentication module does not pass through for checking, closing the trade；For When the judge module judged result is no, close the trade.
16. systems according to claim 15, it is characterised in that the digital cash wallet also includes the 3rd checking mould Block；
Also including the certificate of electric business certificate in the payment request information of the payment bag that first receiver module is received Chain information；
3rd authentication module, the payment request of the payment request bag for receiving from first receiver module The certificate chain information of the electric business certificate is obtained in information, using the electric business certificate certificate chain Information Authentication described in first obtain Whether the electric business certificate that delivery block is obtained is effective；
First authentication module, specifically for when the 3rd authentication module verifies that the electric business certificate is effective, using institute The electric business certificate for stating the acquisition of the first acquisition module is verified to the signing messages that first acquisition module is obtained；
The transaction refusal module, is additionally operable to when the 3rd authentication module verifies the electricity that first acquisition module is obtained When business's certificate is invalid, refusal transaction.
17. systems according to claim 15, it is characterised in that the electric business server also includes：
3rd receiver module, for receiving the transaction request from the digital cash wallet, obtains and the transaction request pair The dealing money answered；
First memory module, for preserving the electric business certificate and the private key；
Second memory module, for preserving the electric business public key address；
3rd molded tissue block, for the dealing money, second memory module that are obtained according to the 3rd receiver module The described payment of electric business certificate tissue that the electric business public key address for preserving and first memory module are preserved asks letter Breath；
Second signature blocks, the private key for being preserved using first memory module is organized to the 3rd molded tissue block The payment request information signed, generate the signing messages；
4th molded tissue block, for the signing messages that generated according to second signature blocks and the 3rd molded tissue block The payment request information of tissue organizes the payment request bag；
Second sending module, for the payment request bag that the 4th molded tissue block is organized to be sent to into the digital cash Wallet.
18. systems according to claim 17, it is characterised in that second signature blocks, specifically for described The payment request information of three molded tissue blocks tissue carries out computing and obtains the first operation result according to preset algorithm, using described The private key that first memory module is preserved is signed to first operation result, generates the first signature value；The signature Information includes first operation result and the first signature value；
The signing messages that first acquisition module is obtained includes first operation result and the first signature value；
First authentication module, specifically for the public key pair in the electric business certificate that obtained using first acquisition module The first signature value that first acquisition module is obtained is decrypted and obtains ciphertext data, and first receiver module is connect The payment request information in the payment bag received carries out computing and obtains the second operation result according to preset algorithm, judges institute Whether identical with second operation result state ciphertext data, be to be verified, otherwise verify and do not pass through.
19. systems according to claim 17, it is characterised in that the 3rd molded tissue block, specifically for by described Electric business is filled out in the electric business public key address that the dealing money and second memory module that three receiver modules are obtained is preserved Output listing in, according to the electric business certificate tissue institute that the output listing of the electric business and first memory module are preserved State payment request information；
The dealing money and the electric business public key address in the payment bag that first receiver module is received is specially Including the dealing money and the output listing of the electric business of the electric business public key address.
20. systems according to claim 17, it is characterised in that the electric business server also includes：
First generation module, for generating the electric business public key address；
Second memory module, specifically for preserving the electric business public key address that first generation module is generated.
21. systems according to claim 17, it is characterised in that the electric business server also includes：
Second generation module, for generating transmission address；
Also include that second generation module is generated in the payment request information of the 3rd molded tissue block tissue described Transmission address；
Second sending module, specifically for the transmission address that generated by second generation module by the described 4th The payment request bag of molded tissue block tissue is sent to the digital cash wallet；
First sending module, specifically for obtaining described in the payment request bag that receives from first receiver module Transmission address, the electric business server is sent to by the transmission address by the payment bag.
22. systems according to claim 21, it is characterised in that the transmission address that second generation module is generated Transmission address specially based on SSL encryption.
23. systems according to claim 15, it is characterised in that the digital cash wallet also includes the 3rd storage mould Block, for preserving reimbursement address；
The minor microstructure module, specifically for the reimbursement address and described first preserved according to the 3rd memory module The Transaction Information tissue of molded tissue block tissue is described to pay bag.
24. systems according to claim 23, it is characterised in that the digital cash wallet also includes：
3rd generation module, for generating the reimbursement address；
3rd memory module, specifically for preserving the reimbursement address that the 3rd generation module is generated.
25. systems according to claim 15, it is characterised in that the payment request that first receiver module is received Also including the digital certificates information of electric business in the payment request information in bag；
The digital cash wallet also includes：
Display module, for showing the digital certificates information of the electric business；
Information receiving module, during for the digital certificates information that the electric business is shown when the display module, receiving user's input Confirmation, or the cancellation information of receiving user's input, or receive time-out information；
The transaction refusal module, is additionally operable to the cancellation information that described information receiver module receives the user input, or When receiving the time-out information, close the trade；
Second acquisition module, specifically for being checking to the result of the signing messages when first authentication module By when, and described information receiver module is when receiving the confirmation message of the user input, obtains and has and the transaction The transaction data transaction ID corresponding with the transaction data of amount of money single-candidate currency values and corresponding with the transaction data The digital cash private key that the preserving module is preserved.
26. systems according to claim 15, it is characterised in that first signature blocks, specifically for described The electric business public key address that the transaction data and the 3rd acquisition module that two acquisition modules are obtained is obtained is according to default Algorithm carries out computing, obtains the 3rd operation result, using the digital cash private key of second acquisition module acquisition to institute State the 3rd operation result and carry out signature and obtain signature value, the signature result includes the 3rd operation result and the signature Value；
Second authentication module, specifically for the transaction in the payment bag that received according to second receiver module Mark finds the transaction data, described in the payment bag received to the transaction data and second receiver module Electric business public key address carries out computing and generates the 4th operation result according to preset algorithm；The institute received using second receiver module The digital cash public key stated in the Transaction Information paid in bag carries out sign test and obtains sign test data to the signature value, Judge whether the sign test data are equal with the 4th operation result, are to be verified, and otherwise verify and do not pass through.
27. systems according to claim 15, it is characterised in that second acquisition module, specifically for when described the When one authentication module is verified to the signing messages, find with the institute received more than or equal to first receiver module The digital cash public key address for paying the dealing money currency values in request bag is stated, the digital cash public key address is obtained The corresponding transaction ID with the dealing money single-candidate currency values, according to the transaction ID transaction is found Data, and the corresponding digital cash public key is found according to the digital cash public key address, it is public according to the digital cash Key finds the digital cash private key that the preserving module is preserved.
28. systems according to claim 15, it is characterised in that the judge module, specifically for judging when default It is interior whether find from the block chain data of the digital cash network more than or equal to the preset times with it is described The corresponding transaction record of the Transaction Information that 4th acquisition module finds；The digital cash network is every time to the transaction letter Breath all records the Transaction Information in the block chain data after being verified.
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