CN113672983A - Service handling data privacy protection system and method based on block chain - Google Patents
Service handling data privacy protection system and method based on block chain Download PDFInfo
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Abstract
The invention discloses a block chain-based service transaction data privacy protection system, which comprises: a plurality of financial service platform and asset platform data extraction subsystems; each financial service platform is connected with the block chain and is also connected with the application system; each data extraction subsystem is connected with the block chain and is connected with the data source through a plug-in; the financial institution client initiates a data request to the financial service platform, and the financial service platform forwards the data request to the public data platform; the financial service platform acquires required data from the public data platform, uploads the required data to the block chain and distributes the required data to a block chain account of a financial institution client; after the client of the financial institution authorizes and agrees to the docking institution to acquire the personal data, the financial service platform pulls the data from the block chain to conduct business handling. The data privacy, the security and the ownership are ensured, and the government data is shared between individuals and financial institutions.
Description
Technical Field
The invention relates to the technical field of block chain application, in particular to a block chain-based service transaction data privacy protection system and a block chain-based service transaction data privacy protection method.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
Traditional individual financial transaction needs to provide paper materials, and not only is the individual arrangement of printed materials time-consuming and labor-consuming, but also financial institutions verify that materials have certain risks and costs, and both parties are low in efficiency during interaction, and the business transaction rate is seriously influenced. Moreover, in the process of transacting financial business by a person, private data of the person is easy to be revealed.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a block chain-based service transaction data privacy protection system and a block chain-based service transaction data privacy protection method;
in a first aspect, the invention provides a block chain-based service transaction data privacy protection system;
data privacy protection system is handled to business based on block chain includes: the system comprises a plurality of financial service platforms and a plurality of data extraction subsystems of an assets platform; each financial service platform is connected with the block chain and is also connected with at least one application system; each asset-based platform data extraction subsystem is connected with a block chain, and is also connected with at least one plug-in, and the plug-in is connected with a data source;
the financial institution client initiates a data request to the financial service platform, and the financial service platform forwards the data request to the public data platform; the financial service platform acquires required data from the public data platform, uploads the required data to the block chain and distributes the required data to a block chain account of a financial institution client; after the client of the financial institution authorizes and agrees to the docking institution to acquire the personal data, the financial service platform pulls the data from the block chain to conduct business handling.
In a second aspect, the invention provides a block chain-based privacy protection method for service transaction data;
the privacy protection method for business handling data based on the block chain comprises the following steps:
a financial institution client receives a financial service transaction request sent by a personal client; the financial institution client sends a personal data asset data lookup request to the financial service platform according to the financial business transaction request;
after the financial service platform receives the query request, the financial service platform sends the multicast form of the query request to the asset platform data extraction subsystem;
after the asset platform data extraction subsystem receives the query request, triggering the plug-in, and executing data pulling operation to pull and upload personal data asset data from the public data platform to the block chain;
the financial institution client receives a personal data asset data consulting authorization instruction sent by a personal client; the financial institution client forwards the authorization instruction to the financial service platform;
after receiving the authorization instruction, the financial service platform pulls down and assembles personal asset data requested to be consulted by the financial institution client from the block chain into a format specified by the financial institution client and sends the personal asset data to the financial institution client;
the financial institution client uses the personal asset data to transact business, the personal asset data use record is stored in the financial service platform, all transaction use in the data use and authorization process is recorded on the blockchain transaction book, and the transaction record can be traced.
Compared with the prior art, the invention has the beneficial effects that:
(1) the block chain is a technology capable of establishing trust in a multi-party untrusted environment, integrates and absorbs various technologies such as a distributed architecture, a point-to-point network protocol, an encryption algorithm, a distributed system consistency algorithm, identity authentication and cloud computing, has the advantages of whole network maintenance, non-falsification, safe privacy protection, trusted transmission, transparent transaction and the like, and provides a chance for realizing personal data circulation on the premise of ensuring the safe privacy and ownership of data.
(2) By using a block chain multi-party encryption technology, whole network maintenance, non-falsification and the like, the data privacy, safety and ownership are ensured based on a signing agreement mode, and the government data is shared between individuals and financial institutions.
(3) The data source is real and credible data acquired from the block chain, so that the data auditing work is completed instantly without organizing other departments to jointly review, the traditional data auditing process is simplified, the auditing cost is reduced, the low-cost use is realized, and the loss of a user caused by data tampering and counterfeiting is avoided.
(4) The invention provides a personal and financial institution circulation record query, which can query data circulation behaviors at any time, and the query and transfer records can not be falsified and traced.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic diagram of a block chain based personal and financial institution data flow device;
FIG. 2 is a functional block diagram of an asset platform data source extraction system;
FIG. 3 is a functional diagram of a financial services platform;
FIG. 4 is a flow chart of a concrete business process.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and it should be understood that the terms "comprises" and "comprising", and any variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
All data are obtained according to the embodiment and are legally applied on the data on the basis of compliance with laws and regulations and user consent.
Example one
The embodiment provides a block chain-based service transaction data privacy protection system;
as shown in fig. 1, the block chain based service transaction data privacy protection system includes: the system comprises a plurality of financial service platforms and a plurality of data extraction subsystems of an assets platform; each financial service platform is connected with the block chain and is also connected with at least one application system; each asset-based platform data extraction subsystem is connected with a block chain, and is also connected with at least one plug-in, and the plug-in is connected with a data source;
the financial institution client initiates a data request to the financial service platform, and the financial service platform forwards the data request to the public data platform; the financial service platform acquires required data from the public data platform, uploads the required data to the block chain and distributes the required data to a block chain account of a financial institution client; after the client of the financial institution authorizes and agrees to the docking institution to acquire the personal data, the financial service platform pulls the data from the block chain to conduct business handling.
And the financial service platform is used for pulling the required data from the block chain according to the request hash value when the financial institutions such as banks request the data.
And the asset platform data extraction subsystem is used for loading the http or webservice call contained in the plug-in and storing the result acquired from the public data platform call to the block chain.
And the block chain is used for storing data generated by the whole service transaction and has the characteristics of non-falsification and convenient trace tracing.
The application system refers to a system for transacting financial business by financial institutions such as banks.
And the plug-in is used for packaging an http interface or a webservice interface of the public data platform so as to facilitate the loading and calling of the data extraction subsystem of the asset platform.
Further, as shown in fig. 2, the assets platform data extraction subsystem includes:
the plug-in management module is used for integrating data source data and result processing into java plug-ins which are independent one by one and exist in a jar form;
the plug-in execution module is used for packaging the access of the government public data source interface and the processing of the return result so as to realize low coupling of different data sources; uploading the packaged plug-in an accessory mode;
the asset issuing module is used for assembling the pulled source data through a set format (such as json format) and then uploading the source data to the block chain;
the asset updating module is used for updating the data on the block chain when the result returned by the source data is updated;
the asset logout module is used for logging out the data on the block chain when a result returned by the source data is logged out;
and the log management module is used for recording the whole process from data source acquisition to data issuance, and comprises data source interface calling exception, data assembly exception, data issuance exception and the like.
The asset platform extraction subsystem loads plug-ins corresponding to different asset types, and after receiving a message that the digital safe app is sent to the websocket, the digital safe app triggers the execution of the plug-ins to extract data.
Further, as shown in fig. 3, the financial service platform includes:
the data application module is used for receiving a data calling request input by a bank and responding to the data calling request of the docking mechanism;
the data authorization module is used for the individual/enterprise user to perform authorization confirmation in the docking mechanism digital safe APP, and after the authorization is completed, the docking mechanism acquires related data and performs service handling;
the data pulling module is used for pulling the asset data applied by the individual or the enterprise from the block chain;
the result feedback module is used for counting and analyzing the data;
and the record query module is used for querying the asset use record and the service amount record.
Further, the system further comprises: a digital safe; the digital safe box is mainly a mobile phone app, a user can receive own certificate information, such as an identity card, and the received information comes from a block chain.
Example two
As shown in fig. 4, the present embodiment provides a block chain-based privacy protection method for service transaction data, including:
s101: a financial institution client receives a financial service transaction request sent by a personal client; the financial institution client sends a personal data asset data lookup request to the financial service platform according to a financial business transaction request, wherein the request is transmitted in a websocket form;
s102: after the financial service platform receives the query request, the financial service platform sends the query request to the asset platform data extraction subsystem in a multicast mode, and the multicast is to send websocket information to a plurality of systems;
s103: after the asset platform data extraction subsystem receives the query request, triggering the plug-in, and executing data pulling operation to pull and upload personal data asset data from the public data platform to the block chain;
s104: the financial institution client receives a personal data asset data consulting authorization instruction sent by a personal client; the financial institution client forwards the authorization instruction to the financial service platform;
s105: after receiving the authorization instruction, the financial service platform pulls down and assembles personal asset data requested to be consulted by the financial institution client from the blockchain into a format (such as json format) specified by the financial institution client to be sent to the financial institution client;
s106: the financial institution client uses the personal asset data to transact business, the personal asset data use record is stored in the financial service platform, all transaction use in the data use and authorization process is recorded on the blockchain transaction book, and the transaction record can be traced.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (10)
1. Data privacy protection system is handled to business based on block chain, characterized by includes: the system comprises a plurality of financial service platforms and a plurality of data extraction subsystems of an assets platform; each financial service platform is connected with the block chain and is also connected with at least one application system; each asset-based platform data extraction subsystem is connected with a block chain, and is also connected with at least one plug-in, and the plug-in is connected with a data source;
the financial institution client initiates a data request to the financial service platform, and the financial service platform forwards the data request to the public data platform; the financial service platform acquires required data from the public data platform, uploads the required data to the block chain and distributes the required data to a block chain account of a financial institution client; after the client of the financial institution authorizes and agrees to the docking institution to acquire the personal data, the financial service platform pulls the data from the block chain to conduct business handling.
2. The block chain based business transaction data privacy protection system of claim 1, wherein the assets platform data extraction subsystem comprises:
the plug-in management module is used for integrating data source data and result processing into java plug-ins which are independent one by one and exist in a jar form;
the plug-in execution module is used for packaging the access of the government public data source interface and the processing of the return result so as to realize low coupling of different data sources; uploading the packaged plug-in an accessory mode;
the asset issuing module is used for assembling the pulled source data through a set format and then uploading the source data to the block chain;
the asset updating module is used for updating the data on the block chain when the result returned by the source data is updated;
the asset logout module is used for logging out the data on the block chain when a result returned by the source data is logged out;
and the log management module is used for recording the whole process from data source acquisition to data issuance, and comprises data source interface calling exception, data assembly exception and data issuance exception.
3. The block chain based business transaction data privacy protection system of claim 1, wherein the financial services platform comprises:
the data application module is used for receiving a data calling request input by a bank and responding to the data calling request of the docking mechanism;
the data authorization module is used for the individual/enterprise user to perform authorization confirmation in the docking mechanism digital safe APP, and after the authorization is completed, the docking mechanism acquires related data and performs service handling;
the data pulling module is used for pulling the asset data applied by the individual or the enterprise from the block chain;
the result feedback module is used for counting and analyzing the data;
and the record query module is used for querying the asset use record and the service amount record.
4. The block chain-based business transaction data privacy protection system of claim 1, wherein the financial service platform is configured to pull the required data from the block chain according to the request hash value when the financial institution requests the data.
5. The block chain-based business transaction data privacy protection system of claim 1, wherein the instrumented platform data extraction subsystem is configured to load an http or webservice call included in the plug-in and save a result obtained from the common data platform call to the block chain.
6. The block chain-based service transaction data privacy protection system of claim 1, wherein the block chain is used for storing data generated by the whole service transaction and has the characteristics of being not falsifiable and convenient to trace and trace.
7. The block chain-based business transaction data privacy protection system of claim 1, wherein the application system is a financial institution transaction system.
8. The block chain based business transaction data privacy protection system of claim 1, wherein the plug-in is configured to encapsulate an http interface or a webservice interface of a public data platform to facilitate loading and calling of an instrumented platform data extraction subsystem.
9. The block chain-based business transaction data privacy protection system of claim 1, wherein plug-ins corresponding to different asset classes are loaded inside the asset platform extraction subsystem, and execution of the plug-ins is triggered to extract data after a digital safe app message is received and sent to a websocket message.
10. The block chain-based privacy protection method for business handling data is characterized by comprising the following steps:
a financial institution client receives a financial service transaction request sent by a personal client; the financial institution client sends a personal data asset data lookup request to the financial service platform according to the financial business transaction request;
after the financial service platform receives the query request, the financial service platform sends the multicast form of the query request to the asset platform data extraction subsystem;
after the asset platform data extraction subsystem receives the query request, triggering the plug-in, and executing data pulling operation to pull and upload personal data asset data from the public data platform to the block chain;
the financial institution client receives a personal data asset data consulting authorization instruction sent by a personal client; the financial institution client forwards the authorization instruction to the financial service platform;
after receiving the authorization instruction, the financial service platform pulls down and assembles personal asset data requested to be consulted by the financial institution client from the block chain into a format specified by the financial institution client and sends the personal asset data to the financial institution client;
the financial institution client uses the personal asset data to transact business, the personal asset data use record is stored in the financial service platform, all transaction use in the data use and authorization process is recorded on the blockchain transaction book, and the transaction record can be traced.
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