CN202600870U - Fiscal apparatus based on fingerprint authentication - Google Patents
Fiscal apparatus based on fingerprint authentication Download PDFInfo
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- CN202600870U CN202600870U CN 201120492351 CN201120492351U CN202600870U CN 202600870 U CN202600870 U CN 202600870U CN 201120492351 CN201120492351 CN 201120492351 CN 201120492351 U CN201120492351 U CN 201120492351U CN 202600870 U CN202600870 U CN 202600870U
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Abstract
The utility model provides a fiscal apparatus based on fingerprint authentication. The apparatus comprises a base board which is provided with a USB interface module, a secure storage module, an invoice fiscal code generation module, a encryption module, a fingerprint authentication module and a central processing module, wherein the USB interface module, the secure storage module, the an invoice fiscal code generation module, the encryption module and the fingerprint authentication module are all connected with the central processing module. According to the utility model, the problem of the requirement of the fiscal apparatus which can invoice on line and has secure protection measures based on fingerprint authentication is solved.
Description
Technical field
The utility model relates to a kind of tax-controlling device based on finger print identifying.
Background technology
Though adopt the mode of making out an invoice of standalone version tax control facility such as tax-control cash register, The Design of Tax Controled Device can realize independent tax control sign indicating number and the printed invoice of generating at present; But make out an invoice owing to adopt offline mode; The tax authority can only obtain making out an invoice of last month and gathers and detailed data at every month user Shi Caineng that declares dutiable goods; The information of making out an invoice can't obtain and upload in real time, and the requirement of this and tax authority's fine-grained management greatly differs from each other.Along with current social is information-based fast-developing; The internet has become an indispensable part in the current daily life; Online working, online transaction are accepted by increasing people; The manpower and materials cost of making out an invoice on the net and not only can save the taxpayer, simultaneously the tax authority can monitor taxpayer's information of making out an invoice in real time.
But for preventing that the hacker from passing through trojan horse program Long-distance Control taxpayer computing machine; Pretend to be the taxpayer to call the operation of making out an invoice of this tax-controlling device; Tax-controlling device need be provided with the safety precaution scheme, and the fingerprint authentication function can the interior resource of protective device not used by the disabled user in the safety precaution scheme.
Therefore, a kind of technical scheme that can make out an invoice on the net and have based on the tax-controlling device of the safe precaution measure of finger print identifying of current needs solves the problems referred to above.
The utility model content
The utility model technical matters to be solved is to provide a kind of tax-controlling device based on finger print identifying, can make out an invoice and have the problem based on the tax-controlling device of the safe precaution measure of finger print identifying on the net to solve current needs.
In order to address the above problem; The utility model provides a kind of tax-controlling device based on finger print identifying; Comprise: a substrate; This substrate is provided with usb interface module, secure storage module, invoice tax control sign indicating number generation module, encrypting module, fingerprint authentication module and central processing module, and wherein usb interface module, secure storage module, invoice tax control sign indicating number generation module, encrypting module, fingerprint authentication module all are connected with central processing module.
Further, said apparatus also can comprise: said usb interface module is for supporting the usb interface module of USB1.0 agreement, USB 1.1 agreements, USB2.0 agreement or USB3.0 agreement, and said usb interface module connects the computing machine that the software of making out an invoice is housed.
Further, said apparatus also can comprise: said substrate also comprises data memory module, connects said central processing module, and this data memory module is a non-volatile memory medium, the storage invoice information.
Further; Said apparatus also can comprise: said encrypting module comprises real random number generator unit, symmetric encipherment algorithm unit and the rivest, shamir, adelman unit that is used to produce key, and wherein the real random number generator unit is connected with the rivest, shamir, adelman unit with the symmetric encipherment algorithm unit.
Further, said apparatus also can comprise: said substrate also comprises the digest algorithm module that is used to generate data summarization, and this digest algorithm module connects said real random number generator unit.
Further, said apparatus also can comprise: said secure storage module stores digital certificate, private key, the key of said real random number generator unit generation and the finger print data of registration of representative of consumer identity.
Further, said apparatus also can comprise interconnective real-time clock and battery, and this real-time clock is a clock chip, and this real-time clock connects the above central processing module of substrate.
Further, said apparatus also can comprise: said fingerprint authentication module comprises interconnective fingerprint sensor and algorithm for recognizing fingerprint unit.
Compared with prior art; Use the utility model, solved current needs and can make out an invoice and have problem on the net based on the tax-controlling device of the safe precaution measure of finger print identifying, through network will make out an invoice information completely, maintain secrecy, be uploaded in real time tax authority's server; Not only can save taxpayer's human and material resources cost; Also be convenient to simultaneously the tax authority and monitor taxpayer's information of making out an invoice in real time, and this device has improved the security of installing through the security set of finger print identifying.
Description of drawings
Fig. 1 is the structural representation of a kind of tax-controlling device based on finger print identifying of the utility model.
Fig. 2 is the work synoptic diagram of the tax-controlling device of the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
The utility model creator has carried out networked transformation with standalone version tax control facility; Createed a kind of tax-controlling device that network is opened invoice that is used for; The support real-time online is made out an invoice; Invoice data does not re-use subscriber card and card reader is carried out the transfer transmission, reports and submits in real time but directly accomplish through network, makes the tax authority refine to every invoice to the monitoring of invoice; This tax-controlling device itself meets GB GB18240 standard in addition; Support the off-line mode of making out an invoice; When network condition was not good, this tax-controlling device can continue independently to make out an invoice, and the information of making out an invoice of will being correlated with is recorded in the non-volatile memory medium in this tax-controlling device; When treating network-in-dialing, can the information that these off-lines are made out an invoice in time be reported and submitted to the tax authority.
Be confidentiality, integrality and the non-repudiation that guarantees data transmission in network is made out an invoice; Can be by means of ripe cryptographic technique during PKI (PKIX) uses at present; The digital certificate of issuing through third party's ca authentication center comes the identifying user identity; Data are encrypted, sign with private key, ciphertext and user's signature after will encrypting at last transmit through network again.Be to guarantee the security of private key, the safety that private key is stored in inaccessible in the hardware device in vivo.
For preventing that the hacker from passing through trojan horse program Long-distance Control taxpayer computing machine, pretend to be the taxpayer to call the operation of making out an invoice of this tax-controlling device, this device should have identity authentication function not to be used by the disabled user to protect the resource in this device.General the most frequently used be exactly that PIN code is set, the user is through the input of the keyboard on computing machine PIN code, after authentication was passed through, the user can use the interior various resources of this device to carry out the network operation of making out an invoice.But through keyboard input PIN code; Security is relatively poor, and PIN code is prone to forget, and the hacker can pass through trojan horse program supervisory user computer keyboard; Crack the PIN code of user's input; In case this tax-controlling device is inserted on the subscriber computer, the hacker can call the resource in this tax-controlling device by the Long-distance Control subscriber computer fully theoretically, pretends to be the user to carry out the operation of network bill billing.Therefore should design a safer identification authentication mode.The utility model is integrated with fingerprint sensor and is built-in with algorithm for recognizing fingerprint, and the user just can use any resource in this device after through finger print identifying.Fingerprint input and verification process all carry out in this tax-controlling device, can in subscriber computer, not stay any vestige.
The tax-controlling device based on PKI (PKIX) technology of the utility model; Particularly a kind ofly be used for the tax-controlling device that network is opened invoice, this device can produce invoice tax control sign indicating number, and stores digital certificate and the private key that issue at third party's ca authentication center; The user can adopt this tax-controlling device; Under the help of the PC that the software of making out an invoice is installed, through network will make out an invoice information completely, maintain secrecy, be uploaded to tax authority's server in real time, and the taxpayer can not deny the information of making out an invoice of having sent.This tax-controlling device is also supported the off-line mode of making out an invoice; Promptly when network condition was not good, this tax-controlling device can continue to make out an invoice, and the information of making out an invoice of will being correlated with is recorded in the non-volatile memory medium in this tax-controlling device; When treating network-in-dialing, can these off-lines information of making out an invoice in time be reported and submitted to the tax authority.
As shown in Figure 1; The tax-controlling device of the utility model; Comprise: a substrate 10; This substrate 10 is provided with usb interface module 101, secure storage module 102, invoice tax control sign indicating number generation module 103, encrypting module 104, fingerprint authentication module 110 and central processing module 105, and wherein usb interface module 101, secure storage module 102, invoice tax control sign indicating number generation module 103, encrypting module 104, fingerprint authentication module 110 all are connected with central processing module 105.
Wherein, said usb interface module 101 is for supporting the usb interface module of USB1.0 agreement, USB 1.1 agreements, USB2.0 agreement or USB3.0 agreement, and said usb interface module connects the computing machine that the software of making out an invoice is housed.Described usb interface module is used for this tax-controlling device is connected with the subscriber computer that the software of making out an invoice is installed, and the network interface access network through computing machine again communicates with the server of the tax authority;
Described central processing module 105; As central processing unit, handle the transmitting-receiving of usb data bag, and be responsible for the central management control of whole tax controlling equipment; The safety protecting mechanism that also has whole device simultaneously guarantees to have only the user through finger print identifying just can use the resource in this tax-controlling device.
Said substrate also comprises data memory module 106, connects said central processing module 105, and this data memory module is a non-volatile memory medium, is used to store invoice information.Non-volatile memory medium can be stored all invoice information that the taxpayer is opened over a period to come, and each bar invoice information of being stored is all encrypted the back through the working key of described symmetric encipherment algorithm unit and the generation of said real random number generator unit and stored with the ciphertext form.Stored information need be deciphered calculating by the working key that described symmetric encipherment algorithm unit and described real random number generator unit produce when described non-volatile memory medium is read.
Said encrypting module 104 comprises real random number generator unit, symmetric encipherment algorithm unit and the rivest, shamir, adelman unit that is used to produce key, and wherein the real random number generator unit is connected with the rivest, shamir, adelman unit with the symmetric encipherment algorithm unit.
Described real random number generator unit is used to produce session key and described symmetric encipherment algorithm unit together, and the information of making out an invoice in transmission over networks is carried out encryption and decryption, guarantees the security and the confidentiality of transmitted data on network.Also be used to produce working key and described symmetric encipherment algorithm unit together, the data of described non-volatile memory medium stored are carried out encipherment protection;
Described symmetric encipherment algorithm unit; Be used to carry out session key that symmetric encipherment algorithm (for example 3DES, SSF33, SM1 etc.) and described real random number generator unit produce together; The information of making out an invoice in transmission over networks is encrypted, and guarantees the security and the confidentiality of transmitted data on network; The working key that also produces with described real random number generator unit simultaneously carries out encipherment protection to the data of described non-volatile memory medium stored together;
Described rivest, shamir, adelman unit; Be used to carry out rivest, shamir, adelman (for example RSA etc.); Can adopt the private key of described secure storage module storage that the data summarization that the real-time information of making out an invoice that transmits of needs obtains after described digest algorithm module is calculated is carried out data signature; The information of the making out an invoice ciphertext of this signature and generation after described symmetric encipherment algorithm unit is encrypted is sent to the tax authority together, with the integrality of assurance data transmission and data sender's non repudiation.Also can adopt the PKI of the tax authority that the session key that described real random number generator unit produces is encrypted simultaneously; The ciphertext of session key and the information of the making out an invoice ciphertext that after described symmetric encipherment algorithm unit is encrypted, produces are sent to the tax authority together, guarantee the session key safety of transmission.
Said substrate also comprises the digest algorithm module 107 that is used to generate data summarization; This digest algorithm module connects said real random number generator unit; The digest algorithm module is used for executive summary algorithm (for example SHA-1 etc.); The information of making out an invoice to needs transmit is in real time carried out digest algorithm calculating, generates the data summarization of regular length.
Also comprise real-time clock 108, this real-time clock is a clock chip, connects said central processing module 105, be convenient to this tax-controlling device when opening invoice from this clock collection accurately, make out an invoice the time reliably.
This device also can comprise a battery 109, connects real-time clock 108, is used to described real-time clock power supply is provided, and guarantees that real-time clock runs well the continuity of retention time in certain effective service life.
Said secure storage module 102; It is a safety storing carrier; Have stronger anti-physical attacks and anti-emi analysis ability, be used to store the digital certificate and the private key of representative of consumer identity, this digital certificate meets existing international standard (X.509); Import when issuing by third-party CA center, also store simultaneously by the working key of described real random number generator generation and the finger print data of user's registration.
Said invoice tax control sign indicating number generation module 103 is built-in with the tax control sign indicating number and produces algorithm, can produce unique invoice tax control sign indicating number, is used for the anti-counterfeit recognition of invoice.
Said fingerprint authentication module 110 comprises fingerprint sensor 1101 and algorithm for recognizing fingerprint unit 1102, is used to carry out the user fingerprints authentication.The user holds under the prompting of the software of making out an invoice at PC, on the fingerprint sensor of this device, imports fingerprint, and the algorithm for recognizing fingerprint unit in the fingerprint authentication module is discerned this fingerprint and verified, judges whether it is the fingerprint of registering.Only under the condition that finger print identifying passes through, the user just can use this tax-controlling device and visit described non-volatile memory medium.The finger print identifying process is carried out at this tax-controlling device end, can on subscriber computer, not stay any vestige, and the hacker can't call this tax-controlling device by the Long-distance Control subscriber computer.
This device links to each other with taxpayer's computing machine through the USB2.0 high-speed interface, under the support of the software of making out an invoice that computer terminal moves, through the network interface access network of computing machine, thereby communicates with tax authority server.This device is built-in with central processing module; The transmitting-receiving of this resume module usb data bag; And control other modules and accomplish the generation of invoice data, storage, encryption and decryption jointly, sign, test operations such as label; The safety protecting mechanism that also has whole device simultaneously guarantees to have only the user through finger print identifying just can use the resource in this tax-controlling device.This device is built-in with secure storage module, can store user fingerprints and private key, and by the CA digital certificate that the outside imports, is used for the digital signature and the tax authority status of taxpayers is carried out authentication.This device is built-in with invoice tax control sign indicating number generation module, is used to generate invoice tax control sign indicating number.This device is built-in with the real-time clock and the battery of power supply for it, is convenient to gather accurately and reliably clock information as making out an invoice data.This device is built-in with real random number generator, symmetry and rivest, shamir, adelman module, digest algorithm module; Can accomplish session key and working key generation, generate data summarization go forward side by side line of numbers signature and protecting data encryption, be used to guarantee confidentiality, integrality and the non-repudiation of data transmission.This device also has the non-volatile memory medium of a constant volume, can store the invoice information that the taxpayer is opened over a period to come, and stored information is all stored with the ciphertext form through built-in symmetric encipherment algorithm module and working key encryption back.This device is built-in with fingerprint authentication module, and the user just can call digital certificate and the private key in this device and visit the non-volatile memory medium in this device through behind the finger print identifying.
Fig. 2 is the work synoptic diagram of the tax-controlling device of the utility model.
Be described further below in conjunction with the function of instantiation the tax-controlling device of the utility model.
This tax-controlling device is before using, and issue at the CA center that need arrive first tax authority's approval, importing digital certificate, generation PKI and private key.Simultaneously, self carries out some initialization operations this tax-controlling device, comprises registration validated user fingerprint, and built-in real random number generator produces working key, and finger print data and working key are stored in the secure storage module.
When this tax-controlling device was worked under the online pattern of making out an invoice, some related concrete steps were following:
Step 1: hold at PC under the prompting of the software of making out an invoice; The user imports fingerprint earlier and carries out authentication; Fingerprint identification module reads the data that fingerprint sensor is gathered, and compares through the finger print data with the secure storage module storage, judges whether this fingerprint is the finger print data of registering before.If the finger print identifying success, then execution in step 2, otherwise execution in step 12;
Step 2:PC holds the software of making out an invoice that secure storage module stored numbers certificate in this tax-controlling device is read, and is sent to tax authority's server through network, by the true and false of the tax authority's this digital certificate of server authentication; PC holds the software of making out an invoice also to receive the digital certificate that tax authority's server transmits simultaneously, and verifies the true and false of this digital certificate, if this certificate is true, then execution in step 3, otherwise execution in step 12;
Step 3: hold at PC under the prompting of the software of making out an invoice; The user imports the various information of making out an invoice, the key element of making out an invoice such as customer name, expenditure, the amount of money of making out an invoice for example, and these key elements of making out an invoice are sent to this tax-controlling device; This tax-controlling device again from real-time clock module take-off time as the current invoice issuing time; These key elements of making out an invoice are sent to invoice tax control sign indicating number generation module together in company with invoice code, invoice number etc., generate invoice tax control sign indicating number, execution in step 4 by invoice tax control sign indicating number generation module again;
Step 4:PC end is made out an invoice after software obtains invoice tax control sign indicating number that step 3 produces, pass through external printer prints go out invoice, the information of making out an invoice and invoice tax control sign indicating number all are printed on the invoice execution in step 5;
Step 5: this tax-controlling device calls built-in symmetric encipherment algorithm module; Adopt the working key of secure storage module stored; Store in the non-volatile memory medium after the information of this time making out an invoice that generates in the step 3 encrypted together with invoice tax control sign indicating number; Check execution in step 6 in order to the tax authority in the future;
Step 6: this tax-controlling device calls built-in real random number generator, produces a session key at random, execution in step 7;
Step 7: this tax-controlling device calls built-in symmetric encipherment algorithm module, adopts the session key that produces in the step 6, and the information of making out an invoice that generates in the step 3 is carried out computations together with invoice tax control sign indicating number, generates the ciphertext of the information of making out an invoice, execution in step 8;
Step 8: this tax-controlling device calls built-in rivest, shamir, adelman module; Obtain the PKI of the tax authority in the tax authority's digital certificate that from step 2, obtains; Adopt this PKI that the session key that produces in the step 6 is encrypted, generate the ciphertext of session key, execution in step 9;
Step 9: this tax-controlling device calls built-in digest algorithm module, the information of making out an invoice that generates in the step 3 is carried out digest algorithm together with invoice tax control sign indicating number calculate, and generates data summarization, execution in step 10;
Step 10: this tax-controlling device calls built-in rivest, shamir, adelman module, adopts the private key of secure storage module storage the data summarization that obtains in the step 9 to be carried out data signature, execution in step 11;
Step 11: the session key ciphertext that produces in the information of making out an invoice ciphertext that produces in data signature that obtains in the step 10 and the step 7 and the step 8 is sent to PC together hold the software of making out an invoice, hold the software of making out an invoice to send to tax authority's server by PC again through network.Execution in step 13;
Step 12: authentification failure, execution in step 13;
Step 13: this process of making out an invoice finishes.Open next invoice if desired, then execution in step 1 again.
When tax authority's server was worked under the online pattern of making out an invoice, some related concrete steps were following:
Step 14: receive the digital certificate that the user sends, verify the true and false of this digital certificate,, then the digital certificate of the tax authority is issued the user, supply the user to differentiate, then execution in step 15 if true; If the digital certificate that the user sends is vacation, execution in step 22;
Step 15: receive user's data sent signature, the information of making out an invoice ciphertext and session key ciphertext, i.e. user institute data sent in the step 11, execution in step 16;
Step 16: adopt the private key of the tax authority, adopt rivest, shamir, adelman identical in the step 8 that the session key ciphertext that receives in the step 15 is deciphered, obtain the plaintext of session key, execution in step 17;
Step 17: adopt the session key plaintext of acquisition in the step 16, adopt symmetric encipherment algorithm identical in the step 7 that the information of the making out an invoice ciphertext that receives in the step 15 is deciphered, obtain to make out an invoice information plaintext and invoice tax control sign indicating number, execution in step 18;
Step 18: obtain client public key in the customer digital certificate that from step 14, obtains, adopt this PKI and with step 8 in identical rivest, shamir, adelman, the data signature that receives in the step 15 deciphered obtains data summarization, execution in step 19;
Step 19: adopt with step 9 in identical digest algorithm, to the information of making out an invoice of acquisition in the step 17 and the invoice tax control sign indicating number algorithm that makes an abstract together, obtain data summarization, execution in step 20;
Step 20: the data summarization that obtains in data summarization that obtains in the step 18 and the step 19 is compared; If the two unanimity; Explain that the information of making out an invoice that the user sends is not tampered in network transmission process, invoice data and invoice source are all true and reliable, execution in step 21; If the two is inconsistent, then declarative data is tampered in transmission course or sends wrongly, and upon request the user resends one time again.
Step 21: the invoice tax control sign indicating number that the user is sent carries out verification, differentiates true from false of bills.If invoice is true, then write down and store the data of this time making out an invoice, declare dutiable goods in order to the user in the future; If invoice is false, then take corresponding measure that the user is carried out corresponding punishment.Execution in step 22;
Step 22: the tax authority verifies and finishes.
Above step can be found out; Each invoice that the user opens all can be sent to the tax authority in real time for what it is worth and verify, and each authentic and valid invoice data is all noted, effectively each transaction data of recording user; Effectively stopping enterprise evades taxes; When the user opens false invoice (invoice tax control code check mistake), the tax authority can identify the false invoice of opening rapidly, and can in time take the measure of punishing accordingly.This device needed checking user fingerprints earlier before using, only checking through after just can use this device to open invoice, and the finger print identifying process carries out in this tax-controlling device, can on subscriber computer, not stay any vestige.The invoice data of being opened transmits with the ciphertext form on network, and the signature of private key for user is arranged, and has guaranteed confidentiality, integrality and the non repudiation of data transmission.
When this tax-controlling device was worked under off-line is made out an invoice pattern, just make out an invoice data and the invoice tax control sign indicating number with each invoice stored built-in non-volatile memory medium into, temporarily is not sent to tax authority's server through network.Can by the user in the appointed day, send all invoice datas of opening in a period of time that is stored in the non-volatile memory medium to tax authority server in batches together with invoice tax control sign indicating number and verify.
The above; Be merely the preferable embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Anyly be familiar with this technological people in the technical scope that the utility model disclosed, the variation that can expect easily or replacement all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of claim.
Claims (3)
1. tax-controlling device based on finger print identifying; It is characterized in that; Comprise: a substrate, this substrate is provided with usb interface module, secure storage module and central processing module, and wherein usb interface module, secure storage module all are connected with central processing module.
2. device as claimed in claim 1 is characterized in that said substrate also comprises data memory module, connects said central processing module, and this data memory module is a non-volatile memory medium.
3. device as claimed in claim 1 is characterized in that, also comprises interconnective real-time clock and battery, and this real-time clock is a clock chip, and this real-time clock connects the above central processing module of substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120492351 CN202600870U (en) | 2011-12-01 | 2011-12-01 | Fiscal apparatus based on fingerprint authentication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120492351 CN202600870U (en) | 2011-12-01 | 2011-12-01 | Fiscal apparatus based on fingerprint authentication |
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| Publication Number | Publication Date |
|---|---|
| CN202600870U true CN202600870U (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120492351 Expired - Lifetime CN202600870U (en) | 2011-12-01 | 2011-12-01 | Fiscal apparatus based on fingerprint authentication |
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| CN (1) | CN202600870U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107564210A (en) * | 2017-08-04 | 2018-01-09 | 广州博快信息技术有限公司 | A kind of mobile tax reciept terminal |
| CN112214798A (en) * | 2020-11-09 | 2021-01-12 | 航天信息股份有限公司 | Billing encryption method and device, electronic equipment and storage medium |
-
2011
- 2011-12-01 CN CN 201120492351 patent/CN202600870U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107564210A (en) * | 2017-08-04 | 2018-01-09 | 广州博快信息技术有限公司 | A kind of mobile tax reciept terminal |
| CN112214798A (en) * | 2020-11-09 | 2021-01-12 | 航天信息股份有限公司 | Billing encryption method and device, electronic equipment and storage medium |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |