CN113268767A - Block chain-based tax-related report chain on-line evidence storage system and method - Google Patents
Block chain-based tax-related report chain on-line evidence storage system and method Download PDFInfo
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Abstract
The invention discloses a block chain tax-related report chain-based evidence storing system and a block chain-based tax-related report chain-based evidence storing method, and relates to the technical field of block chain application; the method establishes a block chain network, constructs a tax-related report integrated service platform based on Fabric, wherein the integrated service platform comprises authority management, a block chain platform and operation management, the authority management is carried out based on Fabric CA, the user identity access is realized, data storage and related operation of the block chain platform are carried out through each layer of framework of the Fabric, the service flow and data exchange of the block chain tax-related report in the service platform are realized by using an intelligent contract, and the block chain deployment and operation and maintenance are carried out through the operation management.
Description
Technical Field
The invention discloses a system and a method, relates to the technical field of block chain application, and particularly relates to a system and a method for storing a certificate on a tax-involved report chain based on a block chain.
Background
The tax payer transacts bank loan application or transacts related tax-related business by going to a government agency, the needed tax-related report and other materials need to be printed by the tax payer to the tax agency, meanwhile, the tax-related report needs to be stamped by the tax agency to ensure the legal benefit of the tax-related report, the tax-related report flows among the tax payer, the tax-related report is rushed back and forth among the tax payer, the loss risk and other uncontrollable factors of the report are increased undoubtedly, and the transaction time and complexity of the tax payer are increased. Meanwhile, tax payers submit tax materials reports to government agencies or banks, the government agencies and banks can only identify the authenticity of the reports through official seal of tax departments, and the government agencies and banks cannot trace the root of the reports.
Disclosure of Invention
The invention provides a block chain tax-related report chain-based evidence storing system and a block chain tax-related report chain-based evidence storing method, which are designed and created aiming at business requirements that a large amount of electronic data of tax-related reports need to be identified in multiple ways and cannot be falsified, are suitable for multiple application scenes, and support a tax registration certificate, a personal tax payment record, a tax completion certificate, a temporary tax registration certificate, a commission taxe certificate, a personal income tax deduction tax payment registration certificate, an invoice purchase book and the like.
The specific scheme provided by the invention is as follows:
a method for storing certificates on a tax-related report chain based on a block chain comprises the following steps:
a block chain network is established and,
the integrated service platform comprises authority management, a block chain platform and operation management, wherein the authority management is carried out based on Fabric CA, the user identity access is realized, data storage and related operation of the block chain platform are carried out through each layer of framework of the Fabric, the service flow and data exchange of the block chain tax-related report in the service platform are realized by using an intelligent contract, and the block chain deployment and operation and maintenance are carried out through the operation management.
Preferably, a multi-organization alliance chain network is built in the block chain tax-related report chain-based evidence storing method, the organizations refer to tax authorities, government authorities, banks and other related authorities,
and each organization in the alliance chain is authorized to access the alliance chain, and data point-to-point direct transmission is carried out.
Preferably, in the method for storing the evidence on the block chain tax-related report chain, the service circulation of the integrated service platform is performed through an intelligent contract, and the service circulation comprises the processes of material examination, report application, taxpayer tax-related report generation, report use life cycle uplink, report inquiry, report inspection and history inspection.
Preferably, the block chain tax-related report chain-based evidence storing method is characterized in that the full flow of tax-related reports is traced by using report inquiry through authority management authentication.
Preferably, in the block chain tax-related report chain-based certificate storing method, public and private key pairs are distributed to the user and each organization node through the integrated service platform, and the user and the organization node are verified through the public and private key pairs so as to facilitate data uploading and extraction.
A block chain tax-related report chain-based on-line credit system comprises a network module, an authority module, a block chain platform management module and an operation management module,
the network module establishes a blockchain network connection,
the system is based on a Fabric construction tax-related report integrated service platform, wherein an authority module carries out authority management based on Fabric CA to realize user identity access, a block chain platform management module carries out data storage and related operation of the block chain platform through each layer of framework of the Fabric, intelligent contracts are utilized to realize service circulation and data exchange of the block chain tax-related reports in the service platform, and an operation management module carries out block chain deployment and operation and maintenance through operation management.
Preferably, the system for verifying the on-chain tax-related report based on the block chain is characterized in that a network module builds a multi-organization alliance chain network, wherein the organization refers to a tax authority, a government authority, a bank and other related organizations,
and each organization in the alliance chain is authorized to access the alliance chain, and data point-to-point direct transmission is carried out.
Preferably, the block chain platform management module in the block chain tax-related report chain-based on-credit-keeping system performs service circulation of the integrated service platform through an intelligent contract, wherein the service circulation comprises the processes of material examination, report application, taxpayer tax-related report generation, report service life cycle uplink, report inquiry, report examination and history examination.
Preferably, the authority module in the block chain-based tax-related report chain storage system is authenticated through authority management and utilizes report inquiry to trace back the full flow of tax-related reports.
Preferably, the block chain tax-related report chain-based on-line verification system further comprises an encryption module, the encryption module allocates public and private key pairs to the user and each organization node on the integrated service platform, and the user and the organization nodes are verified through the public and private key pairs so as to upload and extract data.
The invention has the advantages that:
the invention provides a method for storing certificates on a block chain tax-related report chain, wherein the chain is linked in the whole process, a safe and compliant tax-related report sharing system is created by utilizing the characteristics of incapability of tampering, trace in the whole process, traceability and the like of the block chain, the problem that enterprises, tax authorities and even hackers can modify enterprise data in the centralized storage of enterprise data in the traditional system is solved, a block chain tax-related report service platform fully exerts the characteristic of distributed credibility of the block chain, the industry supervision requirement is met, the node management adopts the principles of intensified supervision and multi-point maintenance, and data recording and verification service is provided;
the block chain links data together in a chain mode according to time through cryptography and digital signatures, all participants agree and own the data through a consensus mechanism, the data cannot be falsified or denied due to multi-party holding and digital signatures, the whole life cycle of a report is transparent and public, and the report information is credible and reliable;
the method has the advantages that paperless auditing and consulting are realized, the risk of losing the paper tax-related reports is reduced, the conventional paper reports are mainly changed into the electronic reports, the auditing and consulting convenience is improved, the operation mode conversion is effectively promoted, the working efficiency is improved, and the operation cost is reduced;
through the block chain tax report service platform, cloud interaction of mechanisms such as tax authorities, banks and government departments can be realized, the problems of large checking workload, high management coordination difficulty and the like of supervision mechanisms are solved to a great extent, and supervision is more intelligent and efficient.
Drawings
FIG. 1 is a schematic diagram of the application framework of the method of the present invention.
FIG. 2 is a schematic diagram of the layout of the integrated service platform of the present invention.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
The invention provides a method for storing certificates on a tax-related report chain based on a block chain, which comprises the following steps:
a block chain network is established and,
the integrated service platform comprises authority management, a block chain platform and operation management, wherein the authority management is carried out based on Fabric CA, the user identity access is realized, data storage and related operation of the block chain platform are carried out through each layer of framework of the Fabric, the service flow and data exchange of the block chain tax-related report in the service platform are realized by using an intelligent contract, and the block chain deployment and operation and maintenance are carried out through the operation management.
The method is designed and manufactured aiming at the business requirements that a large amount of tax-related report electronic data needs to be known in multiple ways and cannot be tampered, a block chain is used as technical support, unit personnel such as taxpayers, tax authorities, banks, governments and the like are used as service objects, the data sharing among nodes of a supervision organization, the tax authorities and the banks in a block chain network is realized in a alliance chain mode, the safety isolation of transaction data is guaranteed in a multi-channel mode, and the storage and the non-tampering of all request records are realized.
In specific application, in some embodiments of the invention, HyperLedger Fabric is used to build a alliance chain network comprising 3 organizations and more, block chains are prevented from being controlled by a single party through alliances, and data links between tax bureau, government agency, bank and other using objects are directly transmitted point to point without three-party precipitated data. The members in the federation must be authorized to access the chain, and the identity of each member is determined and true.
And an integrated service platform is built, a general block chain platform is built based on the Fabric, and the seven layers of architectures of the Fabric are fused, so that the application is more concentrated. The authority management realizes identity access and user management based on the Fabric CA; the operation monitoring is responsible for block chain deployment and operation and maintenance work; the blockchain platform is responsible for data storage, intelligent contracts, and provides an external interface, see fig. 2. In the integrated service platform, the block chain platform realizes service circulation and data exchange in the block chain tax-related report service platform through an intelligent contract, the service circulation mainly comprises the processes of material examination, report application, tax-related report generation, sharing and using of tax-related reports of taxpayers, a full life cycle uplink, report inquiry, report inspection, history inspection and the like, managers, tax cadres and the like can trace the full process of the tax-related reports by recording inquiry functions to supervise the tax-related reports, and the compliance, safety and compliance are ensured.
In the embodiment, a block chain network shared by a tax bureau, a government agency and a bank is established by using a alliance chain mode, so that the safe sharing of data is realized, the safe isolation of transaction data is guaranteed by a multi-channel mode, the requirements that data information of tax-related reports cannot be falsified and the like are met, and the commercial secrets of different bank agencies are protected.
In other embodiments of the present invention, data encryption and authentication mechanisms are primarily described. After the user successfully logs in and registers on the integrated service platform, identity access is achieved based on the Fabric CA. The method comprises the steps of obtaining a unique identity ID, distributing public and private key pairs for a user and each node through a block chain network, uploading authorization information to the block chain network after the user authorizes tax data, writing the user authorization tax data into the block chain network through a public key by the tax node in an encrypted mode, writing the user identity ID and a summary data hash value into the block chain network, decrypting the user tax data through a private key after the bank node obtains the user authorization, and verifying the accuracy of the user identity and the data hash value through a consensus mechanism.
The invention also provides a block chain tax-related report chain-based certificate-storing system, which comprises a network module, an authority module, a block chain platform management module and an operation management module,
the network module establishes a blockchain network connection,
the system is based on a Fabric construction tax-related report integrated service platform, wherein an authority module carries out authority management based on Fabric CA to realize user identity access, a block chain platform management module carries out data storage and related operation of the block chain platform through each layer of framework of the Fabric, intelligent contracts are utilized to realize service circulation and data exchange of the block chain tax-related reports in the service platform, and an operation management module carries out block chain deployment and operation and maintenance through operation management.
The information interaction, execution process and other contents between the modules in the system are based on the same concept as the method embodiment of the present invention, and specific contents can be referred to the description in the method embodiment of the present invention, and are not described herein again. The system of the invention also uses a mode of alliance chain, builds a block chain network shared by the tax bureau, the government agency and the bank, realizes the safe sharing of data, ensures the safe isolation of transaction data in a multi-channel mode, realizes the requirements of non-falsification of tax-related report data information and the like, and simultaneously protects the commercial secrets of different bank agencies. And by chaining the tax-related report, the deposit certificate cannot be falsified, the deposit certificate is convenient to share by all parties, and the deposit certificate is used as an electronic evidence when disputes occur, so that full-flow trace retention, full-link credibility and full-node witness are realized, the disputes are efficiently solved, the wind control cost is reduced, and a mutually trusted business environment is created.
It should be noted that not all steps and modules in the processes and system structures in the preferred embodiments are necessary, and some steps or modules may be omitted according to actual needs. The execution order of the steps is not fixed and can be adjusted as required. The system structure described in the above embodiments may be a physical structure or a logical structure, that is, some modules may be implemented by the same physical entity, or some modules may be implemented by a plurality of physical entities, or some components in a plurality of independent devices may be implemented together.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. A method for storing certificate on tax-related report chain based on block chain is characterized by that a block chain network is built,
the integrated service platform comprises authority management, a block chain platform and operation management, wherein the authority management is carried out based on Fabric CA, the user identity access is realized, data storage and related operation of the block chain platform are carried out through each layer of framework of the Fabric, the service flow and data exchange of the block chain tax-related report in the service platform are realized by using an intelligent contract, and the block chain deployment and operation and maintenance are carried out through the operation management.
2. The method for crediting a tax-related report chain based on block chaining as claimed in claim 1, wherein a multi-organization alliance chain network is constructed, the organizations refer to tax agencies, government agencies, banks and other related agencies,
and each organization in the alliance chain is authorized to access the alliance chain, and data point-to-point direct transmission is carried out.
3. The method for storing the evidence on the block chain tax-related report chain according to the claim 1 or 2, is characterized in that the business circulation of the integrated service platform is carried out through an intelligent contract, and the business circulation comprises the processes of material examination, report application, taxpayer tax-related report generation, report usage life cycle uplink, report inquiry, report examination and history examination.
4. The method as claimed in claim 3, wherein the tax-related reports are traced back through the whole process of report inquiry by the authority management authentication.
5. The method for storing the certificate on the basis of the block chain tax-involved report chain as claimed in claim 1 or 4, wherein a public-private key pair is allocated to the user and each organization node through the integrated service platform, and the user and the organization node are authenticated through the public-private key pair for data uploading and extraction.
6. A block chain tax-related report chain-based on-line certificate storage system is characterized by comprising a network module, an authority module, a block chain platform management module and an operation management module,
the network module establishes a blockchain network connection,
the system is based on a Fabric construction tax-related report integrated service platform, wherein an authority module carries out authority management based on Fabric CA to realize user identity access, a block chain platform management module carries out data storage and related operation of the block chain platform through each layer of framework of the Fabric, intelligent contracts are utilized to realize service circulation and data exchange of the block chain tax-related reports in the service platform, and an operation management module carries out block chain deployment and operation and maintenance through operation management.
7. The system for evidence deposit on the block chain tax-related report chain according to claim 6, wherein the network module builds a multi-organization alliance chain network, the organization refers to tax administration, government administration, bank and other related organizations,
and each organization in the alliance chain is authorized to access the alliance chain, and data point-to-point direct transmission is carried out.
8. The system according to claim 6 or 7, wherein the blockchain platform management module performs service flow of the integrated service platform through an intelligent contract, and the service flow includes processes of material examination, report application, taxpayer tax-related report generation, report usage lifecycle uplink, report query, report inspection and history inspection.
9. The system according to claim 6, wherein the authority module is configured to trace back the entire process of the tax-related report by using report query through authority management authentication.
10. The system for evidence-on-link reporting on tax based on block chaining as claimed in claim 6 or 9, further comprising an encryption module, wherein the encryption module distributes public and private key pairs to the user and each organization node on the integrated service platform, and the user and the organization node are authenticated by the public and private key pairs for data uploading and extraction.
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