CN109272325A - A kind of distributed block chain identity card - Google Patents

A kind of distributed block chain identity card Download PDF

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Publication number
CN109272325A
CN109272325A CN201811121038.9A CN201811121038A CN109272325A CN 109272325 A CN109272325 A CN 109272325A CN 201811121038 A CN201811121038 A CN 201811121038A CN 109272325 A CN109272325 A CN 109272325A
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China
Prior art keywords
module
block chain
block
transaction
electrically
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CN201811121038.9A
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Inventor
高红博
方啸
王新果
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Anhui Ling One Intelligent Technology Co Ltd
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Anhui Ling One Intelligent Technology Co Ltd
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Priority to CN201811121038.9A priority Critical patent/CN109272325A/en
Publication of CN109272325A publication Critical patent/CN109272325A/en
Withdrawn legal-status Critical Current

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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION 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
    • G06Q20/00Payment architectures, schemes or protocols
    • G06Q20/38Payment protocols; Details thereof
    • G06Q20/40Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
    • G06Q20/401Transaction verification
    • G06Q20/4014Identity check for transactions
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60Protecting data
    • G06F21/64Protecting data integrity, e.g. using checksums, certificates or signatures
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION 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
    • G06Q20/00Payment architectures, schemes or protocols
    • G06Q20/38Payment protocols; Details thereof
    • G06Q20/40Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
    • G06Q20/401Transaction verification
    • G06Q20/4014Identity check for transactions
    • G06Q20/40145Biometric identity checks

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  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Accounting & Taxation (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • Strategic Management (AREA)
  • Finance (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Bioethics (AREA)
  • Health & Medical Sciences (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

The invention discloses a kind of distributed block chain identity cards in identity validation technology field, block chain account creation module including the account for creating the transaction of block chain, electrically input connects the Internetbank end for binding bank card to the block chain account creation module, it is described to transfer module electrically transaction platform of the output connection for transaction, electrically input connects the authentication module for being used for authentication to the transaction platform, the two-way electric connection landing platform of authentication module, electrically input is connected to the transaction record adding module that transaction record is added in identity information to first block, electrically module and transaction platform are transferred in input connection to the transaction record adding module respectively, the present invention can prevent loss of data, and fully ensure that the safety of block chain identity information, increase the trading transparency in block chain, it can Effectively containment carries out illegal transaction using block chain.

Description

A kind of distributed block chain identity card
Technical field
The present invention relates to identity validation technology field, specially a kind of distributed block chain identity card.
Background technique
Block chain is the invention of the computer technologies such as Distributed Storage, point-to-point transmission, common recognition mechanism, Encryption Algorithm Application model realizes the mathematical algorithm established between different nodes and trust, obtain equity, the maximum of block chain in block catenary system Feature is to possess excellent encryption performance, and the data stored can not be changed, since block chain is the journey based on virtual network Sequence, therefore do not need to realize transaction according to the mode of doing business in reality, Just because of this, there is criminal to pass through block Chain carries out illegal transaction, and the content identity information to obtain unlawful interests, and trade all has no way of inquiring, and supervises for network Pipe brings certain difficulty, for this purpose, it is proposed that a kind of distributed block chain identity card.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of distributed block chain identity card Problem.
To achieve the above object, it the invention provides the following technical scheme: a kind of distributed block chain identity card, including is used for The block chain account creation module of the account of block chain transaction is created, the block chain account creation module electrically use by input connection In the Internetbank end of binding bank card, electrically output is connected for creating block chain for identity the block chain account creation module The block chain identity card creation module of confirmation, the block chain identity card creation module are used for real when electrically input is connected to creation The real-name authentication module of name certification, electrically output connection block link network closes the block chain identity card creation module, the block Electrically output connects the first block, the second block and third block for storing information, second block to chain gateway respectively Electrically output connects the module of transferring for transferring identity information, described to transfer module electrically transaction of the output connection for transaction Platform, electrically authentication module of the input connection for authentication, the authentication module are two-way for the transaction platform It is electrically connected landing platform, first block transaction record that electrically input is connected to addition transaction record in identity information adds Add module, electrically module and transaction platform are transferred in input connection to the transaction record adding module respectively.
Preferably, the real-name authentication module includes the authentication ids recording module of typing ID card information, verifying hand The mobile phone authentication module of machine number, the face photograph verification module for checking identity card photograph and the bio-identification for identifying biological characteristic Module, the authentication ids recording module, mobile phone authentication module, face photograph verification module and bio-identification module are electrical Output connection authentication module.
Preferably, the block chain account creation module include for bind the bank card account binding module of bank card, For binding the handset binding module of mobile phone and the secret key creation module of creation secret key, the bank card account binding module, hand Electrically output connects block chain account generation module for machine binding module and secret key creation module.
Preferably, the block chain identity card creation module includes for by real-name authentication module and block chain account creation The merging module that the information of module is bound, electrically output connects the block chain for generating block chain identity card to the merging module Identity card generation module.
Preferably, electrically output connection bank card account binding module, the block chain account generate mould at the Internetbank end Electrically output connection merging module, the electrically defeated connection merging module of the authentication module, the block chain identity card generate mould to block Electrically output connection block link network closes block.
Preferably, two-way electrically output the second block of connection of first block, the two-way electrically output of second block Connect third block.
Preferably, the transaction record adding module includes exchange hour logging modle, transaction item logging modle and friendship Easy amount record module, the exchange hour logging modle, transaction item logging modle and transaction amount logging modle are electrical Output connection write-in adding module.
Preferably, electrically output connection write-in adding module, said write adding module electrically export the landing platform The first block is connected, the exchange hour logging modle, transaction item logging modle, transaction amount logging modle electrically input Connect authentication module.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention, can be by the letter in each block by the first block, the second block and the mutual connection of third block Breath is shared, can prevent loss of data, and fully ensure that the safety of block chain identity information;
2, Transaction Information is added into block chain identity card in transaction record adding module by transaction platform by the present invention In, it is able to record the transaction each time of block chain identity card owner, and transaction is saved together with identity information to block chain In, and can not distort, increase the trading transparency in block chain, can effectively contain and illegally be handed over using block chain Easily.
Detailed description of the invention
Fig. 1 is principle of the invention figure;
Fig. 2 is that real-name authentication module of the present invention manages block diagram;
Fig. 3 is block chain account creation module principle block diagram of the present invention;
Fig. 4 is block chain identity card creation module functional block diagram of the present invention;
Fig. 5 is transaction record adding module functional block diagram of the present invention.
In figure: 1 block chain account creation module, 11 bank card account binding modules, 12 handset binding modules, 13 secret keys wound Model block, 14 block chain account generation modules, 2 Internetbank ends, 3 block chain identity card creation modules, 31 merging modules, 32 block chains Identity card generation module, 4 real-name authentication modules, 41 authentication ids recording modules, 42 mobile phone authentication modules, 43 face photograph cores To module, 44 bio-identification modules, 45 authentication modules, 5 block chain gateways, 51 first blocks, 52 second blocks, 53 third areas Module, 7 transaction platforms, 8 authentication modules, 9 landing platforms, 10 transaction record adding modules, 101 exchange hours are transferred in block, 6 Logging modle, 102 transaction item logging modles, 103 transaction amount logging modles, 104 write-in adding modules.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of distributed block chain identity card, including for creating The block chain account creation module 1 of the account of block chain transaction is built, electrically input is connected for tying up block chain account creation module 1 Determine the Internetbank end 2 of bank card, electrically output is connected for creating block chain for identity validation block chain account creation module 1 Block chain identity card creation module 3, block chain identity card creation module 3 electrically input when being connected to creation for real-name authentication Real-name authentication module 4, electrically output connection block link network closes 5 to block chain identity card creation module 3, the difference electricity of block chain gateway 5 Property output connect the first block 51, the second block 52 and third block 53 for storing information, the second block 52 electrically exports It connects and transfers module 6 for transfer identity information, transfer electrically transaction platform 7 of the output connection for transaction of module 6, transaction Electrically input connects the authentication module 8 for being used for authentication to platform 7, and the two-way electric connection of authentication module 8 logs in flat Platform 9, electrically input is connected to the transaction record adding module 10 that transaction record is added in identity information, transaction note to the first block 51 Electrically module 6 and transaction platform 7 are transferred in input connection to record adding module 10 respectively.
Wherein, real-name authentication module 4 includes the authentication ids recording module 41 of typing ID card information, verifying cell-phone number The mobile phone authentication module 42 of code, the face photograph verification module 43 for checking identity card photograph and the bio-identification for identifying biological characteristic Module 44, authentication ids recording module 41, mobile phone authentication module 42, face photograph verification module 43 and bio-identification module 44 Electrically output connects authentication module 45, authenticates in several ways to the identity of user, fully ensures that identity information It is true;
Block chain account creation module 1 includes for binding the bank card account binding module 11 of bank card, by virtual account Family is attached with real account, for binding the handset binding module 12 of mobile phone and the secret key creation module 13 of creation secret key, Electrically output connection block chain account generates for bank card account binding module 11, handset binding module 12 and secret key creation module 13 Module 14 generates for the block chain account used of trading;
Block chain identity card creation module 3 includes for by the letter of real-name authentication module 4 and block chain account creation module 1 The merging module 31 bound is ceased, virtual account and display identity information are bound, electrically output connects merging module 31 Deliver a child into the block chain identity card generation module 32 of block chain identity card;
Electrically output connection bank card account binding module 11, bank card and virtual account are bound at Internetbank end 2, block chain account Electrically output connects merging module 31 to family generation module 14, and identity information and account information are bound, 45 electricity of authentication module Property defeated connection merging module 31, electrically output connection block link network closes 5 to block chain identity card generation module 32, by block chain identity Card is uploaded to block chain gateway 5;
Two-way electrically output the second block 52 of connection of first block 51, the two-way electrically output connection third area of the second block 52 Block 53, mutual connection between each block, can prevent data to be tampered, and guarantee the safety of data, when one of block Data when being damaged, also remain with counterfoil in other blocks;
Transaction record adding module 10 includes exchange hour logging modle 101, transaction item logging modle 102 and trade gold Volume logging modle 103, exchange hour logging modle 101, transaction item logging modle 102 and transaction amount logging modle 103 are equal Electrically output connection write-in adding module 104, records the various information in transaction, enhances the transparency of transaction;
Electrically adding module 104, the electrically output connection first of write-in adding module 104 is written in output connection to landing platform 9 Block 51, the electrically input of exchange hour logging modle 101, transaction item logging modle 102, transaction amount logging modle 103 Authentication module 8 is connected, for acquiring the information in transaction.
Working principle: when creating block chain identity card, block is created by block chain account creation module 1 first Chain account connects bank card account by Internetbank end 2, by block chain account and bank card area that is interrelated, and will being associated with Block chain account is uploaded to block chain identity card creation module 3, in real-name authentication module 4 by entity identities card, fingerprint, photo and Biological characteristic authenticates user, and after the completion of certification, the novel upload block block chain identity card of the identity of user is created It is merged in module 3 with block chain account, generates block chain identity card, block chain identity card creation module 3 is by block chain body Part card information is uploaded to block chain gateway 5, is uploaded in the identical block of three structures and is stored by block chain gateway 5, The identical block of three structures is interrelated, when user needs to trade, is logged in by landing platform 9, and landing platform 9 will Logon information is uploaded in authentication module 8 and is verified, and account information is uploaded to transaction platform 7 by authentication module 8 Interior, transaction platform 7 is traded by identifying that account transfers corresponding block chain identity information, after transaction, simultaneously It transfers module 6 and block chain identity card is uploaded in transaction record adding module 10 transaction record adding module 10 for transaction platform 7 transaction record is added in block chain identity card, then is back in the first block 51 and is stored.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of distributed block chain identity card, the block chain account creation module including the account for creating the transaction of block chain (1), it is characterised in that: electrically input connects the Internetbank end for binding bank card to the block chain account creation module (1) (2), the block chain account creation module (1) the block chain body that electrically output connection is used for identity validation for creating block chain Part card creation module (3), the block chain identity card creation module (3) electrically input when being connected to creation for real-name authentication Real-name authentication module (4), electrically output connection block link network closes (5) to the block chain identity card creation module (3), the block Electrically output connects the first block (51), the second block (52) and third block for storing information to chain gateway (5) respectively (53), electrically output connection is described to transfer module for transferring transferring module (6) for identity information for second block (52) (6) electrically output connects the transaction platform (7) for being used for transaction, and electrically input is connected for authentication the transaction platform (7) Authentication module (8), the two-way electric connection landing platform (9) of authentication module (8), first block (51) Electrically input is connected to the transaction record adding module (10) of addition transaction record in identity information, and the transaction record adds mould Electrically module (6) and transaction platform (7) are transferred in input connection to block (10) respectively.
2. a kind of distributed block chain identity card according to claim 1, it is characterised in that: the real-name authentication module (4) include typing ID card information authentication ids recording module (41), verify phone number mobile phone authentication module (42), It checks face photograph verification module (43) of identity card photograph and identifies the bio-identification module (44) of biological characteristic, the identity It is equal that recording module (41), mobile phone authentication module (42), face photograph verification module (43) and bio-identification module (44) are demonstrate,proved in identification Electrically output connection authentication module (45).
3. a kind of distributed block chain identity card according to claim 1, it is characterised in that: the block chain account creation Module (1) includes for binding the bank card account binding module (11) of bank card, the handset binding module for binding mobile phone (12) and creation secret key secret key creation module (13), the bank card account binding module (11), handset binding module (12) With secret key creation module (13) electrically output connection block chain account generation module (14).
4. a kind of distributed block chain identity card according to claim 1, it is characterised in that: the block chain identity card wound Modeling block (3) includes the merging for binding the information of real-name authentication module (4) and block chain account creation module (1) Module (31), electrically output connects the block chain identity card generation module for generating block chain identity card to the merging module (31) (32)。
5. a kind of distributed block chain identity card according to claim 1, it is characterised in that: the Internetbank end (2) is electrically Output connection bank card account binding module (11), electrically output connects merging module to the block chain account generation module (14) (31), the electrically defeated connection merging module (31) of the authentication module (45), the block chain identity card generation module (32) is electrically Output connection block link network closes (5).
6. a kind of distributed block chain identity card according to claim 1, it is characterised in that: first block (51) is double Electrotropism output connection the second block (52), two-way electrically output connection third block (53) of second block (52).
7. a kind of distributed block chain identity card according to claim 1, it is characterised in that: the transaction record adds mould Block (10) includes exchange hour logging modle (101), transaction item logging modle (102) and transaction amount logging modle (103), The exchange hour logging modle (101), transaction item logging modle (102) and transaction amount logging modle (103) are electrically Output connection write-in adding module (104).
8. a kind of distributed block chain identity card according to claim 1, it is characterised in that: landing platform (9) electricity Property output connection write-in adding module (104), said write adding module (104) electrically output connection the first block (51), institute State the electrically input of exchange hour logging modle (101), transaction item logging modle (102), transaction amount logging modle (103) It connects authentication module (8).
CN201811121038.9A 2018-09-25 2018-09-25 A kind of distributed block chain identity card Withdrawn CN109272325A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110110546A (en) * 2019-04-04 2019-08-09 国美金控投资有限公司 A kind of data based on block chain transfers management system and method
WO2019101239A3 (en) * 2019-03-14 2020-01-02 Alibaba Group Holding Limited Methods and devices for acquiring and recording tracking information on blockchain
CN111405005A (en) * 2020-03-06 2020-07-10 清华大学 Operation control method and system of block chain and controllable network terminal equipment
CN111680999A (en) * 2020-05-28 2020-09-18 韩永辉 Internet financial transaction system and method based on big data
CN113570373A (en) * 2021-09-23 2021-10-29 北京理工大学 Responsibility pursuing transaction method and system based on block chain

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106529946A (en) * 2016-11-01 2017-03-22 北京金股链科技有限公司 Method for realizing user identity digitalization based on block chain
CN107516180A (en) * 2017-08-25 2017-12-26 迅鳐成都科技有限公司 A kind of system and method that storage transaction security and operating efficiency are improved based on block chain
CN107967608A (en) * 2017-12-21 2018-04-27 北京智帮帮科技有限公司 A kind of intelligent contract system based on block chain technology
WO2018175504A1 (en) * 2017-03-20 2018-09-27 Wasserman Steven Victor Blockchain digital currency: systems and methods for use in enterprise blockchain banking
CN109165946A (en) * 2018-09-25 2019-01-08 安徽灵图壹智能科技有限公司 A kind of transaction verification system based on block chain

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106529946A (en) * 2016-11-01 2017-03-22 北京金股链科技有限公司 Method for realizing user identity digitalization based on block chain
WO2018175504A1 (en) * 2017-03-20 2018-09-27 Wasserman Steven Victor Blockchain digital currency: systems and methods for use in enterprise blockchain banking
CN107516180A (en) * 2017-08-25 2017-12-26 迅鳐成都科技有限公司 A kind of system and method that storage transaction security and operating efficiency are improved based on block chain
CN107967608A (en) * 2017-12-21 2018-04-27 北京智帮帮科技有限公司 A kind of intelligent contract system based on block chain technology
CN109165946A (en) * 2018-09-25 2019-01-08 安徽灵图壹智能科技有限公司 A kind of transaction verification system based on block chain

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019101239A3 (en) * 2019-03-14 2020-01-02 Alibaba Group Holding Limited Methods and devices for acquiring and recording tracking information on blockchain
US11348104B2 (en) 2019-03-14 2022-05-31 Advanced New Technologies Co., Ltd. Methods and devices for acquiring and recording tracking information on blockchain
CN110110546A (en) * 2019-04-04 2019-08-09 国美金控投资有限公司 A kind of data based on block chain transfers management system and method
CN111405005A (en) * 2020-03-06 2020-07-10 清华大学 Operation control method and system of block chain and controllable network terminal equipment
CN111680999A (en) * 2020-05-28 2020-09-18 韩永辉 Internet financial transaction system and method based on big data
CN113570373A (en) * 2021-09-23 2021-10-29 北京理工大学 Responsibility pursuing transaction method and system based on block chain

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