CN112330443A - Public credit information system based on block chain - Google Patents
Public credit information system based on block chain Download PDFInfo
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- CN112330443A CN112330443A CN202011349172.1A CN202011349172A CN112330443A CN 112330443 A CN112330443 A CN 112330443A CN 202011349172 A CN202011349172 A CN 202011349172A CN 112330443 A CN112330443 A CN 112330443A
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- 230000009286 beneficial effect Effects 0.000 description 1
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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
- G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
- G06Q40/03—Credit; Loans; Processing thereof
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
- G06F21/6245—Protecting personal data, e.g. for financial or medical purposes
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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
- 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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- 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
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/10—Services
- G06Q50/26—Government or public services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0807—Network architectures or network communication protocols for network security for authentication of entities using tickets, e.g. Kerberos
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0823—Network architectures or network communication protocols for network security for authentication of entities using certificates
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
Abstract
The invention provides a public credit information system based on a block chain, comprising: the block chain cluster is used for recording a block chain, and the block chain comprises a plurality of recorded credit information recording nodes; the government affair integrity module and the credit information management module are used for encrypting the credit information and recording the encrypted credit information and the corresponding user name into the corresponding credit information recording node on the block chain; the system comprises an enterprise service module and a natural person service module, wherein the enterprise service module and the natural person service module are used for authenticating enterprise users or natural person users on a block chain cluster, and inquiring, complaining and repairing credit information of the enterprise or natural persons; the risk early warning module is used for early warning the credit information about to be generated by the enterprise user or the natural person user according to the credit information management module, pushing the credit information to the government affair integrity module, carrying out auditing and matching and determining whether the enterprise or the natural person has related information of losing credit; through establishing a perfect mechanism, sharing and evaluation are effectively carried out.
Description
Technical Field
The invention belongs to the technical field of block chains, and particularly relates to a public credit information system based on a block chain.
Background
The blockchain is not a single technology but a technology combination, the blockchain system records transaction information, but the user identity information, the transaction content and other information adopt an encryption technology, and only a user authorized by data can view detailed transaction records, so that the data security and the user privacy are ensured. Through the integration of a plurality of technologies such as P2P transmission, distributed data storage, a consensus mechanism, an encryption algorithm and the like, the blockchain forms a digital transaction environment which is maintained collectively and credible without the guarantee of a third party.
The credit information of public credit enterprises is important information for grading enterprise users by a plurality of financial departments and government institutions, such as credit rating mechanisms of enterprises in a plurality of fields of banks, credit, tax, environmental protection, sports, public resource transactions, production safety and the like, but the credit related information of the enterprises is completely dispersed in each government institution, the current public credit system construction obtains comprehensive evaluation integral of the enterprises through a data sharing mechanism of each government institution through a model algorithm, but the current mechanism is not perfect, the standards of the credit integral of each region are not consistent and mutually acknowledged, the problems of misuse and embezzlement exist, and the credit information of the enterprises cannot be effectively shared and evaluated.
In order to solve the above problem, the present application provides a public credit information system based on a block chain.
Disclosure of Invention
The invention aims to provide a public credit information system based on a block chain, which aims to solve the problems of misuse, embezzlement and the like of public credit information in various places caused by the unsound mechanism at present.
The invention provides the following technical scheme:
a blockchain based public credit information system comprising the following modules: the block chain cluster is used for recording a block chain, and the block chain comprises a plurality of recorded credit information recording nodes; the government affair creditability module is used for recording credit information of government agencies and government agency personnel, encrypting the credit information, and recording the encrypted credit information and corresponding government agencies or government agency personnel into corresponding credit information recording nodes on the block chain; the credit information management module is used for recording credit information of enterprises and natural persons, encrypting the credit information and recording the encrypted credit information and corresponding enterprises or self-heating persons into corresponding credit information recording nodes on the block chain; the system comprises an enterprise service module and a natural person service module, wherein the enterprise service module and the natural person service module are used for authenticating enterprise users or natural person users on a block chain cluster, and inquiring, complaining and repairing credit information of the enterprise or natural persons; and the risk early warning module is used for early warning the credit information about to be generated by the enterprise user or the natural person user according to the credit information management module, pushing the credit information to the government affair integrity module, auditing and matching the credit information, and determining whether the enterprise or the natural person has related information of losing credit or not, so that the early warning effect is realized in advance.
Preferably, the credit information of the government agencies and government agency personnel comprises credit information collections of the government agencies, credit profiles of the government agencies, credit reports of the government agencies, credit information collections of government agency personnel, credit reports of government agency personnel, and credit profiles of government agency personnel.
Preferably, the credit information of the enterprise and the natural person comprises credit data of the enterprise, credit data of the natural person, credit reports of the enterprise and credit reports of the natural person.
Preferably, the authentication of the natural person user comprises creating digital assets of the natural person user on the block chain cluster, managing the digital assets and real-name real person authentication of the natural person user, the real-name real person authentication acquires identity card number information, generates a unique identity ID of the natural person user through privacy calculation and asymmetric encryption and then through Base64 encoding, and only stores the unique identity ID without storing the identity card number information after the real-name real person authentication.
Preferably, the authentication of the enterprise user includes issuing a login credential for the authenticated enterprise, where the login credential includes a private key and a digital certificate.
Preferably, each credit information listing node further includes: the user name of the user, the user name of the credit information recording node connected with the user name, the hash function and the time stamp are recorded.
Preferably, the block chain cluster is further configured to execute a consensus mechanism, and the operation authentication of the risk early warning module is completed through the consensus mechanism.
The invention has the beneficial effects that:
the public credit information system based on the block chain can be widely applied to the fields of banks, credit, tax, tendering and bidding, production safety, electronic commerce and the like, promotes the circulation and sharing of public credit information through the government affair integrity module and credit information management, and is favorable for promoting the interoperation of multiple parties of credit information; the credit information of the enterprise users and the natural users is recorded by using the block chain technology, and the enterprise users and the natural users can provide unique identity IDs, so that the credit information is inquired, complained and repaired, a public credit information mechanism is perfected, and the credit information is shared and evaluated.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of the system architecture of the present invention.
Detailed Description
As shown in fig. 1, the public credit information system based on the blockchain includes a blockchain cluster, a government integrity module, a credit information management module, an enterprise service module, a natural people service module, and a risk early warning module.
And the block chain cluster is used for recording a block chain, and the block chain comprises a plurality of recorded credit information recording nodes. Each credit information listing node further comprises: the user name of the user, the user name of the credit information recording node connected with the user name, the hash function and the time stamp are recorded.
The government affair creditability module is used for recording credit information of government agencies and government agency personnel, encrypting the credit information, and recording the encrypted credit information and corresponding government agencies or government agency personnel into corresponding credit information recording nodes on the block chain; the credit information of the government agencies and government agency personnel includes a collection of credit information of the government agencies, a credit profile of the government agencies, a credit report of the government agencies, a collection of credit information of the government agency personnel, a credit report of the government agency personnel, a credit profile of the government agency personnel.
The credit information management module is used for recording credit information of enterprises and natural persons, encrypting the credit information and recording the encrypted credit information and corresponding enterprises or self-heating persons into corresponding credit information recording nodes on the block chain; the credit information of the enterprise and the natural person comprises credit data of the enterprise, credit data of the natural person, credit reports of the enterprise and credit reports of the natural person.
The system comprises an enterprise service module and a natural person service module, wherein the enterprise service module and the natural person service module are used for authenticating enterprise users or natural person users on a block chain cluster, and inquiring, complaining and repairing credit information of the enterprise or natural persons; authentication of a natural person user includes creating digital assets of the natural person user on a blockchain cluster, managing the digital assets, and real-name real person authentication of the natural person user, digital asset management including: a user initiates digital asset operations of the user on a plurality of blockchains; receiving digital asset operation requests of all users on a plurality of block chains and executing corresponding operations on a relay chain, wherein the relay chain stores user management intelligent contracts; managing account data of a user on each block chain through a user management intelligent contract, and creating a user agent intelligent contract; the intelligent contract of the address and the data of the user on each block chain is saved through the intelligent contract of the user agent; through the uniform cross-chain digital asset operation entry, the management of the user private key and the assets when the user operates the digital assets on the multiple block chains is realized.
The identity card number information is obtained through real-name real person authentication, the unique identity ID of a natural person user is generated through Base64 encoding after privacy calculation and asymmetric encryption, the identity card number information is not stored after real-name real person authentication, and only the unique identity ID is stored. The privacy computation comprises the step that the block link node determines the data on the link for the privacy computation according to a request submitted by a user; the block link node transmits the encrypted on-chain data to the down-chain privacy computing node, and a down-chain trusted execution environment for executing privacy computation on the on-chain data is deployed at the down-chain privacy computing node; and the block chain node acquires a calculation result generated and fed back after encryption by the private calculation node under the chain in the trusted execution environment under the chain, and updates the block chain account book data according to the calculation result. The Base64 encoding generation comprises that the node in the block chain network obtains the service to initiate the transaction and broadcasts to other nodes; for each node in the block chain network, when the node executes a service initiation transaction, calling a service intelligent contract through a block chain virtual machine; the node triggers and executes BASE64 encoding logic according to BASE64 encoding instructions in the service intelligence contract through a blockchain virtual machine so as to encode data to be encoded.
Authentication of an enterprise user includes issuing login credentials for the authenticated enterprise, the login credentials including a private key and a digital certificate.
And the risk early warning module is used for early warning the credit information about to be generated by the enterprise user or the natural person user according to the credit information management module, pushing the credit information to the government affair integrity module, auditing and matching the credit information, and determining whether the enterprise or the natural person has related information of losing credit or not, so that the early warning effect is realized in advance. And the block chain cluster is also used for executing a consensus mechanism, and the operation authentication of the risk early warning module is completed through the consensus mechanism.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A blockchain-based public credit information system, comprising the following modules:
the block chain cluster is used for recording a block chain, and the block chain comprises a plurality of recorded credit information recording nodes;
the government affair creditability module is used for recording credit information of government agencies and government agency personnel, encrypting the credit information, and recording the encrypted credit information and corresponding government agencies or government agency personnel into corresponding credit information recording nodes on the block chain;
the credit information management module is used for recording credit information of enterprises and natural persons, encrypting the credit information and recording the encrypted credit information and corresponding enterprises or self-heating persons into corresponding credit information recording nodes on the block chain;
the system comprises an enterprise service module and a natural person service module, wherein the enterprise service module and the natural person service module are used for authenticating enterprise users or natural person users on a block chain cluster, and inquiring, complaining and repairing credit information of the enterprise or natural persons;
and the risk early warning module is used for early warning the credit information about to be generated by the enterprise user or the natural person user according to the credit information management module, pushing the credit information to the government affair integrity module, auditing and matching the credit information, and determining whether the enterprise or the natural person has related information of losing credit or not, so that the early warning effect is realized in advance.
2. The blockchain-based public credit information system of claim 1, wherein the credit information of the government agencies and government agency personnel comprises credit information collections of the government agencies, credit profiles of the government agencies, credit reports of the government agencies, credit information collections of the government agency personnel, credit reports of the government agency personnel, credit profiles of the government agency personnel.
3. The blockchain-based public credit information system of claim 1, wherein the credit information of the business and the physical people includes credit data of the business, credit data of the physical people, credit reports of the business, credit reports of the physical people.
4. The system of claim 1, wherein the authentication of the natural human user comprises creating digital assets of the natural human user on the blockchain cluster, managing the digital assets, and performing real-name real-person authentication of the natural human user, wherein the real-name real-person authentication obtains identity number information, generates a unique Identity (ID) of the natural human user through privacy calculation and asymmetric encryption and then through Base64 encoding, and only stores the unique Identity (ID) without storing the identity number information after the real-name real-person authentication.
5. The blockchain-based public credit information system of claim 1, wherein the authentication of the enterprise user includes issuing login credentials for the authenticated enterprise, the login credentials including a private key and a digital certificate.
6. The blockchain-based public credit information system according to claim 1, wherein each of the credit information inclusion nodes further comprises: the user name of the user, the user name of the credit information recording node connected with the user name, the hash function and the time stamp are recorded.
7. The blockchain-based public credit information system according to claim 1, wherein the blockchain cluster is further configured to execute a consensus mechanism, and the operational authentication of the risk pre-warning module is performed through the consensus mechanism.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011349172.1A CN112330443A (en) | 2020-11-26 | 2020-11-26 | Public credit information system based on block chain |
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| CN202011349172.1A CN112330443A (en) | 2020-11-26 | 2020-11-26 | Public credit information system based on block chain |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113344322A (en) * | 2021-04-27 | 2021-09-03 | 山东大学 | Big data processing system and method for enterprise integrity monitoring |
| CN113536390A (en) * | 2021-06-25 | 2021-10-22 | 北京八分量信息科技有限公司 | Enterprise block chain service system based on trusted continuous immunity technology |
| CN113706056A (en) * | 2021-09-23 | 2021-11-26 | 常州市公共资源交易中心 | Bidding unit performance identification early warning method, device, equipment and storage medium |
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