CN113836233A - Audit data storage and source tracing method and terminal based on block chain - Google Patents
Audit data storage and source tracing method and terminal based on block chain Download PDFInfo
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Abstract
The invention is suitable for the technical field of auditing, and provides an audit data storing and tracing method and a terminal based on a block chain, wherein the method comprises the following steps: receiving original information uploaded by a terminal, and storing the original information into a block chain original node database, wherein the original information comprises original data, uploading terminal user information and certification materials; when the original data needs to be processed, sending a data processing request to a block chain original node database through a terminal, calling out corresponding original data according to the data processing request and sending the original data to the terminal; and receiving processing information sent by a terminal, and storing the processing information into a block chain processing node database, wherein the processing information comprises processing result data, processing terminal user information, processing process information and reference data. According to the invention, the original information and the processed information are stored, so that the original data and the processed result data can be conveniently traced in the subsequent process, and the tracing work is faster.
Description
Technical Field
The invention relates to the technical field of auditing, in particular to a block chain-based auditing data evidence storing and tracing method and a block chain-based auditing data evidence storing and tracing terminal.
Background
The block chain is essentially a shared database, and the data or information stored in the shared database has the characteristics of being unforgeable, traceable in the whole process, traceable, transparent in disclosure, maintained in a collective mode and the like.
At present, audit is an important supervision and management means, and throughout the whole project construction, in order to ensure that audit work is accurate and error-free, check is convenient, each audit data is required to be traceable, however, for a project with a large project, the audit work has the characteristics of numerous objects, long audit period, complex professional field and the like, a large amount of data can be generated in the audit process, the existing means is difficult to ensure that each data can be traced, and the tracing process is complex.
Therefore, a block chain-based audit data evidence storing and tracing method and a block chain-based audit data evidence storing and tracing terminal are needed to be provided, and the problem that audit data is difficult to trace is solved by using the characteristics that a trace is left in the whole process of a block chain and the trace can be traced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a block chain-based audit data evidence tracing method and a block chain-based audit data evidence tracing terminal so as to solve the problems in the background technology.
The invention is realized in such a way, and provides a block chain-based audit data evidence tracing method, which comprises the following steps:
receiving original information uploaded by a terminal, and storing the original information into a block chain original node database, wherein the original information comprises original data, uploading terminal user information and certification materials;
when the original data needs to be processed, sending a data processing request to a block chain original node database through a terminal, calling out corresponding original data according to the data processing request and sending the original data to the terminal;
receiving processing information sent by a terminal, and storing the processing information into a block chain processing node database, wherein the processing information comprises processing result data, processing terminal user information, processing process information and reference data, and the reference data refers to original data which needs to be referenced when the processing result data is obtained;
when the original data needs to be revised, sending revision information to a block chain original node database through a terminal, calling out corresponding original information according to the revision information, adding correct data in the original information, and storing an addition record;
when the error original data is referred, marking the corresponding reference data, and adding the corresponding processing result data to the mark to be modified.
As a further scheme of the invention: the step of storing the original information uploaded by the receiving terminal into the block chain original node database specifically includes:
sending an information uploading request to a block chain original node database through a terminal;
checking the information of the uploading terminal user and judging whether the uploading terminal user has the qualification of information uploading;
after the verification is passed, sending an information uploading instruction to the terminal so that the terminal uploads original information;
and receiving the original information uploaded by the terminal, and storing the original information into a block chain original node database.
As a further scheme of the invention: the steps of sending a data processing request to a block chain original node database through a terminal, calling out corresponding original data according to the data processing request and sending the original data to the terminal specifically include:
sending a data processing request to a block chain original node database through a terminal, wherein the data processing request comprises original data information needing to be quoted;
checking the terminal user information sending the data processing request to judge whether the terminal user information has information processing qualification;
and after the inspection is passed, calling out corresponding original data according to the data processing request and sending the original data to the terminal.
As a further scheme of the invention: the steps of sending revision information to a block chain original node database through a terminal, calling out corresponding original information according to the revision information, adding correct data in the original information, and storing an addition record specifically include:
transmitting revision information to a blockchain original node database through a terminal, wherein the revision information comprises first original data needing to be revised, second original data after being revised and a revision reason;
checking the terminal user information which sends the revision information to determine whether the terminal user information has data revision qualification;
after the verification is passed, calling out corresponding original information according to the revision information, adding correct data in the original information, and storing an addition record.
As a further scheme of the invention: the step of calling out corresponding original information according to the revision information, adding correct data in the original information, and storing an addition record specifically comprises:
adding second original data into the original information according to the revision information, wherein the second original data are correct data;
storing the first original data in a modified database;
an add record is saved, the add record including revision end user information and a revision reason.
As a further scheme of the invention: when the wrong original data is referred, marking the corresponding reference data, and adding the corresponding processing result data to the identifier to be modified, the method further comprises the following steps: generating a modification instruction; obtaining corresponding processing information according to the processing result data, and obtaining processing terminal user information from the processing information; and sending the modification instruction to the corresponding terminal by processing the terminal user information.
Another object of the present invention is to provide a block chain-based audit data archiving and tracing terminal, where the terminal includes: the terminal includes:
the system comprises an original information uploading module, a block chain original node database and a verification module, wherein the original information uploading module is used for uploading original information so that the original information is stored in the block chain original node database, and the original information comprises original data, uploading terminal user information and a certification material;
the data processing request sending module is used for sending a data processing request to the block chain original node database when the original data needs to be processed, so that the block chain original node database calls out the corresponding original data and sends the original data to the terminal;
the processing information sending module is used for sending processing information so that the processing information is stored in the block chain processing node database, the processing information comprises processing result data, processing terminal user information, processing process information and reference data, and the reference data refers to original data needing to be referred when the processing result data are obtained; and
the revision information sending module is used for sending revision information to the block chain original node database when original data needs to be revised, so that the block chain original node database calls out corresponding original information, correct data is added into the original information, and an addition record is stored; when the error original data is referred, marking the corresponding reference data, and adding the corresponding processing result data to the mark to be modified.
As a further scheme of the invention: the original information uploading module comprises:
the information request unit is used for sending an information uploading request to the block chain original node database;
the information uploading qualification judging unit is used for checking the information of the uploading terminal user and judging whether the information uploading qualification exists or not; and
and the original information uploading unit receives the information uploading instruction and uploads the original information after the original information is checked to pass, so that the original information is stored in the block chain original node database.
As a further scheme of the invention: the data processing request sending module comprises:
the processing request sending unit is used for sending a data processing request to a block chain original node database, wherein the data processing request comprises original data information needing to be quoted;
an information processing qualification judging unit that checks the end user information from which the data processing request is transmitted, and judges whether or not there is an information processing qualification; and
and the original data receiving unit is used for receiving corresponding original data called by the block chain original node database according to the data processing request after the checking is passed.
Compared with the prior art, the invention has the beneficial effects that: the original information comprises original data, uploading terminal user information and certification materials, so that the original data can be guaranteed to have data and be conveniently traced; the processing information comprises processing result data, processing terminal user information, processing process information and reference data, so that the processing result data can be quickly traced; in addition, the invention supports the revision of the original data, actually adds correct data, and saves the addition record, so that the revised data can be traced.
Drawings
Fig. 1 is a flowchart of an audit data evidence tracing method based on a blockchain.
Fig. 2 is a flowchart of a block chain-based audit data storage and source tracing method, in which original information uploaded by a receiving terminal is stored in an original node database of a block chain.
Fig. 3 is a flowchart of sending a data processing request to a block chain original node database through a terminal, calling out corresponding original data according to the data processing request, and sending the original data to the terminal in an audit data storage and source tracing method based on a block chain.
Fig. 4 is a flowchart of sending revision information to a blockchain original node database through a terminal in an audit data storage and source tracing method based on a blockchain, and calling out corresponding original information according to the revision information.
Fig. 5 is a flowchart of calling out corresponding original information according to the revision information, adding correct data to the original information, and storing an addition record in the audit data storage and source tracing method based on the block chain.
Fig. 6 is a schematic structural diagram of an audit data storage and source tracing terminal based on a blockchain.
Fig. 7 is a schematic structural diagram of an original information uploading module in an audit data storage and source tracing terminal based on a block chain.
Fig. 8 is a schematic structural diagram of a data processing request sending module in an audit data storage and source tracing terminal based on a block chain.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, an embodiment of the present invention provides a block chain-based audit data archiving and sourcing method, where the method includes the following steps:
s100, receiving original information uploaded by a terminal, and storing the original information into a block chain original node database, wherein the original information comprises original data, uploaded terminal user information and certification materials;
s200, when the original data needs to be processed, sending a data processing request to a block chain original node database through a terminal, calling out the corresponding original data according to the data processing request and sending the original data to the terminal;
s300, receiving processing information sent by a terminal, and storing the processing information into a block chain processing node database, wherein the processing information comprises processing result data, processing terminal user information, processing process information and reference data, and the reference data refers to original data which needs to be referenced when the processing result data is obtained;
s400, when the original data needs to be revised, revision information is sent to a block chain original node database through a terminal, corresponding original information is called out according to the revision information, correct data is added to the original information, and an addition record is stored, wherein the correct data is added to the original information instead of modifying the wrong data in the true sense;
s500, when the wrong original data is quoted, marking the corresponding quoted data, and adding the mark to be modified to the corresponding processing result data, wherein the purpose of setting the mark to be modified is also convenient for adding correct processing result data subsequently.
It should be noted that, in essence, the blockchain is a shared database, and the data or information stored therein has the characteristics of "unforgeable", "whole-course traceable", "public transparency", "collective maintenance", and the like. Based on the characteristics, the block chain technology lays a solid 'trust' foundation, creates a reliable 'cooperation' mechanism and has wide application prospect. At present, audit is an important supervision and management means, and throughout the whole project construction, in order to ensure that audit work is accurate and error-free, check is convenient, each audit data is required to be traceable, however, for a project with a large project, the audit work has the characteristics of numerous objects, long audit period, complex professional field and the like, a large amount of data can be generated in the audit process, the existing means is difficult to ensure that each data can be traced, and the tracing process is complex.
In the embodiment of the invention, by setting a block chain original node database, a block chain processing node database and a terminal, the terminal can communicate with the block chain original node database and the block chain processing node database, the terminal is used for uploading original information, and then storing the original information into the block chain original node database, wherein the original information comprises original data, uploading terminal user information and a certification material, and the certification material is a material capable of certifying the authenticity of the original data, so that the original data can be guaranteed to have data; it can be understood that the audit work necessarily needs to process the original data, at this time, a data processing request is sent to the block chain original node database through the terminal, corresponding original data is called out according to the data processing request and sent to the terminal, then a terminal user can calculate and obtain processing result data according to the original data, processing information is obtained by integrating processing terminal user information, processing process information and reference data, the processing information is stored in the block chain processing node database, the processing terminal user information is automatically detected when the terminal user sends the processing information, the processing process information needs to be manually generated by the user, the processing process information refers to a calculation process of obtaining the processing result data from the original data, and therefore, the subsequent fast audit on the processing result data is facilitated; in addition, the original data has the possibility of errors, when the original data needs to be revised, revision information is sent to the block chain original node database through the terminal, corresponding original information is called according to the revision information, correct data is added into the original information, and an addition record is stored.
As shown in fig. 2, as a preferred embodiment of the present invention, the step of storing the original information uploaded by the receiving terminal into the block chain original node database specifically includes:
s101, sending an information uploading request to a block chain original node database through a terminal;
s102, checking the information of the uploading terminal user, and judging whether the information uploading qualification is met;
s103, after the verification is passed, an information uploading instruction is sent to the terminal, so that the terminal uploads original information;
and S104, receiving the original information uploaded by the terminal, and storing the original information into a block chain original node database.
In the embodiment of the invention, it can be understood that not all people can upload information to the block chain original node database, the information of the uploading terminal user needs to be checked to judge whether the uploading terminal user has the qualification of information, the terminal user can upload the original information only after the checking is passed, and the original information is stored in the block chain original node database.
As shown in fig. 3, as a preferred embodiment of the present invention, the step of sending a data processing request to a block chain original node database through a terminal, calling out corresponding original data according to the data processing request, and sending the corresponding original data to the terminal specifically includes:
s201, sending a data processing request to a block chain original node database through a terminal, wherein the data processing request comprises original data information needing to be quoted;
s202, checking the terminal user information sending the data processing request, and judging whether the terminal user information has information processing qualification;
and S203, after the verification is passed, calling out corresponding original data according to the data processing request and sending the original data to the terminal.
In the embodiment of the invention, it can be understood that not all persons can retrieve and process the original data for auditing, the information of the terminal user sending the data processing request needs to be checked to judge whether the terminal user has the qualification for information processing, and only after the check is passed, the block chain original node database calls out the corresponding original data according to the data processing request and sends the corresponding original data to the terminal.
As shown in fig. 4, as a preferred embodiment of the present invention, the step of sending revision information to a block chain original node database through a terminal, calling out corresponding original information according to the revision information, adding correct data to the original information, and storing an addition record specifically includes:
s401, transmitting revision information to a block chain original node database through a terminal, wherein the revision information comprises first original data needing revision, second original data after revision and revision reasons;
s402, checking the terminal user information which sends the revision information, and judging whether the terminal user information has data revision qualification;
and S403, after the verification is passed, calling out corresponding original information according to the revision information, adding correct data in the original information, and storing an addition record.
In the embodiment of the invention, it can be understood that not all persons can modify the original data in the block chain original node database, the information of the terminal user sending the revision information needs to be checked, whether the data revision qualification exists is judged, after the check is passed, the corresponding original information is called out according to the revision information, correct data is added into the original information, and an addition record is stored, so that the modification work can be traced.
As shown in fig. 5, as a preferred embodiment of the present invention, the steps of calling out corresponding original information according to the revision information, adding correct data to the original information, and storing an addition record specifically include:
s4031, second original data is added to the original information according to the revision information, and the second original data is correct data;
s4032, storing the first original data in the modified database;
s4033, an addition record is saved, the addition record including revision end user information and revision reason.
In the embodiment of the invention, the revision information comprises first original data needing revision, second original data after revision and revision reasons, the setting of the revision reasons effectively avoids the situation of altering the data randomly, then the second original data is added into the original information, the second original data is correct data, the first original data is stored into a revised database, and an addition record is stored, wherein the addition record comprises revision terminal user information and revision reasons.
As a preferred embodiment of the present invention, when the erroneous original data has been referred to, the step of marking the corresponding reference data and adding the to-be-modified flag to the corresponding processing result data further includes: generating a modification instruction; obtaining corresponding processing information according to the processing result data, and obtaining processing terminal user information from the processing information; and sending the modification instruction to the corresponding terminal by processing the terminal user information.
In the embodiment of the present invention, it can be understood that, after the to-be-modified identifier is added to the corresponding processing result data, in order to not affect the auditing efficiency, the processing result data should be processed as soon as possible, and the efficiency of the user who originally processes the processing result data is found to be the highest, so that a modification instruction needs to be generated, and then the processing terminal user information sends the modification instruction to the corresponding terminal.
As shown in fig. 6, an embodiment of the present invention further provides a block chain-based audit data archiving and tracing terminal, where the terminal includes:
an original information uploading module 100, configured to upload original information, so that the original information is stored in a block chain original node database, where the original information includes original data, uploading end user information, and a certification material;
a data processing request sending module 200, configured to send a data processing request to the block chain original node database when the original data needs to be processed, so that the block chain original node database calls out corresponding original data and sends the corresponding original data to the terminal;
a processing information sending module 300, configured to send processing information, so that the processing information is stored in the blockchain processing node database, where the processing information includes processing result data, processing end user information, processing procedure information, and reference data, and the reference data refers to original data that needs to be referenced when the processing result data is obtained; and
a revision information sending module 400, configured to send revision information to the blockchain original node database when the original data needs to be revised, so that the blockchain original node database calls out corresponding original information, adds correct data to the original information, and saves an addition record; when the error original data is referred, marking the corresponding reference data, and adding the corresponding processing result data to the mark to be modified.
In the embodiment of the invention, a terminal can communicate with a block chain original node database and a block chain processing node database, the terminal is used for uploading original information, and then storing the original information into the block chain original node database, wherein the original information comprises original data, uploading terminal user information and a certification material, and the certification material is a material capable of certifying the authenticity of the original data, so that the original data can be guaranteed to have data; it can be understood that the audit work necessarily needs to process the original data, at this time, a data processing request is sent to the block chain original node database through the terminal, corresponding original data is called out according to the data processing request and sent to the terminal, then the terminal user can calculate to obtain processing result data according to the original data, processing information is obtained by integrating processing terminal user information, processing process information and reference data, the processing information is stored in the block chain processing node database, the processing terminal user information is automatically detected when the terminal user sends the processing information, the processing process information needs to be manually generated by the user, the processing process information refers to a calculation process of obtaining the processing result data from the original data, and therefore, the subsequent fast audit on the processing result data is facilitated.
As shown in fig. 7, as a preferred embodiment of the present invention, the original information uploading module 100 includes:
the information request unit 101 is configured to send an information upload request to a block chain original node database;
an information uploading qualification determination unit 102 for checking the information of the uploading terminal user and determining whether the information uploading qualification is present; and
and the original information uploading unit 103 receives the information uploading instruction and uploads the original information after the verification is passed, so that the original information is stored in the block chain original node database.
In the embodiment of the invention, it can be understood that not all people can upload information to the block chain original node database, the information of the uploading terminal user needs to be checked to judge whether the uploading terminal user has the qualification of information, the terminal user can upload the original information only after the checking is passed, and the original information is stored in the block chain original node database.
As shown in fig. 8, as a preferred embodiment of the present invention, the data processing request sending module 200 includes:
a processing request sending unit 201, configured to send a data processing request to a blockchain original node database, where the data processing request includes original data information to be referred to;
an information processing qualification determination unit 202 that checks the end user information that sent the data processing request to determine whether or not there is an information processing qualification; and
and the original data receiving unit 203 is used for receiving corresponding original data called by the block chain original node database according to the data processing request after the check is passed.
In the embodiment of the invention, it can be understood that not all persons can retrieve and process the original data for auditing, the information of the terminal user sending the data processing request needs to be checked to judge whether the terminal user has the qualification for information processing, and only after the check is passed, the block chain original node database calls out the corresponding original data according to the data processing request and sends the corresponding original data to the terminal.
The present invention has been described in detail with reference to the preferred embodiments thereof, and it should be understood that the invention is not limited thereto, but is intended to cover modifications, equivalents, and improvements within the spirit and scope of the present invention.
It should be understood that, although the steps in the flowcharts of the embodiments of the present invention are shown in sequence as indicated by the arrows, the steps are not necessarily performed in sequence as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least a portion of the steps in various embodiments may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performance of the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternately with other steps or at least a portion of the sub-steps or stages of other steps.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a non-volatile computer-readable storage medium, and can include the processes of the embodiments of the methods described above when the program is executed. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
Claims (9)
1. A block chain-based audit data evidence source tracing method is characterized by comprising the following steps:
receiving original information uploaded by a terminal, and storing the original information into a block chain original node database, wherein the original information comprises original data, uploading terminal user information and certification materials;
when the original data needs to be processed, sending a data processing request to a block chain original node database through a terminal, calling out corresponding original data according to the data processing request and sending the original data to the terminal;
receiving processing information sent by a terminal, and storing the processing information into a block chain processing node database, wherein the processing information comprises processing result data, processing terminal user information, processing process information and reference data, and the reference data refers to original data which needs to be referenced when the processing result data is obtained;
when the original data needs to be revised, sending revision information to a block chain original node database through a terminal, calling out corresponding original information according to the revision information, adding correct data in the original information, and storing an addition record;
when the error original data is referred, marking the corresponding reference data, and adding the corresponding processing result data to the mark to be modified.
2. The audit data evidence tracing method based on the blockchain according to claim 1, wherein the step of storing original information uploaded by the receiving terminal into a blockchain original node database includes:
sending an information uploading request to a block chain original node database through a terminal;
checking the information of the uploading terminal user and judging whether the uploading terminal user has the qualification of information uploading;
after the verification is passed, sending an information uploading instruction to the terminal so that the terminal uploads original information;
and receiving the original information uploaded by the terminal, and storing the original information into a block chain original node database.
3. The audit data evidence storing and tracing method based on the blockchain according to claim 1, wherein the step of sending a data processing request to the blockchain original node database through the terminal, calling out corresponding original data according to the data processing request and sending the original data to the terminal specifically comprises the steps of:
sending a data processing request to a block chain original node database through a terminal, wherein the data processing request comprises original data information needing to be quoted;
checking the terminal user information sending the data processing request to judge whether the terminal user information has information processing qualification;
and after the inspection is passed, calling out corresponding original data according to the data processing request and sending the original data to the terminal.
4. The audit data evidence source tracing method based on the blockchain according to claim 1, wherein the step of sending revision information to a blockchain original node database through a terminal, calling out corresponding original information according to the revision information, adding correct data to the original information, and storing an addition record specifically comprises:
transmitting revision information to a blockchain original node database through a terminal, wherein the revision information comprises first original data needing to be revised, second original data after being revised and a revision reason;
checking the terminal user information which sends the revision information to determine whether the terminal user information has data revision qualification;
after the verification is passed, calling out corresponding original information according to the revision information, adding correct data in the original information, and storing an addition record.
5. The audit data evidence tracing method based on the blockchain as claimed in claim 4, wherein the steps of calling out corresponding original information according to the revision information, adding correct data to the original information, and storing an addition record specifically include:
adding second original data into the original information according to the revision information, wherein the second original data are correct data;
storing the first original data in a modified database;
an add record is saved, the add record including revision end user information and a revision reason.
6. The audit data evidence tracing method based on a blockchain according to claim 1, wherein the step of marking corresponding reference data and adding an identifier to be modified to corresponding processing result data when the wrong original data has been referenced further comprises: generating a modification instruction; obtaining corresponding processing information according to the processing result data, and obtaining processing terminal user information from the processing information; and sending the modification instruction to the corresponding terminal by processing the terminal user information.
7. The utility model provides an audit data deposits evidence traceability terminal based on block chain which characterized in that, the terminal includes:
the system comprises an original information uploading module, a block chain original node database and a verification module, wherein the original information uploading module is used for uploading original information so that the original information is stored in the block chain original node database, and the original information comprises original data, uploading terminal user information and a certification material;
the data processing request sending module is used for sending a data processing request to the block chain original node database when the original data needs to be processed, so that the block chain original node database calls out the corresponding original data and sends the original data to the terminal;
the processing information sending module is used for sending processing information so that the processing information is stored in the block chain processing node database, the processing information comprises processing result data, processing terminal user information, processing process information and reference data, and the reference data refers to original data needing to be referred when the processing result data are obtained; and
the revision information sending module is used for sending revision information to the block chain original node database when original data needs to be revised, so that the block chain original node database calls out corresponding original information, correct data is added into the original information, and an addition record is stored; when the error original data is referred, marking the corresponding reference data, and adding the corresponding processing result data to the mark to be modified.
8. The audit data evidence source terminal based on a blockchain according to claim 7, wherein the original information uploading module comprises:
the information request unit is used for sending an information uploading request to the block chain original node database;
the information uploading qualification judging unit is used for checking the information of the uploading terminal user and judging whether the information uploading qualification exists or not; and
and the original information uploading unit receives the information uploading instruction and uploads the original information after the original information is checked to pass, so that the original information is stored in the block chain original node database.
9. The block chain-based audit data evidence source tracing terminal according to claim 7, wherein the data processing request sending module includes:
the processing request sending unit is used for sending a data processing request to a block chain original node database, wherein the data processing request comprises original data information needing to be quoted;
an information processing qualification judging unit that checks the end user information from which the data processing request is transmitted, and judges whether or not there is an information processing qualification; and
and the original data receiving unit is used for receiving corresponding original data called by the block chain original node database according to the data processing request after the checking is passed.
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