CN108615193A - A kind of method and device of digital cash terminal transaction, digital cash and franc transaction - Google Patents

A kind of method and device of digital cash terminal transaction, digital cash and franc transaction Download PDF

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Publication number
CN108615193A
CN108615193A CN201810404080.5A CN201810404080A CN108615193A CN 108615193 A CN108615193 A CN 108615193A CN 201810404080 A CN201810404080 A CN 201810404080A CN 108615193 A CN108615193 A CN 108615193A
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Prior art keywords
digital cash
terminal
cash terminal
transaction
block chain
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赵晔
周枫
赵宁
刘红伟
庞美丽
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Bi Fei (shenzhen) Technology Co Ltd
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Bi Fei (shenzhen) Technology 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
    • G06Q20/30—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
    • G06Q20/3678—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 e-cash details, e.g. blinded, divisible or detecting double spending
    • 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
    • G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
    • 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
    • G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
    • G06Q40/04—Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange

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  • Finance (AREA)
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  • Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Development Economics (AREA)
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  • Storage Device Security (AREA)

Abstract

In the embodiment of the present invention, a kind of method of digital cash terminal transaction is provided, including：First digital cash terminal generates Transaction Information, and the Transaction Information is the information for being transferred to digital cash to the second digital cash terminal about the first digital cash terminal；The first digital cash terminal is encrypted the Transaction Information using private key, and encrypted Transaction Information is broadcasted in block chain, wherein the private key is stored in local according to preset rules.In this scenario, private key is stored in local according to preset rules, does not need user's input, therefore, can reduce complexity, improve trading efficiency.

Description

A kind of method and device of digital cash terminal transaction, digital cash and franc transaction
Technical field
The present invention relates to a kind of block chain technical field more particularly to digital cash terminal transaction, digital cash and franc The method and device of transaction.
Background technology
With the development of the communication technology, the transaction carried out by internet is also more and more.Transaction on internet, generally It is required for handling electronic payment information by reliable third party credit institution, be still limited by this kind of system nature " fiduciary pattern ".
It is merchandised in order to avoid relying on third party to realize, block chain technology is applied and given birth to.Block chain is a distributed account This, it is a kind of decentralization, go trust by way of collective safeguard an authentic data library technical solution, specifically build ratio The basic technology of special coin block chain network and Transaction Information encrypted transmission.It is not based on credit based on Cryptography Principles so that Any both sides' direct payment reached an agreement, without the participation of third party intermediary.Since block chain technology has transaction Transparent, transaction data can not be distorted, therefore retrospective feature is with a wide range of applications.
In block chain process of exchange, private key is a crucial information, and having private key can be in digital wallet Digital cash is operated, so private key must be kept securely.Currently, private key is generally stored separately on offline end End or USB flash disk, or even copy on paper, although this method can improve the safety of private key, user needs every It is actively entered private key in secondary process of exchange, then, it there is the lower defect of trading efficiency.
Invention content
In view of the above problems, it is proposed that the present invention overcoming the above problem in order to provide one kind or solves at least partly A kind of digital cash terminal transaction of the above problem, the method and device of digital cash and franc transaction, for solving existing skill The lower defect of trading efficiency present in art.
According to the present invention in a first aspect, provide a kind of method of digital cash terminal transaction, including：First digital goods Coin terminal generates Transaction Information, and the Transaction Information is turned to the second digital cash terminal about the first digital cash terminal Enter the information of digital cash；The first digital cash terminal is encrypted the Transaction Information using private key, and will encryption Transaction Information afterwards is broadcasted in block chain, wherein the private key is stored in local according to preset rules.
Second aspect according to the present invention provides a kind of method of digital cash terminal transaction, including：Second digital goods After coin terminal determines that the first digital cash terminal is transferred accounts to the second digital cash terminal, broadcast query request is described to look into Request is ask successfully to record about the first digital cash terminal with the presence or absence of present count destination node for determining in block chain To the money transfer transactions of the second digital cash terminal；Exist in block chain described in the second digital cash terminal check described Present count destination node successfully records the friendship of transferring accounts to the second digital cash terminal about the first digital cash terminal Yi Shi determines the first digital cash terminal to the success of the money transfer transactions of the second digital cash terminal, update described the The amount information of digital cash in two digital cash terminals.
The third aspect according to the present invention provides a kind of method of digital cash and franc transaction, including：Franc service Terminal receives the withdrawal transaction request that the first digital cash terminal is sent；The franc service terminal is by the withdrawal transaction request It is broadcasted in block chain, the feedback for the successful book keeping operation that the present count destination node in receiving the block chain is sent disappears When breath, confirms to withdraw the money and merchandise successfully, and export franc corresponding with the withdrawal transaction request.
Fourth aspect according to the present invention provides a kind of first digital cash transaction terminal, including：Generation unit is used In generating Transaction Information, the Transaction Information is about the first digital cash terminal to the second digital cash terminal amount brought forward The information of word currency；Encryption unit, for the Transaction Information to be encrypted using private key；Radio unit, for that will encrypt Transaction Information afterwards is broadcasted in block chain, wherein the private key is stored in local according to preset rules.
The 5th aspect according to the present invention provides a kind of second digital cash transaction terminal, including：Radio unit is used After determining that the first digital cash terminal is transferred accounts to the second digital cash terminal, broadcast query request, the inquiry is asked It asks and is successfully recorded about the first digital cash terminal to institute with the presence or absence of present count destination node for determining in block chain State the money transfer transactions of the second digital cash terminal；Determination unit, for confirming, there are the preset numbers in the block chain Node successfully record about money transfer transactions from the first digital cash terminal to the second digital cash terminal when, determine institute The first digital cash terminal is stated to the success of the money transfer transactions of the second digital cash terminal；Updating unit, it is described for updating The amount information of digital cash in second digital cash terminal.
The 6th aspect according to the present invention, provides a kind of franc service terminal, including：Receiving unit, for receiving the The withdrawal transaction request that one digital cash terminal is sent；Radio unit, for by the withdrawal transaction request in block chain into Row broadcast；Confirmation unit, the feedback for the successful book keeping operation that the present count destination node in receiving the block chain is sent When message, confirms to withdraw the money and merchandise successfully；Output unit, for exporting franc corresponding with the withdrawal transaction request.
The 7th aspect according to the present invention, provide a kind of digital cash terminal transaction device or franc service eventually End, including：One or more processor；Memory；The program being stored in the memory, when by one or more When a processor executes, described program makes the processor execute as described in any one in first aspect to the third aspect Method.
Eighth aspect according to the present invention provides a kind of computer readable storage medium, the computer-readable storage Media storage has program, when said program is executed by a processor so that the processor is executed such as first aspect to third party The method described in any one in face.
In the embodiment of the present invention, a kind of method of digital cash terminal transaction is proposed, including：First digital cash terminal is given birth to At Transaction Information, the Transaction Information is to be transferred to digital goods to the second digital cash terminal about the first digital cash terminal The information of coin；The first digital cash terminal is encrypted the Transaction Information using private key, and by encrypted transaction Information is broadcasted in block chain, wherein the private key is stored in local according to preset rules.In this scenario, private key according to Preset rules are stored in local, do not need user's input, therefore, can reduce complexity, improve trading efficiency.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention, And can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can It is clearer and more comprehensible, below the special specific implementation mode for lifting the present invention.
Description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit are common for this field Technical staff will become clear.Attached drawing only for the purpose of illustrating preferred embodiments, and is not considered as to the present invention Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings：
Fig. 1 is a kind of flow chart of the digital cash terminal transaction proposed according to an embodiment of the invention；
Fig. 2 is another flow chart of the digital cash terminal transaction proposed according to an embodiment of the invention；
Fig. 3 is a kind of flow chart of the digital cash and franc transaction that propose according to an embodiment of the invention；
Fig. 4 is the schematic diagram of the first digital cash transaction terminal proposed according to an embodiment of the invention；
Fig. 5 is the schematic diagram of the second digital cash transaction terminal proposed according to an embodiment of the invention；
Fig. 6 is the schematic diagram of the franc service terminal proposed according to an embodiment of the invention.
Specific implementation mode
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure Completely it is communicated to those skilled in the art.
Basic conception involved in the embodiment of the present invention is simply introduced first.
Digital cash, referred to as DIGICCY are the abbreviations of English " Digital Currency ", are a kind of integration P2P (Peer-to-peer computing), internet, Encryption Algorithm, calibration technology a kind of decentralization attribute currency.This So-called digital cash is decentralization relative to the feature of other currency maximum in invention, i.e., the center machine that do not issue currency Structure, and all there are one central offices to issue currency for other currency.So-called digital cash can neither be equal to mutually in the present invention The ideal money of networking company distribution can not be equal to the digital form of the RMB of central the People's Bank's distribution.Internet The ideal money of company's distribution, such as Baidu's coin of baidu company, the Q coin Q points of Tencent, the point certificate of grand company, Sina Micro- coin (for micro- game, Sina's reading etc.), chivalrous ingot (playing for chivalrous road), the line silver released (are used for green snow feelings day Game).The digital form of RMB, for example, the RMB of the digital form stored in bank card account, Third-party payment are flat Platform (such as：Wechat, Alipay etc.) RMB merchandised in digital form.Popular digital cash has in the prior art：Bit Coin, Lay spy coin, bit stock etc..
The flow that Fig. 1 schematically shows the method 10 of the digital cash terminal transaction according to embodiment of the present invention is shown It is intended to.As shown in Figure 1, this method 10 may include step 100,110.
Step 100：First digital cash terminal generates Transaction Information, and the Transaction Information is about the described first digital goods Coin terminal is transferred to the information of digital cash to the second digital cash terminal；
Step 110：The first digital cash terminal is encrypted the Transaction Information using private key, and will be after encryption Transaction Information broadcasted in block chain, wherein the private key is stored in local according to preset rules.
In the embodiment of the present invention, in order to improve the safety of private key, it is whole that the private key is stored in first digital cash Hardware encryption module in end, the private key in the hardware encryption module can not be performed read operation and/or copy operation； Or the private key, as the parameter in program codes, the program codes are held when meeting preset condition Row.In this way, due to that can not steal private key, this improves the safeties of digital cash terminal.In the embodiment of the present invention, hardware When storing private key in encrypting module, encrypted mode may be used and store.In the embodiment of the present invention, the life of the first digital cash terminal At Transaction Information mode there are many, it is alternatively possible in the following way：The first digital cash terminal obtains described the The address of two digital cash terminals and transfer amounts；The first digital cash terminal is according to described address and the transfer amounts Generate the Transaction Information.
In the embodiment of the present invention, the first digital cash terminal obtains the side of the address of the second digital cash terminal There are many formulas, it is alternatively possible in the following way：The first digital cash terminal receives the first input behaviour of described address Make, described address is determined according to the first input operation, for example, user's input address in the first digital cash terminal；Or First digital cash terminal described in person obtains the corresponding Quick Response Code of described address, by parse the Quick Response Code determine it is described Location, for example, the corresponding Quick Response Code in the first digital cash terminal scan address, address is determined by parsing the Quick Response Code；Or institute It states the first digital cash terminal and described address is determined according to short-distance wireless communication technology, for example, the first digital cash terminal is logical Cross the address that NFC (Near Field Communication, near-field communication) reads the second digital cash terminal.
In the embodiment of the present invention, the first digital cash terminal carries out encrypted Transaction Information extensively in block chain There are many modes broadcast, it is alternatively possible in the following way：The first digital cash terminal receives the first start-up operation, Start wireless communication function；The first digital cash terminal is by the wireless communication function by the Transaction Information described It is broadcasted in block chain.
Alternatively, when the first digital cash terminal is broadcasted encrypted Transaction Information in block chain, also may be used With in the following way：The first built-in command of the first digital cash terminal reception, startup wireless communication function, described first Built-in command refers to the instruction that the internal module of the first digital cash terminal is sent out；The first digital cash terminal passes through The wireless communication function broadcasts the Transaction Information in the block chain.
Further, in order to improve safety, in the embodiment of the present invention, the first digital cash terminal passes through the nothing After line communication function is broadcasted the Transaction Information in the block chain, the first digital cash terminal receives the One shutoff operation closes the wireless communication function.
Or it can also be by the way of receiving built-in command come relationship wireless communication function, specifically, first number After word money terminal is broadcasted the Transaction Information by the wireless communication function in the block chain, also wrap It includes：The first digital cash terminal receives the second built-in command, closes wireless communication function, and second built-in command refers to The instruction that the internal module of the first digital cash terminal is sent out.
That is, only wireless communication function is just available when broadcasting Transaction Information, i.e., in broadcast transaction letter Start wireless communication function when breath, wireless communication function is closed after completing broadcast, in this way, network can be substantially reduced Attack, improves the safety of transaction.
In the embodiment of the present invention, the first digital cash terminal carries out encrypted Transaction Information extensively in block chain There are many modes broadcast, it is alternatively possible in the following way：The first digital cash terminal is by encrypted Transaction Information The Transaction Information of quick response code form is generated, and the Transaction Information of the quick response code form is broadcasted in the block chain. Wherein, the first digital cash terminal broadcasts the Transaction Information of the quick response code form in the block chain, packet It includes：The Transaction Information of the quick response code form is presented in the first digital cash terminal, passes through the association in the block chain Node scan is simultaneously broadcasted after parsing the Transaction Information of the quick response code form in the block chain.Wherein, Quick Response Code shape The Transaction Information of formula can be the Quick Response Code of static form, alternatively, can also be the Quick Response Code of dynamic-form, not do herein specific It limits.
Wherein, when the Transaction Information of the first digital cash terminal broadcast quick response code form, it is specifically as follows：First digital goods Quick Response Code is presented in the screen of coin terminal, the node scan Quick Response Code acquisition Transaction Information in block chain, then, the block chain In node the Transaction Information of acquisition is broadcasted in block chain.It is of course also possible to be other broadcast modes, do not do herein It is specific to limit.
In order to improve safety, the first digital cash terminal oneself can only actively start transmitting-receiving funds on account, not receive extraneous touch Send instructions, such as broadcasting station in the prior art, therefore, before the first digital cash terminal generates Transaction Information, further includes：It is described First digital cash terminal receives transfer operation, starts function of transferring accounts, as user clicks transferring accounts in the first digital cash terminal Start button；Or the first digital cash terminal transfers accounts ground by the internal module acquisition of the first digital cash terminal Location starts function of transferring accounts.
For example, other equipment sends instruction to the first digital cash terminal, the instruction is whole for triggering the first digital cash Hold start-up operation, still, due to the first digital cash terminal can only initiate by its own operation, the first digital cash terminal connects The function of receipt on account can't be started by receiving the instruction.In this way, since the first digital cash terminal can only be to network output order, no It can receive in network and instruct, is i.e. " the first digital cash terminal only export but no import ", the possibility being logically cracked is relatively low, because This, improves the safety of the first digital cash terminal.
In practical applications, can also there be the case where inquiry, therefore, in the embodiment of the present invention, further give The scheme of inquiry, due to there is shared account book in block chain node, it is alternatively possible to be looked into using block chain link point It askes, specially：The first digital cash terminal receives inquiry operation, and according to the inquiry operation from the section of the block chain It is inquired in point；The first digital cash terminal feeds back the result of the inquiry.Wherein, it is stored in block chain node altogether Enjoy account book.
Wherein, optionally, the first digital cash terminal reception inquiry operation can refer to user in the first digital goods Inquiry button is clicked in coin terminal.WIFI may be used in the interaction between node in first digital cash terminal and block chain (Wireless-Fidelity, Wireless Fidelity) technology can also use the technologies such as 4G/3G, be not specifically limited herein.
The first digital cash terminal according to the inquiry operation before being inquired in the node of the block chain, Further include：The first digital cash terminal receives the first start-up operation, starts wireless communication function；Or first number Money terminal receives the first built-in command, starts wireless communication function, and first built-in command refers to the described first digital goods The instruction that the internal module of coin terminal is sent out.
Further, in order to improve the safety of the first digital cash terminal, the method further includes：First number Money terminal receives the first shutoff operation, closes wireless communication function；Or the first digital cash terminal receives in second Portion instructs, and closes wireless communication function, and second built-in command refers to that the first digital cash terminal inner module is sent Instruction.That is, needing the when of being inquired in block chain to start wireless communication function, after inquiry, nothing is closed Line communication function.
Described the first built-in command and the second built-in command automatically generate in the embodiment of the present invention, such as detect phase It closes information to generate, sends the first built-in command, detect that relevant information is sent completely, send the second built-in command.
In the embodiment of the present invention, the first digital cash terminal is fed back there are many modes of the query result, optional Ground may be used such as under type：The inquiry is presented with written form and/or speech form in the first digital cash terminal As a result.Wherein, it when the result of inquiry is specifically presented with written form for the first digital cash terminal, can be presented with highlighted fashion, Alternatively, can also be presented in the form of animation, alternatively, can also present otherwise, it is not specifically limited herein.
In the embodiment of the present invention, it is stored with digital cash in the first digital cash terminal, it therefore, can be from the first digital goods It withdraws the money in coin terminal, detailed process is：The first digital cash terminal obtains address and the withdraw funds of franc service terminal； The first digital cash terminal generates withdrawal transaction request according to described address and the withdraw funds；Described first digital goods Coin terminal uses the private key in the hardware encryption module that the withdrawal transaction request is encrypted, and by encrypted withdrawal Transaction request is sent to the franc service terminal.
In the embodiment of the present invention, the first digital cash terminal obtain the address of franc service terminal mode have it is more Kind, it is alternatively possible in the following way：The first digital cash terminal receives the second input operation of described address, root Described address is determined according to the second input operation；Or the first digital cash terminal obtains the corresponding two dimension of described address Code determines described address by parsing the Quick Response Code；Or the first digital cash terminal is according to short-distance wireless communication Technology determines the address of the franc service terminal.
Wherein, it is NFC (Near Field that short-distance wireless communication technology, which can be short-distance wireless communication technology, Communication, near-field communication) technology, Bluetooth technology, in WIFI (WIreless-Fidelity, Wireless Fidelity) at least It is a kind of.Optionally, short-distance wireless communication technology may be IrdA (Infrared Data Association, infrared data Tissue), UWB (Ultra-Wideband, ultra wide band), Zigbee, RFID (Radio Frequency Identification, Radio frequency identification), it is Ad hoc, at least a kind of in Mesh, Thread, Z-Wave, LiFi (LightFidelity, light fidelity), It is not specifically limited herein.
In the embodiment of the present invention, encrypted withdrawal transaction request is sent to the method by the first digital cash terminal There are many modes of coin service terminal, it is alternatively possible in the following way：The first digital cash terminal will be encrypted Withdrawal transaction request generates the withdrawal transaction request of quick response code form, and the withdrawal transaction request of the quick response code form is sent To the franc service terminal.
In the embodiment of the present invention, optionally, the withdrawal transaction request of the quick response code form is serviced eventually by the franc The mode of end scanning is sent to the franc service terminal.For example, the first digital cash terminal hands over the withdrawal of quick response code form Easily request is presented on the screen, and franc service terminal obtains withdrawal transaction request by scanning the Quick Response Code and parsing.
In the embodiment of the present invention, in order to improve the safety of transaction, the first digital cash terminal takes from the franc The withdrawal event of acquisition request legal tender is broadcasted by the franc service terminal in block chain in business terminal.
In the embodiment of the present invention, further, further include：The first digital cash terminal passes through default in block chain After number destination node determines the success of withdrawal event transactions, the amount information of digital cash is updated.
In the embodiment of the present invention, private key can be generated based on random number, can be specifically 256, it is of course also possible to It is other digits, is not specifically limited herein.
In the embodiment of the present invention, in order to improve the safety of the first digital cash terminal, the first digital cash can be given whole End setting screen-lock password, the first digital cash terminal need first when executing the scheme of method 10 to the first digital cash Terminal unlocking, wherein the screen locking mode of the first digital cash terminal can be pattern screen locking, can also be digital screen locking, or Can also be fingerprint screen locking, it is of course also possible to be other screen locking modes, it can not as long as the first digital cash terminal can be reached By other users with the effect of convenient to operate, specific implementation is not specifically limited herein.
Fig. 2 schematically shows the flows of the method 20 according to the digital cash terminal transaction of embodiment of the present invention to show It is intended to.As shown in Fig. 2, this method 20 may include step 200,210.
Step 200：Second digital cash terminal determines that the first digital cash terminal turns to the second digital cash terminal After account, broadcast query request, the inquiry request is successfully remembered for determining in block chain with the presence or absence of present count destination node Record is about the first digital cash terminal to the money transfer transactions of the second digital cash terminal；
Step 210：In block chain described in the second digital cash terminal check there are the present count destination node at Work(record about money transfer transactions from the first digital cash terminal to the second digital cash terminal when, determine described first Digital cash terminal is updated to the success of the money transfer transactions of the second digital cash terminal in the second digital cash terminal The amount information of digital cash.
In order to improve safety, the second digital cash terminal is all actively to initiate operation, can't be sent out by other equipment The instruction sent executes relevant operation, that is to say, that and other equipment can not trigger the second digital cash terminal executing operation, It oneself can only actively initiate, therefore, before the second digital cash terminal broadcast inquiry request, further, further include：Institute It states the second digital cash terminal and receives the second start-up operation, start the function of receiving digital cash.For example, user clicks the second number " gathering starts " button on word money terminal, starts the function that the second digital cash terminal receives digital cash.
In order to improve the safety of the second digital cash terminal, the second digital cash terminal determines first number After money terminal succeeds to the money transfer transactions of the second digital cash terminal, further include：The second digital cash terminal The second shutoff operation is received, the function of receiving digital cash is closed.
Before first digital cash terminal is transferred accounts to the second digital cash terminal, the first digital cash terminal needs to know Therefore the address of two digital cash terminals before the second digital cash terminal broadcast inquiry request, further includes：Described The address of the second digital cash terminal of quick response code form is presented in two digital cash terminals, passes through the node in block chain It scans and the address for parsing the second digital cash terminal is broadcasted in the block chain, in this way, the first digital cash Terminal can scan the two-dimensional code to obtain the address of the second digital cash terminal.
In the embodiment of the present invention, in order to improve the safety of the second digital cash terminal, the second digital cash can be given whole End setting screen-lock password, the second digital cash terminal need first when executing the scheme of method 20 to the second digital cash Terminal unlocking, wherein the screen locking mode of the second digital cash terminal can be pattern screen locking, can also be digital screen locking, or Can also be fingerprint screen locking, it is of course also possible to be other screen locking modes, it can not as long as the second digital cash terminal can be reached By other users with the effect of convenient to operate, specific implementation is not specifically limited herein.
Fig. 3 schematically shows the flow of the digital cash and the method 30 of franc transaction according to embodiment of the present invention Schematic diagram.As shown in figure 3, this method 30 may include step 300,310.
Step 300：Franc service terminal receives the withdrawal transaction request that the first digital cash terminal is sent；
Step 310：The franc service terminal broadcasts the withdrawal transaction request in block chain, is receiving When the feedback message for the successful book keeping operation that the present count destination node in the block chain is sent, confirms to withdraw the money and merchandise successfully, and is defeated Go out franc corresponding with the withdrawal transaction request.
In the embodiment of the present invention, franc service terminal receives the side for the withdrawal transaction request that the first digital cash terminal is sent There are many formulas, it is alternatively possible in the following way：The franc service terminal receives the first digital cash terminal and sends The withdrawal transaction request using private key encryption.The withdrawal transaction request using private key encryption includes the described first digital goods The address of the plaintext version of coin terminal and encrypted information.In the embodiment of the present invention, optionally, the node in block chain passes through The address of the plaintext version obtains public key, and the encrypted information is decrypted by the public key.It needs to illustrate , public key herein when being with encryption used private key be corresponding, be specifically as follows and pushed away using elliptic curve Export corresponding public key.
In the embodiment of the present invention, franc service terminal receives the side for the withdrawal transaction request that the first digital cash terminal is sent There are many formulas, it is alternatively possible in the following way：The withdrawal transaction that the franc service terminal receives quick response code form is asked It asks, and the withdrawal transaction request of the quick response code form is parsed, obtain the withdrawal transaction request.For example, the first number Word money terminal is presented the withdrawal transaction request of quick response code form on the screen, and franc service terminal scans the Quick Response Code and solves Analysis obtains withdrawal transaction request.
In the embodiment of the present invention, the mode withdrawn the money on franc service terminal can there are many, can be with quick response code form It withdraws the money, can also be withdrawn the money in the form of NFC, be not specifically limited herein, withdrawal mode can be selected before the withdrawal, such as selection two It ties up code withdrawal or NFC withdraws the money, for example, franc service terminal receives the withdrawal transaction request that the first digital cash terminal is sent Before, further, further include：The franc service terminal reception takes coin to operate, and is taken described in coin operation generation according to described The address of the quick response code form of franc service terminal；The Quick Response Code shape of the franc service terminal is presented in the franc service terminal The address of formula.For example, user clicks " Quick Response Code takes coin " button on franc service terminal, franc service terminal receives the behaviour The address of the quick response code form of franc service terminal is generated after making, and the address of the quick response code form is presented on the screen.
It participates in shown in Fig. 4, in the embodiment of the present invention, it is also proposed that a kind of first digital cash transaction terminal 40, including：
Generation unit 400, for generating Transaction Information, the Transaction Information be about the first digital cash terminal to Second digital cash terminal is transferred to the information of digital cash；
Encryption unit 410, for the Transaction Information to be encrypted using private key；
Radio unit 420, for encrypted Transaction Information to be broadcasted in block chain, wherein the private key according to Preset rules are stored in local.
In the embodiment of the present invention, optionally, in order to improve the safety of private key, the private key is stored in first number Hardware encryption module in money terminal, the private key in the hardware encryption module can not be performed read operation and/or multiple Write operation；Or the private key, as the parameter in program codes, the program codes are meeting preset condition When be performed.In this way, due to that can not steal private key, this improves the safeties of digital cash terminal.The embodiment of the present invention In, when storing private key in hardware encryption module, encrypted mode may be used and store.
In the embodiment of the present invention, optionally, the generation unit 400 generates Transaction Information, including：Obtain second number The address of word money terminal and transfer amounts；The Transaction Information is generated according to described address and the transfer amounts.
In the embodiment of the present invention, optionally, the generation unit 400 obtains the address of the second digital cash terminal, Including：The the first input operation for receiving described address determines described address, for example, user exists according to the first input operation Input address in first digital cash terminal；Or the corresponding Quick Response Code of described address is obtained, it is true by parsing the Quick Response Code Determine described address, for example, the corresponding Quick Response Code in the first digital cash terminal scan address, by parsing the Quick Response Code definitely Location；Or described address is obtained according to short-distance wireless communication technology, for example, the first digital cash terminal reads the by NFC The address of two digital cash terminals.
In the embodiment of the present invention, optionally, the radio unit 420 carries out encrypted Transaction Information in block chain Broadcast, including：The first start-up operation is received, wireless communication function is started；The transaction is believed by the wireless communication function Breath is broadcasted in the block chain.
Alternatively, optionally, the radio unit 420 broadcasts encrypted Transaction Information in block chain, including： The first built-in command is received, starts wireless communication function, first built-in command refers to the first digital cash terminal The instruction that internal module is sent out；The Transaction Information is broadcasted in the block chain by the wireless communication function.
Further, further include receiving unit 430 in the embodiment of the present invention in order to improve safety, for receiving first Shutoff operation closes the wireless communication function.Alternatively, further including receiving unit 430, for receiving the second built-in command, close Wireless communication function is closed, second built-in command refers to the instruction that the internal module of the first digital cash terminal is sent out.
That is, only wireless communication function is just available when broadcasting Transaction Information, i.e., in broadcast transaction letter Start wireless communication function when breath, wireless communication function is closed after completing broadcast, in this way, network can be substantially reduced Attack, improves the safety of transaction.
In the embodiment of the present invention, optionally, the radio unit 420 carries out encrypted Transaction Information in block chain Broadcast, including：Encrypted Transaction Information is generated to the Transaction Information of quick response code form, and by the transaction of the quick response code form Information is broadcasted in the block chain.
Wherein, optionally, the radio unit 420 by the Transaction Information of the quick response code form in the block chain into Row broadcast, including：The Transaction Information of the quick response code form is presented, scans and solves by the associated nodes in the block chain It is broadcasted in the block chain after analysing the Transaction Information of the quick response code form.Wherein, the Transaction Information of quick response code form It can be the Quick Response Code of static form, alternatively, can also be the Quick Response Code of dynamic-form, be not specifically limited herein.
Wherein, when the Transaction Information of the first digital cash terminal 40 broadcast quick response code form, it is specifically as follows：First number Quick Response Code is presented in the screen of money terminal 40, the node scan Quick Response Code acquisition Transaction Information in block chain, then, the area Node in block chain broadcasts the Transaction Information of acquisition in block chain.It is of course also possible to be other broadcast modes, herein It is not specifically limited.
In order to improve safety, the first digital cash terminal 40 oneself can only actively start transmitting-receiving funds on account, not receive the external world Triggering command, therefore such as broadcasting station in the prior art further includes receiving unit 430 further, for receiving the behaviour that transfers accounts Make, start function of transferring accounts, as user clicks the start button of transferring accounts in the first digital cash terminal；Or；The receiving unit 430, for obtaining address of transferring accounts by the internal module of the first digital cash terminal, start function of transferring accounts.For example, other Equipment sends instruction to the first digital cash terminal 40, which is used to trigger 40 start-up operation of the first digital cash terminal, but Be, due to the first digital cash terminal 40 can only initiate by its own operation, the first digital cash terminal 40 receives the instruction The function of receipt on account can't be started.
In this way, since the first digital cash terminal 40 can only cannot receive in network and instruct, i.e., to network output order " 40 only export but no import of the first digital cash terminal ", the possibility being logically cracked is relatively low, and this improves the first digital goods The safety of coin terminal 40.
In practical applications, can also there be the case where inquiry, further include receiving unit in the embodiment of the present invention therefore 430, query unit 440 and feedback unit 450, wherein：The receiving unit 430, for receiving inquiry operation；The cargo tracer Member 440, for being inquired from the node of the block chain according to the inquiry operation；The feedback unit 450, for anti- Present the result of the inquiry.Wherein, it is stored with shared account book in block chain node.
Wherein, optionally, the first digital cash terminal reception inquiry operation can refer to user in the first digital goods Inquiry button is clicked in coin terminal.WIFI skills may be used in the interaction between node in first digital cash terminal and block chain Art can also use the technologies such as 4G/3G, be not specifically limited herein.
Further, the receiving unit 430 is additionally operable to, and receives the first start-up operation, starts wireless communication function；Or The first built-in command is received, starts wireless communication function, first built-in command refers to the first digital cash terminal The instruction that internal module is sent out.
Further, in order to improve the safety of the first digital cash terminal 40, the receiving unit 430 is additionally operable to, connects The first shutoff operation is received, wireless communication function is closed；Or the second built-in command is received, and close wireless communication function, described the Two built-in commands refer to the instruction that the first digital cash terminal inner module is sent.That is, needing in block chain Start wireless communication function when middle inquiry, after inquiry, closes wireless communication function.
Optionally, the feedback unit 450 feed back the inquiry as a result, including：With written form and/or speech form The result of the inquiry is presented.Wherein, it when the result of inquiry being specifically presented with written form, can be presented with highlighted fashion, or Person can also be presented in the form of animation, alternatively, can also present otherwise, is not specifically limited herein.
In the embodiment of the present invention, it is stored with digital cash in the first digital cash terminal 40, it therefore, can be from the first number It withdraws the money in money terminal 40, further includes acquiring unit 460 and transmission unit 470, wherein：The acquiring unit 460, for obtaining The address of franc service terminal and withdraw funds；Withdrawal transaction request is generated according to described address and the withdraw funds；It is described Encryption unit 410 is additionally operable to, and the withdrawal transaction request is encrypted using the private key in the hardware encryption module；It is described Transmission unit 470, for encrypted withdrawal transaction request to be sent to the franc service terminal.
In the embodiment of the present invention, optionally, the acquiring unit 460 obtains the address of franc service terminal, including：It receives Second input operation of described address, the address of the franc service terminal is determined according to the second input operation；Or it obtains The corresponding Quick Response Code of described address is taken, the address of the franc service terminal is determined by parsing the Quick Response Code；Or according to Short-distance wireless communication technology determines the address of the franc service terminal.
Wherein, optionally, encrypted withdrawal transaction request is sent to the franc and serviced eventually by the transmission unit 470 End, including：Encrypted withdrawal transaction request is generated to the withdrawal transaction request of quick response code form, and by the quick response code form Withdrawal transaction request be sent to the franc service terminal.
Optionally, the withdrawal transaction request of the quick response code form is sent by way of franc service terminal scanning To the franc service terminal.For example, the withdrawal transaction request of quick response code form is presented on screen by the first digital cash terminal 40 On curtain, franc service terminal obtains withdrawal transaction request by scanning the Quick Response Code and parsing.
Further, in order to improve the safety of transaction, the first digital cash terminal 40 services eventually from the franc The withdrawal event of acquisition request franc is broadcasted by the franc service terminal in block chain in end.
Further, further include updating unit 480, for determining withdrawal thing by the present count destination node in block chain After part is merchandised successfully, the amount information of digital cash is updated.
In the embodiment of the present invention, in order to improve the safety of the first digital cash terminal 40, the first digital cash can be given Terminal 40 is arranged screen-lock password and needs first to unlock, wherein screen locking when the first digital cash terminal 40 executes aforesaid operations Mode can be pattern screen locking, can also be digital screen locking, or can also be fingerprint screen locking, it is of course also possible to be other locks Screen mode, as long as can achieve the effect that the first digital cash terminal 40 can not be by other users with convenient to operate, specifically Realization method is not specifically limited herein.
Described the first built-in command and the second built-in command automatically generate in the embodiment of the present invention, such as detect phase It closes information to generate, sends the first built-in command, detect that relevant information is sent completely, send the second built-in command.
As shown in fig.5, in the embodiment of the present invention, it is also proposed that a kind of second digital cash transaction terminal 50, including：
Radio unit 500, after determining that the first digital cash terminal is transferred accounts to the second digital cash terminal, extensively Inquiry request is broadcast, the inquiry request is successfully recorded with the presence or absence of present count destination node about described for determining in block chain Money transfer transactions of the first digital cash terminal to the second digital cash terminal；
Determination unit 510, for confirming, there are the present count destination nodes successfully to record about institute in the block chain When stating money transfer transactions of the first digital cash terminal to the second digital cash terminal, the first digital cash terminal is determined To the success of the money transfer transactions of the second digital cash terminal；
Updating unit 520, the amount information for updating the digital cash in the second digital cash terminal.
In order to improve safety, the second digital cash terminal 50 is all actively to initiate operation, can't pass through other equipment The instruction of transmission executes relevant operation, that is to say, that other equipment can not trigger the second digital cash terminal 50 to execute Operation oneself can only actively be initiated, further include receiving unit 530 therefore, for receiving the second start-up operation, start and receive number The function of word currency.For example, user clicks " gathering starts " button in the second digital cash terminal, start the second digital cash Terminal receives the function of digital cash.
In order to improve the safety of the second digital cash terminal, the receiving unit 530 is additionally operable to, and is received second and is closed behaviour Make, closes the function of receiving digital cash.
Further, the radio unit 500 is additionally operable to, by the ground of the second digital cash terminal of quick response code form Location is presented, by the node scan in block chain and parse the address of the second digital cash terminal in the block chain into Row broadcast.
In the embodiment of the present invention, in order to improve the safety of the second digital cash terminal 50, the second digital cash can be given Screen-lock password is arranged in terminal 50, and the second digital cash terminal 50 needs first when executing said program to the second digital goods Coin terminal 50 unlocks, wherein the screen locking mode of the second digital cash terminal 50 can be pattern screen locking, can also be digital phase-locking Screen, or can also be fingerprint screen locking, it is of course also possible to be other screen locking modes, as long as the second digital cash end can be reached End 50 can not be by other users with the effect of convenient to operate, and specific implementation is not specifically limited herein.
As shown in fig.6, also propose a kind of franc service terminal 60, including：
Receiving unit 600, the withdrawal transaction request for receiving the transmission of the first digital cash terminal；
Radio unit 610, for broadcasting the withdrawal transaction request in block chain；
Confirmation unit 620, the successful book keeping operation sent for the present count destination node in receive the block chain When feedback message, confirms to withdraw the money and merchandise successfully；
Output unit 630, for exporting franc corresponding with the withdrawal transaction request.
In the embodiment of the present invention, optionally, the receiving unit 600 receives the withdrawal that the first digital cash terminal is sent and hands over Easily request, including：Receive the withdrawal transaction request using private key encryption that the first digital cash terminal is sent.
In the embodiment of the present invention, optionally, the withdrawal transaction request using private key encryption includes first number The address of the plaintext version of money terminal and encrypted information.
In the embodiment of the present invention, optionally, the node in block chain obtains public key by the address of the plaintext version, and The encrypted information is decrypted by the public key.It should be noted that public key herein is and encryption when institute The private key of use is corresponding, is specifically as follows and derives corresponding public key using elliptic curve.
In the embodiment of the present invention, optionally, the receiving unit 600 receives the withdrawal that the first digital cash terminal is sent and hands over Easily request, including：The withdrawal transaction request of quick response code form is received, and the withdrawal transaction request of the quick response code form is carried out Parsing, obtains the withdrawal transaction request.
For example, the first digital cash terminal is presented the withdrawal transaction request of quick response code form on the screen, franc service Terminal scans the Quick Response Code and parses, and obtains withdrawal transaction request.In the embodiment of the present invention, withdraw the money on franc service terminal Mode can there are many, can be withdrawn the money with quick response code form, can also be withdrawn the money in the form of NFC, be not specifically limited herein, taken Withdrawal mode can be selected before money, Quick Response Code withdrawal or NFC is such as selected to withdraw the money.Therefore, the receiving unit 600 is also used In reception takes coin to operate；Further include generation unit 640 and display unit 650, wherein：The generation unit 640 is used for basis The address of the quick response code form for taking coin operation to generate the franc service terminal；The display unit 650, for rendering institute State the address of the quick response code form of franc service terminal.For example, " Quick Response Code takes coin " that user clicks on franc service terminal presses Button, franc service terminal receive the address for the quick response code form that franc service terminal is generated after the operation, and by the two dimension The address of code form is presented on the screen.It should be noted that " franc " that occurs in the application refers to " legal tender ".
In the embodiment of the present invention, it is also proposed that a kind of device or franc service terminal of digital cash terminal transaction, including： One or more processor；Memory；The program being stored in the memory, when by one or more of processors When execution, described program makes the processor execute the method described in any one as above.
In the embodiment of the present invention, it is also proposed that a kind of computer readable storage medium, the computer readable storage medium are deposited Contain program, when said program is executed by a processor so that the processor execute any one of as above described in method.
Method and apparatus are not inherently related to any certain computer, virtual system or miscellaneous equipment provided herein. Various general-purpose systems can also be used together with teaching based on this.As described above, it constructs required by this kind of device Structure be obvious.In addition, the present invention is not also directed to any certain programmed language.It should be understood that can utilize various Programming language realizes the content of invention described herein, and the description done above to language-specific is to disclose this hair Bright preferred forms.
In the instructions provided here, numerous specific details are set forth.It is to be appreciated, however, that the implementation of the present invention Example can be put into practice without these specific details.In some instances, well known method, structure is not been shown in detail And technology, so as not to obscure the understanding of this description.
Similarly, it should be understood that in order to simplify the disclosure and help to understand one or more of each inventive aspect, Above in the description of exemplary embodiment of the present invention, each feature of the invention is grouped together into single implementation sometimes In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：It is i.e. required to protect Shield the present invention claims the more features of feature than being expressly recited in each claim.More precisely, such as right As claim reflects, inventive aspect is all features less than single embodiment disclosed above.Therefore, it then follows tool Thus claims of body embodiment are expressly incorporated in the specific implementation mode, wherein each claim conduct itself The separate embodiments of the present invention.
Those skilled in the art, which are appreciated that, to carry out adaptively the module in the device in embodiment Change and they are arranged in the one or more devices different from the embodiment.It can be several modules in embodiment It is combined into a module or unit or component, and multiple submodule or subelement or sub-component can be divided into addition. Other than such feature and/or at least some of process or module exclude each other, any combinations pair may be used All features disclosed in this specification (including adjoint claim, abstract and attached drawing) and so disclosed any method Or all processes or unit of equipment are combined.Unless expressly stated otherwise, this specification (including want by adjoint right Ask, make a summary and attached drawing) disclosed in each feature can be replaced by providing identical, equivalent or similar purpose alternative features.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments In included certain features rather than other feature, but the combination of the feature of different embodiments means in of the invention Within the scope of and form different embodiments.For example, in detail in the claims, embodiment claimed it is one of arbitrary It mode can use in any combination.
Each device embodiment of the present invention can be with hardware realization, or to run on one or more processors Software module realize, or realized with combination thereof.It will be understood by those of skill in the art that can use in practice Microprocessor or digital signal processor (DSP) realize some or all moulds in device according to the ... of the embodiment of the present invention The some or all functions of block.The present invention is also implemented as the part or complete for executing method as described herein The program of device (for example, computer program and computer program product) in portion.It is such to realize that the program of the present invention store It on a computer-readable medium, or can be with the form of one or more signal.Such signal can be from internet It downloads and obtains on website, either provide on carrier signal or provide in any other forms.
It should be noted that the present invention will be described rather than limits the invention for above-described embodiment, and ability Field technique personnel can design alternative embodiment without departing from the scope of the appended claims.In the claims, Any reference mark between bracket should not be configured to limitations on claims.Word "comprising" does not exclude the presence of not Element or step listed in the claims.Word "a" or "an" before element does not exclude the presence of multiple such Element.The present invention can be by means of including the hardware of several different elements and being come by means of properly programmed computer real It is existing.In the unit claims listing several devices, several in these devices can be by the same hardware branch To embody.The use of word first, second, and third does not indicate that any sequence.These words can be explained and be run after fame Claim.
The invention discloses：A1, a kind of method of digital cash terminal transaction, which is characterized in that including：
First digital cash terminal generate Transaction Information, the Transaction Information be about the first digital cash terminal to Second digital cash terminal is transferred to the information of digital cash；
The first digital cash terminal is encrypted the Transaction Information using private key, and encrypted transaction is believed Breath is broadcasted in block chain, wherein the private key is stored in local according to preset rules.
A2, the method as described in A1, which is characterized in that the private key is stored in hard in the first digital cash terminal Part encrypting module, the private key in the hardware encryption module can not be performed read operation and/or copy operation；Or it is described Private key is performed as the parameter in program codes, the program codes when meeting preset condition.
A3, the method as described in A1, which is characterized in that the first digital cash terminal generates Transaction Information, including：
The first digital cash terminal obtains address and the transfer amounts of the second digital cash terminal；
The first digital cash terminal generates the Transaction Information according to described address and the transfer amounts.
A4, the method as described in A3, which is characterized in that the first digital cash terminal obtains second digital cash The address of terminal, including：
The first digital cash terminal receives the first input operation of described address, true according to the first input operation Determine described address；Or the first digital cash terminal obtains the corresponding Quick Response Code of described address, by parsing the two dimension Code determines described address；Or the first digital cash terminal obtains described address according to short-distance wireless communication technology.
A5, the method as described in A1, which is characterized in that the first digital cash terminal exists encrypted Transaction Information It is broadcasted in block chain, including：
The first digital cash terminal receives the first start-up operation, starts wireless communication function；
The first digital cash terminal by the wireless communication function by the Transaction Information in the block chain It is broadcasted.
A6, the method as described in A1, which is characterized in that the first digital cash terminal exists encrypted Transaction Information It is broadcasted in block chain, including：
The first digital cash terminal receives the first built-in command, starts wireless communication function, refers to inside described first Order refers to the instruction that the internal module of the first digital cash terminal is sent out；
The first digital cash terminal by the wireless communication function by the Transaction Information in the block chain It is broadcasted.
A7, the method as described in A5 or A6, which is characterized in that the first digital cash terminal passes through the wireless communication After function is broadcasted the Transaction Information in the block chain, further include：
The first digital cash terminal receives the first shutoff operation, closes the wireless communication function.
A8, the method as described in A5 or A6, which is characterized in that the first digital cash terminal passes through the wireless communication After function is broadcasted the Transaction Information in the block chain, further include：
The first digital cash terminal receives the second built-in command, closes wireless communication function, refers to inside described second Order refers to the instruction that the internal module of the first digital cash terminal is sent out.
A9, the method as described in A1, which is characterized in that the first digital cash terminal exists encrypted Transaction Information It is broadcasted in block chain, including：
Encrypted Transaction Information is generated the Transaction Information of quick response code form by the first digital cash terminal, and by institute The Transaction Information for stating quick response code form is broadcasted in the block chain.
A10, the method as described in A9, which is characterized in that the first digital cash terminal is by the quick response code form Transaction Information is broadcasted in the block chain, including：
The Transaction Information of the quick response code form is presented in the first digital cash terminal, by the block chain Associated nodes are scanned and are broadcasted in the block chain after parsing the Transaction Information of the quick response code form.
A11, the method as described in A1, which is characterized in that before the first digital cash terminal generates Transaction Information, also wrap It includes：
The first digital cash terminal receives transfer operation, starts function of transferring accounts；Or first digital cash is whole End obtains address of transferring accounts by the internal module of the first digital cash terminal, starts function of transferring accounts.
A12, the method as described in A1, which is characterized in that the method further includes：
The first digital cash terminal receives inquiry operation, and according to the inquiry operation from the node of the block chain In inquired；
The first digital cash terminal feeds back the result of the inquiry.
A13, the method as described in A12, which is characterized in that the first digital cash terminal according to the inquiry operation from Before being inquired in the node of the block chain, further include：
The first digital cash terminal receives the first start-up operation, starts wireless communication function；Or first number Word money terminal receives the first built-in command, starts wireless communication function, and first built-in command refers to first number The instruction that the internal module of money terminal is sent out.
A14, the method as described in A13, which is characterized in that the method further includes：
The first digital cash terminal receives the first shutoff operation, closes wireless communication function；Or first number Word money terminal receives the second built-in command, closes wireless communication function, and second built-in command refers to first number The instruction that money terminal internal module is sent.
A15, such as A12-A14 any one of them methods, which is characterized in that described in the first digital cash terminal feedback Inquiry as a result, including：
The result of the inquiry is presented with written form and/or speech form for the first digital cash terminal.
A16, the method as described in A1, which is characterized in that the method further includes：
The first digital cash terminal obtains address and the withdraw funds of franc service terminal；
The first digital cash terminal generates withdrawal transaction request according to described address and the withdraw funds；
The first digital cash terminal use the hardware encryption module in private key to the withdrawal transaction request into Row encryption, and encrypted withdrawal transaction request is sent to the franc service terminal.
A17, the method as described in A16, which is characterized in that the first digital cash terminal obtains franc service terminal Address, including：
The first digital cash terminal receives the second input operation of described address, true according to the second input operation The address of the fixed franc service terminal；Or the first digital cash terminal obtains the corresponding Quick Response Code of described address, leads to It crosses and parses the address that the Quick Response Code determines the franc service terminal；Or the first digital cash terminal is according to short distance Wireless communication technique determines the address of the franc service terminal.
A18, the method as described in A16, which is characterized in that the first digital cash terminal merchandises encrypted withdrawal Request is sent to the franc service terminal, including：
The withdrawal transaction that encrypted withdrawal transaction request is generated quick response code form by the first digital cash terminal is asked It asks, and the withdrawal transaction request of the quick response code form is sent to the franc service terminal.
A19, the method as described in A18, which is characterized in that the withdrawal transaction request of the quick response code form passes through the method The mode of coin service terminal scanning is sent to the franc service terminal.
A20, the method as described in any one of A16-A19, which is characterized in that the first digital cash terminal is from institute The withdrawal event for stating acquisition request franc in franc service terminal is broadcasted by the franc service terminal in block chain.
A21, the method as described in A20, which is characterized in that further include：
The first digital cash terminal determines the success of withdrawal event transactions by the present count destination node in block chain Later, the amount information of digital cash is updated.
The invention also discloses：B22, a kind of method of digital cash terminal transaction, which is characterized in that including：
After second digital cash terminal determines that the first digital cash terminal is transferred accounts to the second digital cash terminal, extensively Inquiry request is broadcast, the inquiry request is successfully recorded with the presence or absence of present count destination node about described for determining in block chain Money transfer transactions of the first digital cash terminal to the second digital cash terminal；
There are the present count destination nodes successfully to record pass in block chain described in the second digital cash terminal check When money transfer transactions of the first digital cash terminal to the second digital cash terminal, first digital cash is determined Terminal updates the digital cash in the second digital cash terminal to the success of the money transfer transactions of the second digital cash terminal Amount information.
B23, the method as described in B22, which is characterized in that before the second digital cash terminal broadcast inquiry request, Further include：
The second digital cash terminal receives the second start-up operation, starts the function of receiving digital cash.
B24, the method as described in B23, which is characterized in that the second digital cash terminal determines the described first digital goods After coin terminal succeeds to the money transfer transactions of the second digital cash terminal, further include：
The second digital cash terminal receives the second shutoff operation, closes the function of receiving digital cash.
B25, such as B22-B24 any one of them methods, which is characterized in that the second digital cash terminal broadcast inquiry Before request, further include：
The address of the second digital cash terminal of quick response code form is presented in the second digital cash terminal, passes through Node scan in the block chain and address for parsing the second digital cash terminal is broadcasted in the block chain.
The invention also discloses：The method of C26, a kind of digital cash and franc transaction, which is characterized in that including：
Franc service terminal receives the withdrawal transaction request that the first digital cash terminal is sent；
The franc service terminal broadcasts the withdrawal transaction request in block chain, is receiving the block When the feedback message for the successful book keeping operation that present count destination node in chain is sent, confirm that withdrawal is merchandised successfully, and output with it is described The corresponding franc of withdrawal transaction request.
C27, the method as described in C26, which is characterized in that franc service terminal receives what the first digital cash terminal was sent Withdrawal transaction request, including：
The franc service terminal receives the withdrawal using private key encryption that the first digital cash terminal is sent and merchandises Request.
C28, the method as described in C27, which is characterized in that the withdrawal transaction request using private key encryption includes described The address of the plaintext version of first digital cash terminal and encrypted information.
C29, the method as described in C28, which is characterized in that the node in block chain is obtained by the address of the plaintext version The encrypted information is decrypted to public key, and by the public key.
C30, such as C26-C29 any one of them methods, which is characterized in that franc service terminal receives the first digital cash The withdrawal transaction request that terminal is sent, including：
The franc service terminal receives the withdrawal transaction request of quick response code form, and to the withdrawal of the quick response code form Transaction request is parsed, and the withdrawal transaction request is obtained.
C31, the method as described in C26, which is characterized in that franc service terminal receives what the first digital cash terminal was sent Before withdrawal transaction request, further include：
The franc service terminal reception takes coin to operate, and takes coin operation to generate the franc service terminal according to described The address of quick response code form；
The address of the quick response code form of the franc service terminal is presented in the franc service terminal.
The invention also discloses：D32, a kind of first digital cash transaction terminal, which is characterized in that including：
Generation unit, for generating Transaction Information, the Transaction Information is about the first digital cash terminal to Two digital cash terminals are transferred to the information of digital cash；
Encryption unit, for the Transaction Information to be encrypted using private key；
Radio unit, for broadcasting encrypted Transaction Information in block chain, wherein the private key is according to pre- If rule is stored in local.
D33, the digital cash transaction terminal as described in D32, which is characterized in that the private key is stored in first number Hardware encryption module in money terminal, the private key in the hardware encryption module can not be performed read operation and/or multiple Write operation；Or the private key, as the parameter in program codes, the program codes are meeting preset condition When be performed.
D34, the digital cash transaction terminal as described in D32, which is characterized in that the generation unit generates Transaction Information, Including：
Obtain address and the transfer amounts of the second digital cash terminal；
The Transaction Information is generated according to described address and the transfer amounts.
D35, the digital cash transaction terminal as described in D34, which is characterized in that the generation unit obtains second number The address of word money terminal, including：
The the first input operation for receiving described address determines described address according to the first input operation；Or it obtains The corresponding Quick Response Code of described address determines described address by parsing the Quick Response Code；Or according to short-distance wireless communication skill Art obtains described address.
D36, the digital cash transaction terminal as described in D32, which is characterized in that the radio unit is by encrypted transaction Information is broadcasted in block chain, including：
The first start-up operation is received, wireless communication function is started；
The Transaction Information is broadcasted in the block chain by the wireless communication function.
D37, the digital cash transaction terminal as described in D32, which is characterized in that the radio unit is by encrypted transaction Information is broadcasted in block chain, including：
The first built-in command is received, wireless communication function is started, first built-in command refers to the described first digital goods The instruction that the internal module of coin terminal is sent out；
The Transaction Information is broadcasted in the block chain by the wireless communication function.
D38, the digital cash transaction terminal as described in D36 or D37, which is characterized in that further include receiving unit, for connecing The first shutoff operation is received, the wireless communication function is closed.
D39, the digital cash transaction terminal as described in D36 or D37, which is characterized in that further include receiving unit, for connecing The second built-in command is received, closes wireless communication function, second built-in command refers to the interior of the first digital cash terminal The instruction that portion's module is sent out.
D40, the digital cash transaction terminal as described in D32, which is characterized in that the radio unit is by encrypted transaction Information is broadcasted in block chain, including：
Encrypted Transaction Information is generated to the Transaction Information of quick response code form, and the transaction of the quick response code form is believed Breath is broadcasted in the block chain.
D41, the digital cash transaction terminal as described in D40, which is characterized in that the radio unit is by the Quick Response Code shape The Transaction Information of formula is broadcasted in the block chain, including：
The Transaction Information of the quick response code form is presented, is scanned by the associated nodes in the block chain and parses institute It is broadcasted in the block chain after stating the Transaction Information of quick response code form.
D42, the digital cash transaction terminal as described in D32, which is characterized in that further include receiving unit, turn for receiving Account operates, and starts function of transferring accounts；Alternatively, the receiving unit, for the internal module by the first digital cash terminal Acquisition is transferred accounts address, and startup is transferred accounts function.
D43, the digital cash transaction terminal as described in D32, which is characterized in that further include receiving unit, query unit and Feedback unit, wherein：
The receiving unit, for receiving inquiry operation；
The query unit, for being inquired from the node of the block chain according to the inquiry operation；
The feedback unit, the result for feeding back the inquiry.
D44, the digital cash transaction terminal as described in D43, which is characterized in that the receiving unit is additionally operable to, and receives the One start-up operation starts wireless communication function；Or the receiving unit is additionally operable to, and receives the first built-in command, is started wireless Communication function, first built-in command refer to the instruction that the internal module of the first digital cash terminal is sent out.
D45, the digital cash transaction terminal as described in D44, which is characterized in that the receiving unit is additionally operable to, and receives the One shutoff operation closes wireless communication function；Or the receiving unit is additionally operable to, and receives the second built-in command, is closed wireless Communication function, second built-in command refer to the instruction that the first digital cash terminal inner module is sent.
D46, such as D43-D45 any one of them digital cash transaction terminals, which is characterized in that the feedback unit feedback The inquiry as a result, including：
The result of the inquiry is presented with written form and/or speech form.
D47, the digital cash transaction terminal as described in D32, which is characterized in that further include acquiring unit and transmission unit, Wherein：
The acquiring unit, the address for obtaining franc service terminal and withdraw funds；According to described address and described Withdraw funds generate withdrawal transaction request；
The encryption unit is additionally operable to, and is carried out to the withdrawal transaction request using the private key in the hardware encryption module Encryption；
The transmission unit, for encrypted withdrawal transaction request to be sent to the franc service terminal.
D48, the digital cash transaction terminal as described in D47, which is characterized in that the acquiring unit obtains franc service eventually The address at end, including：
The the second input operation for receiving described address determines the franc service terminal according to the second input operation Address；Or the corresponding Quick Response Code of described address is obtained, the ground of the franc service terminal is determined by parsing the Quick Response Code Location；Or the address of the franc service terminal is determined according to short-distance wireless communication technology.
D49, the digital cash transaction terminal as described in D47, which is characterized in that the transmission unit is by encrypted withdrawal Transaction request is sent to the franc service terminal, including：
Encrypted withdrawal transaction request is generated to the withdrawal transaction request of quick response code form, and by the quick response code form Withdrawal transaction request be sent to the franc service terminal.
D50, the digital cash transaction terminal as described in D49, which is characterized in that the withdrawal transaction of the quick response code form is asked It asks and is sent to the franc service terminal by way of franc service terminal scanning.
D51, the digital cash transaction terminal as described in any one of D47-D50, which is characterized in that first number The withdrawal event of money terminal acquisition request franc from the franc service terminal is by the franc service terminal in block It is broadcasted in chain.
D52, the digital cash transaction terminal as described in D51, which is characterized in that further include updating unit, for passing through area After present count destination node in block chain determines the success of withdrawal event transactions, the amount information of digital cash is updated.
The invention also discloses：E53, a kind of second digital cash transaction terminal, which is characterized in that including：
Radio unit, after determining that the first digital cash terminal is transferred accounts to the second digital cash terminal, broadcast Inquiry request, the inquiry request are successfully recorded with the presence or absence of present count destination node about described for determining in block chain Money transfer transactions of the one digital cash terminal to the second digital cash terminal；
Determination unit, for confirming, there are the present count destination nodes successfully to record about described in the block chain Money transfer transactions from one digital cash terminal to the second digital cash terminal when, determine the first digital cash terminal to institute State the money transfer transactions success of the second digital cash terminal；
Updating unit, the amount information for updating the digital cash in the second digital cash terminal.
E54, the digital cash transaction terminal as described in E53, which is characterized in that further include receiving unit, for receiving the Two start-up operations start the function of receiving digital cash.
E55, the digital cash transaction terminal as described in E54, which is characterized in that the receiving unit is additionally operable to, and receives the Two shutoff operations close the function of receiving digital cash.
E56, such as E53-E55 any one of them digital cash transaction terminals, which is characterized in that the radio unit is also used In the address of the second digital cash terminal of quick response code form is presented, the node scan in block chain and parsing are passed through It is broadcasted in the block chain address of the second digital cash terminal.
The invention also discloses：F57, a kind of franc service terminal, which is characterized in that including：
Receiving unit, the withdrawal transaction request for receiving the transmission of the first digital cash terminal；
Radio unit, for broadcasting the withdrawal transaction request in block chain；
Confirmation unit, the feedback for the successful book keeping operation that the present count destination node in receiving the block chain is sent When message, confirms to withdraw the money and merchandise successfully；
Output unit, for exporting franc corresponding with the withdrawal transaction request.
F58, the franc service terminal as described in F57, which is characterized in that it is whole that the receiving unit receives the first digital cash The withdrawal transaction request sent is held, including：
Receive the withdrawal transaction request using private key encryption that the first digital cash terminal is sent.
F59, the franc service terminal as described in F58, which is characterized in that the withdrawal transaction request using private key encryption The address of plaintext version including the first digital cash terminal and encrypted information.
F60, the franc service terminal as described in F59, which is characterized in that the node in block chain passes through the plaintext version Address obtain public key, and the encrypted information is decrypted by the public key.
F61, such as F57-F60 any one of them franc service terminals, which is characterized in that the receiving unit receives first The withdrawal transaction request that digital cash terminal is sent, including：
The withdrawal transaction request of quick response code form is received, and the withdrawal transaction request of the quick response code form is solved Analysis, obtains the withdrawal transaction request.
F62, the franc service terminal as described in F57, which is characterized in that the receiving unit is additionally operable to, and reception takes coin to grasp Make；
Further include generation unit and display unit, wherein：
The generation unit, the ground of the quick response code form for taking the coin operation generation franc service terminal according to Location；
The display unit, for rendering address of the quick response code form of the franc service terminal.
The invention also discloses：G63, a kind of device of digital cash terminal transaction or franc service terminal, feature It is, including：
One or more processor；
Memory；
The program being stored in the memory, when being executed by one or more of processors, described program makes The processor executes the method as described in any one of A1-A21, B22-B25, C26-C31.
The invention also discloses：H64, a kind of computer readable storage medium, which is characterized in that described computer-readable to deposit Storage media has program stored therein, when said program is executed by a processor so that the processor execution such as A1-A21, B22-B25, Method described in any one of C26-C31.

Claims (10)

1. a kind of method of digital cash terminal transaction, which is characterized in that including：
First digital cash terminal generates Transaction Information, and the Transaction Information is about the first digital cash terminal to second Digital cash terminal is transferred to the information of digital cash；
The first digital cash terminal is encrypted the Transaction Information using private key, and encrypted Transaction Information is existed It is broadcasted in block chain, wherein the private key is stored in local according to preset rules.
2. the method as described in claim 1, which is characterized in that the private key is stored in the first digital cash terminal Hardware encryption module, the private key in the hardware encryption module can not be performed read operation and/or copy operation；Or institute Private key is stated as the parameter in program codes, the program codes are performed when meeting preset condition.
3. the method as described in claim 1, which is characterized in that the first digital cash terminal generates Transaction Information, including：
The first digital cash terminal obtains address and the transfer amounts of the second digital cash terminal；
The first digital cash terminal generates the Transaction Information according to described address and the transfer amounts.
4. a kind of method of digital cash terminal transaction, which is characterized in that including：
After second digital cash terminal determines that the first digital cash terminal is transferred accounts to the second digital cash terminal, broadcast is looked into Request is ask, the inquiry request is successfully recorded with the presence or absence of present count destination node about described first for determining in block chain Money transfer transactions of the digital cash terminal to the second digital cash terminal；
There are the present count destination nodes successfully to record about institute in block chain described in the second digital cash terminal check When stating money transfer transactions of the first digital cash terminal to the second digital cash terminal, the first digital cash terminal is determined To the success of the money transfer transactions of the second digital cash terminal, the gold of the digital cash in the second digital cash terminal is updated Volume information.
5. a kind of method of digital cash and franc transaction, which is characterized in that including：
Franc service terminal receives the withdrawal transaction request that the first digital cash terminal is sent；
The franc service terminal broadcasts the withdrawal transaction request in block chain, in receiving the block chain Present count destination node send successful book keeping operation feedback message when, confirm withdraw the money merchandise successfully, and output and the withdrawal The corresponding franc of transaction request.
6. a kind of first digital cash transaction terminal, which is characterized in that including：
Generation unit, for generating Transaction Information, the Transaction Information is counted to second about the first digital cash terminal Word money terminal is transferred to the information of digital cash；
Encryption unit, for the Transaction Information to be encrypted using private key；
Radio unit, for broadcasting encrypted Transaction Information in block chain, wherein the private key is according to default rule Then it is stored in local.
7. a kind of second digital cash transaction terminal, which is characterized in that including：
Radio unit, after determining that the first digital cash terminal is transferred accounts to the second digital cash terminal, broadcast query Request, the inquiry request are successfully recorded with the presence or absence of present count destination node about first number for determining in block chain Money transfer transactions of the word money terminal to the second digital cash terminal；
Determination unit, for confirming, there are the present count destination nodes successfully to record about first number in the block chain Money transfer transactions from word money terminal to the second digital cash terminal when, determine the first digital cash terminal to described The money transfer transactions success of two digital cash terminals；
Updating unit, the amount information for updating the digital cash in the second digital cash terminal.
8. a kind of franc service terminal, which is characterized in that including：
Receiving unit, the withdrawal transaction request for receiving the transmission of the first digital cash terminal；
Radio unit, for broadcasting the withdrawal transaction request in block chain；
Confirmation unit, the feedback message for the successful book keeping operation that the present count destination node in receiving the block chain is sent When, confirm to withdraw the money and merchandise successfully；
Output unit, for exporting franc corresponding with the withdrawal transaction request.
9. the device or franc service terminal of a kind of digital cash terminal transaction, which is characterized in that including：
One or more processor；
Memory；
The program being stored in the memory, when being executed by one or more of processors, described program makes described Processor executes the method as described in any one of claim 1-5.
10. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage has program, when When described program is executed by processor so that the processor executes the method as described in any one of claim 1-5.
CN201810404080.5A 2018-04-28 2018-04-28 A kind of method and device of digital cash terminal transaction, digital cash and franc transaction Pending CN108615193A (en)

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CN110555504A (en) * 2019-10-23 2019-12-10 陈国民 General IC electronic seal suitable for digital currency and block chain transaction and transaction machine thereof
CN110633980A (en) * 2019-09-20 2019-12-31 河北吕望信息科技有限公司 Front-end device capable of simultaneously supporting circulation of electronic legal coins and digital currencies
CN111105220A (en) * 2019-10-14 2020-05-05 杭州复杂美科技有限公司 Digital currency payment method, system, equipment and storage medium
CN111428838A (en) * 2020-03-13 2020-07-17 郑州大学 Method and device for generating artistic QR (quick response) code, electronic equipment and storage medium
CN111445243A (en) * 2020-03-17 2020-07-24 北京达龙上东文化艺术传播有限责任公司 Wallet terminal for digital currency, currency transaction system and transaction method
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CN110633980A (en) * 2019-09-20 2019-12-31 河北吕望信息科技有限公司 Front-end device capable of simultaneously supporting circulation of electronic legal coins and digital currencies
CN110633980B (en) * 2019-09-20 2022-11-22 河北吕望信息科技有限公司 Front-end device capable of simultaneously supporting circulation of electronic legal coins and digital currencies
CN111105220A (en) * 2019-10-14 2020-05-05 杭州复杂美科技有限公司 Digital currency payment method, system, equipment and storage medium
CN110555504A (en) * 2019-10-23 2019-12-10 陈国民 General IC electronic seal suitable for digital currency and block chain transaction and transaction machine thereof
WO2021126787A1 (en) * 2019-12-19 2021-06-24 Ripple Labs Inc. Network computing system implementing on-demand liquidity for cross-medium transaction services
US11195155B2 (en) 2019-12-19 2021-12-07 Ripple Labs Inc. Network computing system executing failover state upon detection of a downed exchange
US11551191B2 (en) 2019-12-19 2023-01-10 Ripple Labs Inc. Network computing system executing programmatic adapters to implement asynchronous communications
CN111428838A (en) * 2020-03-13 2020-07-17 郑州大学 Method and device for generating artistic QR (quick response) code, electronic equipment and storage medium
CN111445243A (en) * 2020-03-17 2020-07-24 北京达龙上东文化艺术传播有限责任公司 Wallet terminal for digital currency, currency transaction system and transaction method
CN112419062A (en) * 2020-11-26 2021-02-26 深圳市朗科科技股份有限公司 NFC digital currency transaction method and system
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CN113450093A (en) * 2021-07-06 2021-09-28 山西特信环宇信息技术有限公司 Real-time consensus authentication method and system for digital change wallet based on cone block chain
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Application publication date: 20181002