CN111159257A - Tax certification query method and system based on block chain - Google Patents
Tax certification query method and system based on block chain Download PDFInfo
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- CN111159257A CN111159257A CN201911406967.9A CN201911406967A CN111159257A CN 111159257 A CN111159257 A CN 111159257A CN 201911406967 A CN201911406967 A CN 201911406967A CN 111159257 A CN111159257 A CN 111159257A
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Abstract
The invention discloses a tax certification query method and a tax certification query system based on a block chain, and relates to the technical field of data query; the method comprises the steps that a block chain is utilized, a tax agency is used as a tax node of the block chain, blocks are managed, different channels are divided according to business mechanisms, each channel is connected with the tax node and a corresponding business mechanism node, tax proving information is broadcast to the business mechanism nodes in the corresponding channels by the tax nodes according to user authorization, and the business mechanism nodes obtain the tax proving information; the invention divides different mechanisms into different channels based on the block chain, isolates each mechanism, protects the data safety, and simultaneously realizes the purposes of sharing tax data and other mechanism information and tracing the data.
Description
Technical Field
The invention discloses a query method and a query system, relates to the technical field of data query, and particularly relates to a tax certification query method and a tax certification query system based on a block chain.
Background
The block chain technology is a brand new distributed infrastructure and a computing model which utilize a block chain type data structure to verify and store data, utilize a distributed node consensus algorithm to generate and update data, utilize a cryptographic mode to ensure the safety of data transmission and access, and utilize an intelligent contract consisting of automatic script codes to program and operate data, and has the characteristics of information non-tampering, anonymity, traceability and the like.
The tax payment certificates in the tax system, such as tax payment completion certificates, personal tax payment records and the like, become important bases for handling government affairs and financial services, so that a third-party organization needs the tax administration to share the data, and timely verifies the legality and authority of the data for handling the financial or government affair services of the organization; the tax administration needs to ensure the security of the interactive data and effectively supervise the access of the administration and the use of the data in a safe and reliable network environment. However, in the prior art, tax payment certification data is concentrated in a tax bureau private network, and only can be recorded and stored by taking the tax bureau as a center, the operation cannot be carried out without authorization, and after the external attack, the risk of data tampering or loss exists, and once the application system of the tax bureau goes down, the external service cannot be provided; and the access and supervision of the data use are complex, the data can not be traced, and the range of the online interactive data is greatly limited.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a block chain-based tax certification inquiry method and a block chain-based tax certification inquiry system, wherein a trusted alliance chain is established among a user, a tax bureau and other legal institutions, tax payment certification data issued by the user is authorized to be linked, institutions are allowed to inquire and verify the data, and meanwhile, the institutions are required to be applied to tax payment certification information to be linked, so that the supervision of the tax payment certification data is realized, the data is prevented from being tampered and traceable, and the sharing and operating efficiency is improved.
The specific scheme provided by the invention is as follows:
a block chain for tax certification inquiry, tax agency as tax nodes of the block chain, management block, and dividing different channels according to the business agency, each channel linking tax node and corresponding business agency node,
the tax node broadcasts the tax certification information to the service mechanism nodes in the corresponding channels according to the user authorization, and the service mechanism nodes acquire the tax certification information.
And the tax nodes in the block chain maintain tax certification information by using intelligent contracts.
The tax nodes in the block chain encrypt and store tax certification information by using public keys authorized by users, issue certificates and secret keys for the service organization nodes, and isolate the service organization nodes of different channels according to the authorization of the users to obtain the tax certification information.
A tax proving and inquiring method based on a block chain comprises the following steps: by using the block chain, the tax institution is taken as the tax node of the block chain to manage the block, and different channels are divided according to the business institution, each channel is linked with the tax node and the corresponding business institution node,
and broadcasting the tax certification information to the service mechanism nodes in the corresponding channels by using the tax nodes according to the user authorization, so that the service mechanism nodes acquire the tax certification information.
In the block chain-based tax proving and inquiring method, tax nodes maintain tax proving information by using intelligent contracts.
In the block chain-based tax certification query method, tax nodes encrypt and store tax certification information by using public keys authorized by users, issue certificates and secret keys for business organization nodes, and obtain the tax certification information according to the business organization nodes which are authorized by the users to isolate different channels.
A tax certification inquiry system based on block chain includes a management module and an information inquiry module,
the management module uses the block chain to take the tax institution as the tax node of the block chain, manages the block, and divides different channels according to the service institution, each channel links the tax node and the corresponding service institution node,
the information inquiry module broadcasts the tax certification information to the service mechanism nodes in the corresponding channels by using the tax nodes according to the user authorization, so that the service mechanism nodes acquire the tax certification information.
A computing device comprising a processor and a memory, the memory having stored thereon computer instructions executable on the processor, the processor when executing the computer instructions performing the steps of:
s1: by using the block chain, the tax institution is taken as the tax node of the block chain to manage the block, and different channels are divided according to the business institution, each channel is linked with the tax node and the corresponding business institution node,
s2: and broadcasting the tax certification information to the service mechanism nodes in the corresponding channels by using the tax nodes according to the user authorization, so that the service mechanism nodes acquire the tax certification information.
The invention has the advantages that:
the invention provides a tax certification query method and a tax certification query system based on a block chain. The problems of data concentration, deliberate modification, high maintenance cost and low commercial operation efficiency of traditional services can be greatly improved, data cannot be lost no matter the service provider deliberately modifies under the condition of no authorization or the malicious attack of a network hacker or the service system in the organization goes down, and other residual nodes can be quickly found and traced even if the data of the organization is tampered, so that the reliability and the safety guarantee of the data in the system are greatly improved, trust can be established between participating main bodies, the ownership of the data can be confirmed, the refined authorization range can standardize the use of tax proving data, and the effective supervision of the use of the tax proving data is realized.
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FIG. 1 is a schematic flow diagram of the process of the present invention.
FIG. 2 is a schematic diagram of the system application framework of the present invention.
Detailed Description
The invention provides a block chain for tax certification inquiry, a tax agency is used as a tax node of the block chain to manage the block, and different channels are divided according to a service agency, each channel is linked with the tax node and a corresponding service agency node,
the tax node broadcasts the tax certification information to the service mechanism nodes in the corresponding channels according to the user authorization, and the service mechanism nodes acquire the tax certification information.
Meanwhile, a tax certification query method based on the block chain is provided: by using the block chain, the tax institution is taken as the tax node of the block chain to manage the block, and different channels are divided according to the business institution, each channel is linked with the tax node and the corresponding business institution node,
and broadcasting the tax certification information to the service mechanism nodes in the corresponding channels by using the tax nodes according to the user authorization, so that the service mechanism nodes acquire the tax certification information.
And a tax certification inquiry system based on the block chain corresponding to the method. And to a computing device comprising a processor and a memory, said memory having stored thereon computer instructions executable on said processor, said processor executing said computer instructions to perform the steps of:
s1: by using the block chain, the tax institution is taken as the tax node of the block chain to manage the block, and different channels are divided according to the business institution, each channel is linked with the tax node and the corresponding business institution node,
s2: and broadcasting the tax certification information to the service mechanism nodes in the corresponding channels by using the tax nodes according to the user authorization, so that the service mechanism nodes acquire the tax certification information.
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 block chain for inquiring tax certification, wherein, taking an alliance chain as an example, a tax bureau in a tax institution as a tax node of the block chain, a management block, a user can log in the tax node, initiate a certification issuing tax certification application and interact with the tax node to complete the tax certification issuing, and simultaneously the user can also inquire the issued certification information, while other business institutions can apply for adding to the tax institution, the tax node business institution node issues a certificate and a secret key, and divides different channels according to the business institution, each channel links the tax node and the corresponding business institution node, referring to figure 2, C represents a channel, namely a channel, the tax node can be connected with only one channel or n channels, each channel links the corresponding business institution node, namely the business institution comprises a bank, a real estate registration institution and the like,
the tax node encrypts and stores tax certification information by using a public key authorized by a user, the tax node broadcasts the tax certification information to business mechanism nodes in corresponding channels according to corresponding business mechanisms authorized by the user, the business mechanism nodes in the corresponding channels can check the validity of the tax certification information, and the certification data is decrypted by using a mechanism private key, meanwhile, the business mechanism nodes can write the time, the requester, the responder, the tax payment certification data, the hash value and other information of the request into a block and submit the block to a alliance chain network, and meanwhile, other business mechanism nodes cannot acquire the tax certification information, namely, the business mechanism nodes isolating different channels acquire the tax certification information.
On the basis of the implementation, the tax nodes in the block chain can maintain the tax certification information by using the intelligent contract, for example, the tax certification information issued by the intelligent contract can be called to be linked and broadcasted to the service mechanism in the channel, and meanwhile, the service mechanism nodes can check and acquire the tax certification information under the control of the intelligent contract.
The invention also provides a tax certification query method based on the block chain, which comprises the following specific processes:
taking an alliance chain as an example, a tax bureau in a tax authority is taken as a tax node of a block chain, a management block, a user can log in the tax node, initiate a certificate issuing tax certificate application and interact with the tax node to complete the tax certificate issuing, meanwhile, the user can also inquire issued certificate information, other business organizations can apply for joining to the tax authority, the tax node business organization node issues a certificate and a secret key, different channels are divided according to the business organizations, each channel is linked with the tax node and a corresponding business organization node, referring to fig. 2, C represents a channel, namely a channel, the tax node can be only connected with one channel or n channels, each channel is linked with the corresponding business organization node, the business organization node, namely the business organization comprises a bank, a real estate registration organization and the like,
the tax node encrypts and stores tax certification information by using a public key authorized by a user, the tax node broadcasts the tax certification information to business mechanism nodes in corresponding channels according to corresponding business mechanisms authorized by the user, the business mechanism nodes in the corresponding channels can check the validity of the tax certification information, and the certification data is decrypted by using a mechanism private key, meanwhile, the business mechanism nodes can write the time, the requester, the responder, the tax payment certification data, the hash value and other information of the request into a block and submit the block to a alliance chain network, and meanwhile, other business mechanism nodes cannot acquire the tax certification information, namely, the business mechanism nodes isolating different channels acquire the tax certification information.
In the above process, the tax node in the block chain may maintain the tax certification information by using the intelligent contract, for example, the tax certification information issued may be linked by using the intelligent contract and broadcasted to the service mechanism in the channel, and the service mechanism node may check and obtain the tax certification information under the control of the intelligent contract.
The system of the invention is used for inquiring the tax certificate, and the specific process is as follows:
the management module uses a block chain to take a tax bureau in a tax authority as a tax node of the block chain, manages the block, a user can log in the tax node, initiate a certificate issuing tax certificate application and interact with the tax node to complete the tax certificate issuing, meanwhile, the user can also inquire issued certificate information, other business organizations can apply for joining to the tax authority, the tax node business organization node issues a certificate and a secret key, different channels are divided according to the business organizations, each channel is linked with the tax node and a corresponding business organization node, refer to figure 2, C represents a channel, namely a channel, the tax node can be connected with only one channel or n channels, each channel is linked with the corresponding business organization node, the business organization node, namely the business organization comprises a bank, a real estate registration organization and the like,
the information inquiry module broadcasts the tax certification information to the service mechanism nodes in the corresponding channels by using the tax nodes according to the authorization of the user, so that the service mechanism nodes acquire the tax certification information, wherein the tax node encrypts and stores tax certification information by using a public key authorized by a user, the tax node broadcasts the tax certification information to the service mechanism nodes in the corresponding channels according to the corresponding service mechanisms authorized by the user, the service mechanism nodes in the corresponding channels can check the effectiveness of the tax certification information and decrypt the certification data by using a mechanism private key, meanwhile, the service organization node can write the information of the time, the requester, the responder, the tax payment certification data, the hash value and the like of the request into the block and submit the block to the alliance link network, meanwhile, other business organization nodes cannot acquire the tax certification information, namely, the business organization nodes isolating different channels acquire the tax certification information.
On the basis of the implementation, the information query module utilizes the tax node to maintain the tax certification information through the intelligent contract, for example, the tax certification information issued by the intelligent contract can be called to be linked and broadcasted to the service mechanism in the channel, and meanwhile, the service mechanism node can check and acquire the tax certification information under the control of the intelligent contract.
The present invention may also provide a corresponding computing device comprising a processor and a memory, the memory having stored thereon computer instructions executable on the processor, the processor executing the computer instructions to perform the steps of:
wherein S1: taking an alliance chain as an example, a tax bureau in a tax authority is taken as a tax node of a block chain, a management block is adopted, a user can log in the tax node, initiate a certificate issuing tax certificate application and interact with the tax node to complete the tax certificate issuing, meanwhile, the user can also inquire the issued certificate information, other business authorities can apply for adding to the tax authority, the tax node business authority node issues a certificate and a secret key, different channels are divided according to the business authorities, each channel is linked with the tax node and a corresponding business authority node,
s2: the tax node encrypts and stores tax certification information by using a public key authorized by a user, the tax node broadcasts the tax certification information to business mechanism nodes in corresponding channels according to corresponding business mechanisms authorized by the user, the business mechanism nodes in the corresponding channels can check the validity of the tax certification information, certification data is decrypted by using a mechanism private key, meanwhile, the business mechanism nodes can write information such as the time of the request, a requester, a responder, tax payment certification data, a hash value and the like into a block and submit the block to a alliance chain network, and meanwhile, other business mechanism nodes cannot acquire the tax certification information.
Furthermore, in S2, the tax node in the block chain may use the intelligent contract to maintain the tax certification information, may use the intelligent contract to link the issued tax certification information and broadcast it to the service mechanism in the channel, and meanwhile, the service mechanism node may check and obtain the tax certification information under the control of the intelligent contract.
The invention can realize the sharing of the tax certification data on the block chain, and the tax institution can be directly connected with other institutions, and can check and use the behavior data chaining of the tax certification data for tracing without passing through a third party.
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 (8)
1. A block chain for tax certification inquiry features that tax organization is used as tax node of block chain to manage blocks and divide different channels according to service organization, each channel is linked with tax node and relative service organization node,
the tax node broadcasts the tax certification information to the service mechanism nodes in the corresponding channels according to the user authorization, and the service mechanism nodes acquire the tax certification information.
2. The blockchain of claim 1, wherein the tax nodes maintain tax evidencing information using intelligent contracts.
3. The blockchain of claim 1 or 2, wherein the tax nodes encrypt and store tax certification information using a public key authorized by the user, issue certificates and keys for the service organization nodes, and obtain the tax certification information according to the service organization nodes that are authorized by the user to isolate different channels.
4. A tax certification inquiry method based on block chain features that the block chain is used to manage blocks by using tax mechanism as tax node of block chain, and different channels are divided according to service mechanism, each channel is linked to tax node and correspondent service mechanism node,
and broadcasting the tax certification information to the service mechanism nodes in the corresponding channels by using the tax nodes according to the user authorization, so that the service mechanism nodes acquire the tax certification information.
5. The method of claim 4, wherein the tax nodes maintain tax evidences information using intelligent contracts.
6. The method of claim 4 or 5, wherein the tax node encrypts and stores tax certification information by using a public key authorized by the user, issues a certificate and a secret key to the business organization node, and obtains the tax certification information by the business organization node which isolates different channels according to the authorization of the user.
7. A tax certification inquiry system based on block chain is characterized by comprising a management module and an information inquiry module,
the management module uses the block chain to take the tax institution as the tax node of the block chain, manages the block, and divides different channels according to the service institution, each channel links the tax node and the corresponding service institution node,
the information inquiry module broadcasts the tax certification information to the service mechanism nodes in the corresponding channels by using the tax nodes according to the user authorization, so that the service mechanism nodes acquire the tax certification information.
8. A computing device comprising a processor and a memory, said memory having stored thereon computer instructions capable of being executed on said processor, said processor when executing said computer instructions performing the steps of:
s1: by using the block chain, the tax institution is taken as the tax node of the block chain to manage the block, and different channels are divided according to the business institution, each channel is linked with the tax node and the corresponding business institution node,
s2: and broadcasting the tax certification information to the service mechanism nodes in the corresponding channels by using the tax nodes according to the user authorization, so that the service mechanism nodes acquire the tax certification information.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111738816A (en) * | 2020-06-28 | 2020-10-02 | 山东浪潮商用系统有限公司 | Enterprise tax health physical examination chain based on block chain |
| CN111882410A (en) * | 2020-06-12 | 2020-11-03 | 方欣科技有限公司 | Tax information query method and system based on block chain |
| CN112381634A (en) * | 2020-11-20 | 2021-02-19 | 湖南智慧政务区块链科技有限公司 | Tax statistics and settlement method, device, equipment and storage medium |
| CN112529674A (en) * | 2020-12-17 | 2021-03-19 | 神州数码信息系统有限公司 | Tax data service method and system adopting block chain |
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| CN108615185A (en) * | 2018-04-24 | 2018-10-02 | 北京罗格数据科技有限公司 | A kind of silver-colored tax interaction systems construction method based on block chain |
| CN110457939A (en) * | 2019-07-05 | 2019-11-15 | 方欣科技有限公司 | A kind of tax information safety based on block chain and inquiry system and implementation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111882410A (en) * | 2020-06-12 | 2020-11-03 | 方欣科技有限公司 | Tax information query method and system based on block chain |
| CN111738816A (en) * | 2020-06-28 | 2020-10-02 | 山东浪潮商用系统有限公司 | Enterprise tax health physical examination chain based on block chain |
| CN112381634A (en) * | 2020-11-20 | 2021-02-19 | 湖南智慧政务区块链科技有限公司 | Tax statistics and settlement method, device, equipment and storage medium |
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