CN113672655A - File collaborative checking method and device based on block chain - Google Patents
File collaborative checking method and device based on block chain Download PDFInfo
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- CN113672655A CN113672655A CN202110980535.XA CN202110980535A CN113672655A CN 113672655 A CN113672655 A CN 113672655A CN 202110980535 A CN202110980535 A CN 202110980535A CN 113672655 A CN113672655 A CN 113672655A
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- G06—COMPUTING; CALCULATING OR COUNTING
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- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/24—Querying
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- G06F16/2457—Query processing with adaptation to user needs
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- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
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- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
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- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
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Abstract
The invention belongs to the technical field of block chains, and provides a file collaborative checking method and device based on a block chain. The method comprises the steps of receiving file collaborative search application information; the contents of the collaborated files are sent to a chain and the collaborated applicant is authorized to check; in the uplink process, public and private keys of a cooperative applicant and a cooperative acceptor are used for signing and encrypting the file content; issuing a notice for checking the contents of the chain authorized collaborating archives to the collaborating applicant; wherein, the public and private keys of the cooperative applicant and the cooperative acceptor are used for decrypting and checking the file content; and receiving the result of the cooperative service fed back by the cooperative applicant, and ending the cooperative service.
Description
Technical Field
The invention belongs to the technical field of block chains, and particularly relates to a file collaborative checking method and device based on a block chain.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The current file query process is as follows: when the social masses inquire files in a local archive office (museum), if the local archive office (museum) does not inquire corresponding files, the archive offices (museums) in other areas need to be coordinated to carry out archive collaborative search. In consideration of confidentiality of the archive contents, the checked archive contents need to be mailed by the EMS, but the mailing process is slow and easily lost.
The inventor finds that the current archive collaboration has the following problems:
(1) in the file collaborative examination process, the originality of the file content can not be maintained due to artificial operation errors and illegal modification;
(2) during the transfer process of the files, illegal access, tampering and stealing can occur, and the safety of file transfer cannot be guaranteed;
(3) the file collaborative check work relates to the collaborative management of cross-regional and multi-part departments, and because the departments are difficult to trust each other, the trust can be ensured only by establishing a series of complex policy measures and organization platforms, so that a plurality of intermediate links are generated in the file collaborative check, and the efficiency of the file collaborative check is reduced.
Disclosure of Invention
In order to solve the technical problems in the background art, the present invention provides a method and an apparatus for collaborating files based on a block chain, which can complete the collaborative file search more conveniently, more safely and more quickly.
In order to achieve the purpose, the invention adopts the following technical scheme:
the first aspect of the present invention provides a method for collaboratively checking archives based on a block chain, which includes:
receiving file collaborative search application information;
the contents of the collaborated files are sent to a chain and the collaborated applicant is authorized to check; in the uplink process, public and private keys of a cooperative applicant and a cooperative acceptor are used for signing and encrypting the file content;
issuing a notice for checking the contents of the chain authorized collaborating archives to the collaborating applicant; wherein, the public and private keys of the cooperative applicant and the cooperative acceptor are used for decrypting and checking the file content;
and receiving the result of the cooperative service fed back by the cooperative applicant, and ending the cooperative service.
A second aspect of the present invention provides an apparatus for file collaborative checking based on a block chain, comprising:
a collaborative application module for receiving archive collaborative application information;
a collaborative file uplink module for transmitting uplink of collaborative file contents and authorizing a collaborative applicant to view; in the uplink process, public and private keys of a cooperative applicant and a cooperative acceptor are used for signing and encrypting the file content;
the system comprises a chain of collaborative investigation archives viewing module, a chain of collaborative investigation archive viewing module and a chain of collaborative investigation archive viewing module, wherein the chain of collaborative investigation archives viewing module is used for issuing a notification for viewing the content of the collaborative investigation archives authorized on the chain to a collaborative investigation applicant; wherein, the public and private keys of the cooperative applicant and the cooperative acceptor are used for decrypting and checking the file content;
and the supervision module on the collaborative investigation archive chain is used for receiving the collaborative investigation business result fed back by the collaborative investigation applicant and ending the collaborative investigation business.
The third aspect of the present invention further provides another block chain-based file collaborative search apparatus, which includes a file collaborative search platform and a block chain support system, wherein the file collaborative search platform includes:
a collaborative application module for receiving archive collaborative application information;
a collaborative file uplink module for transmitting uplink of collaborative file contents and authorizing a collaborative applicant to view; in the uplink process, public and private keys of a cooperative applicant and a cooperative acceptor are used for signing and encrypting the file content;
the system comprises a chain of collaborative investigation archives viewing module, a chain of collaborative investigation archive viewing module and a chain of collaborative investigation archive viewing module, wherein the chain of collaborative investigation archives viewing module is used for issuing a notification for viewing the content of the collaborative investigation archives authorized on the chain to a collaborative investigation applicant; wherein, the public and private keys of the cooperative applicant and the cooperative acceptor are used for decrypting and checking the file content;
the system comprises a collaborative investigation archive chain upper supervision module, a collaborative investigation system and a collaborative investigation system, wherein the collaborative investigation archive chain upper supervision module is used for receiving a collaborative investigation business result fed back by a collaborative investigation applicant and ending the collaborative investigation business;
the block chain support system is used for providing block chain service for the file collaborative search platform.
A fourth aspect of the present invention provides a computer readable storage medium having stored thereon a computer program which, when being executed by a processor, carries out the steps of the method for blockchain based archive collaborative as described above.
A fifth aspect of the present invention provides a computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the steps of the method for block chain based archive co-search as described above when executing the program.
Compared with the prior art, the invention has the beneficial effects that:
the block chain-based online collaborative inspection platform can realize remote collaborative inspection file transfer, is fast and convenient, stores complete file content records in the block chain, can not be tampered after the file content records are linked, does not influence the credible transfer of files, and avoids the influence of the tampering on the post audit and the tracing of the file content;
the invention discloses a real-name account opening of a file issuing organization, information such as specific time, organization, personnel and the like of a chain of files is reserved on the chain, the files are signed and encrypted on the chain, the legality of the files can be confirmed by checking the labels, and the files can be prevented from being counterfeited;
according to the data multi-node record, even if one node is attacked, the data can not be used, the data can be obtained from any other node, the service handling is not influenced, the data is used for single centralized storage, and the single point fault caused by the system attack is avoided;
the file content of the invention encrypts and transmits the uplink data through the asymmetric key mechanism, and realizes burning after reading through the chain authorization mechanism and intelligent contract control, thereby avoiding the file information leakage.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, 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 flowchart of a block chain-based archive collaboration method according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a device for file collaborative search based on a block chain according to a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of a device for collaboratively checking files based on a block chain according to a third embodiment of the present invention;
fig. 4 is a schematic diagram of an apparatus for collaboratively checking archives based on a block chain according to a third embodiment of the present invention.
Detailed Description
The invention is further described with reference to the following figures and examples.
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, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Example one
As shown in fig. 1, the present embodiment provides a method for collaborating files based on a block chain, which includes:
step S101: and receiving file collaborative search application information.
In particular implementations, the profile-negotiation application information includes, but is not limited to, a negotiation profile number and a negotiation profile content range.
Step S102: the contents of the collaborated files are sent to a chain and the collaborated applicant is authorized to check; in the uplink process, public and private keys of a cooperative applicant and a cooperative acceptor are used for signing and encrypting the file content.
In one embodiment, the process of linking the contents of the collaborated files comprises:
step S1021: and unlocking the acceptance mechanism blockchain account.
Specifically, based on the input password, the acceptance mechanism block chain account is unlocked.
Step S1022: signing the uploaded data by utilizing a private key of a collaborating acceptor;
step S1023: encrypting the uploaded data by utilizing the public key of the collaborating applicant;
step S1024: authorizing to collaborate with the applicant for viewing permission;
wherein the viewing permission of the collaborating applicant comprises the number of viewing times and the time period.
Step S1025: and signing the encrypted file data chain.
Step S103: issuing a notice for checking the contents of the chain authorized collaborating archives to the collaborating applicant; the file content is decrypted and signed by public and private keys of a cooperative applicant and a cooperative acceptor.
The collaborating applicant obtains a decryption key based on the private key of the block chain account of the collaborating applicant, and decrypts the encrypted data piece by using the decryption key.
Signature verification is performed by collaborating with the public key of the block chain account of the applicant base.
Step S104: and receiving the result of the cooperative service fed back by the cooperative applicant, and ending the cooperative service.
The block chain technology has the advantages of encryption protection, whole network consensus, non-falsification and the like, and in order to complete the file collaborative check work more conveniently, more safely and more quickly, the project introduces the block chain technology, and the chain circulation of the cross-region collaborative check file is realized through the characteristics of 'encrypted transmission', 'non-falsification', 'whole-course trace-remaining', 'traceable' and the like of the block chain in the embodiment.
Example two
As shown in fig. 2, the present embodiment provides an apparatus for collaborating files based on a block chain, which includes:
a collaborative application module for receiving archive collaborative application information;
a collaborative file uplink module for transmitting uplink of collaborative file contents and authorizing a collaborative applicant to view; in the uplink process, public and private keys of a cooperative applicant and a cooperative acceptor are used for signing and encrypting the file content;
the system comprises a chain of collaborative investigation archives viewing module, a chain of collaborative investigation archive viewing module and a chain of collaborative investigation archive viewing module, wherein the chain of collaborative investigation archives viewing module is used for issuing a notification for viewing the content of the collaborative investigation archives authorized on the chain to a collaborative investigation applicant; wherein, the public and private keys of the cooperative applicant and the cooperative acceptor are used for decrypting and checking the file content;
and the supervision module on the collaborative investigation archive chain is used for receiving the collaborative investigation business result fed back by the collaborative investigation applicant and ending the collaborative investigation business.
It should be noted that, each module in the present embodiment is the same as the specific implementation process of each step in the first embodiment, and the description thereof is not repeated here.
EXAMPLE III
As shown in fig. 3, the present embodiment provides a device for file collaborative search based on a block chain, which includes a file collaborative search platform and a block chain support system, wherein the file collaborative search platform includes:
a collaborative application module for receiving archive collaborative application information;
a collaborative file uplink module for transmitting uplink of collaborative file contents and authorizing a collaborative applicant to view; in the uplink process, public and private keys of a cooperative applicant and a cooperative acceptor are used for signing and encrypting the file content;
the system comprises a chain of collaborative investigation archives viewing module, a chain of collaborative investigation archive viewing module and a chain of collaborative investigation archive viewing module, wherein the chain of collaborative investigation archives viewing module is used for issuing a notification for viewing the content of the collaborative investigation archives authorized on the chain to a collaborative investigation applicant; wherein, the public and private keys of the cooperative applicant and the cooperative acceptor are used for decrypting and checking the file content;
the system comprises a collaborative investigation archive chain upper supervision module, a collaborative investigation system and a collaborative investigation system, wherein the collaborative investigation archive chain upper supervision module is used for receiving a collaborative investigation business result fed back by a collaborative investigation applicant and ending the collaborative investigation business;
the block chain support system is used for providing block chain service for the file collaborative search platform.
Wherein, supervise module on the file chain of collaborating is still used for: support the authorization management of the files on the chain, the tracking of the searched history, the frequency of the file co-search statistics and the like.
Wherein:
chain circulation supervision: statistical analysis for all archives (museums): the number of the archives is large, and the change trend of the overall archive collaborative inspection business volume is large; for this archive office (museum), statistical analysis: initiating a collaborative survey for those archives, accepting the collaborative survey for those archives, and conducting a collaborative survey for archives in the office (the library) for the trend of the change of the traffic volume.
Chain authorization supervision: the assistant examination acceptance mechanism can withdraw the examination authority of the assistant examination application mechanism at any time.
Tracing and tracing trace supervision: the history of the review for each of the collaborative profiles may be monitored.
In an implementation, the blockchain support system: the file collaborative checking system comprises a contract management module, an account management module and a transaction management module, and provides block chain service for the file collaborative checking method and device.
The contract management module makes corresponding contracts for the uplink file collaborative check content, and restricts and standardizes the file collaborative check operation by defining the file collaborative check major parties (collaborative check applicant and collaborative check acceptor) and the authority, executable operation (issuing, acquiring, updating, logging off and checking limitation), asset state (available state and unavailable state). The contract transaction content comprises a contract ID, a contract type, a contract code, a contract administrator and the like, and the contract for file collaboration is executed in the block chain, so that the file collaboration process of the uplink and the safe and credible use of the content are ensured.
The account management module provides block chain account creating service for the cooperative investigation applicant and the cooperative investigation acceptor, and after the account is created, the operations of chaining, authorization, acquisition, message notification and the like of the file cooperative investigation content can be performed in the file cooperative investigation device.
The transaction management module provides services such as transaction issuing, transaction inquiry and the like, and supports the file collaborating device to realize the file collaborating process, the uplink issuing transaction of the content, the uplink issuing transaction request record, the data acquisition record inquiry and the like.
As shown in fig. 4, the workflow of using the device for file collaborative based on block chain is as follows:
(1) a collaborative application mechanism for initiating a document collaborative survey
The cooperative application organization: and filling the cooperative application, and pushing the cooperative application to a cooperative acceptance mechanism.
(2) A collaborative search acceptance mechanism for receiving a file collaborative search application
The assistant investigation accepting mechanism: after receiving the cooperative application, inquiring whether a corresponding file exists in the local file system according to the contents of the cooperative application. If not, directly feeding back an application mechanism 'not queried'; if the corresponding file is inquired, the file content is imaged and uploaded to the block chain through the collaborative search platform, and an application mechanism is authorized to check the file content. The winding process is as follows:
inputting a password, and unlocking a block chain account of the acceptance mechanism;
signing the uploaded data by using a private key of a handling organization;
encrypting the uploaded data by using an application organization public key;
authorizing an application authority to view the authority (including times, time period, etc.);
signing the encrypted file data chain;
(3) a collaborative application mechanism for receiving feedback of the file collaborative application
The cooperative application organization: and receiving a result fed back by the collaborating acceptance mechanism. Whether the corresponding archive content is collaborated. If the contents are collaborated, the contents of the archives on the chain can be viewed through the collaborating platform. The specific viewing process is as follows:
an application organization receives authorization archive data;
judging whether the data authority exists or not;
inputting a password to unlock an account of an application mechanism;
firstly, decrypting data by using a private key of an application institution;
verifying and signing the data by using a public key of the acceptance organization;
displaying the file data for the collaborative investigation on a page;
the cooperative application organization: and after the file content is checked, filling out whether the requirement of the cooperative content of the cooperative application is met. And returning the information to the collaborative inspection acceptance mechanism.
(4) A cooperative examination acceptance mechanism for receiving the result of cooperative examination and acceptance of the file
The assistant investigation accepting mechanism: and receiving the result fed back by the cooperative investigation application mechanism, and finishing the cooperative investigation service.
Example four
The present embodiments provide a computer readable storage medium having stored thereon a computer program which, when being executed by a processor, carries out the steps of the method of block chain based archive reconciliation as described above.
EXAMPLE five
The present embodiment provides a computer device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, and when the processor executes the program, the processor implements the steps in the method for collaborating files based on block chains as described above.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
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 computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
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. A method for collaboratively checking archives based on block chains is characterized by comprising the following steps:
receiving file collaborative search application information;
the contents of the collaborated files are sent to a chain and the collaborated applicant is authorized to check; in the uplink process, public and private keys of a cooperative applicant and a cooperative acceptor are used for signing and encrypting the file content;
issuing a notice for checking the contents of the chain authorized collaborating archives to the collaborating applicant; wherein, the public and private keys of the cooperative applicant and the cooperative acceptor are used for decrypting and checking the file content;
and receiving the result of the cooperative service fed back by the cooperative applicant, and ending the cooperative service.
2. The method for collaborative block chain based file linkage according to claim 1, wherein the process of chain-distributing the content of the collaborative file is as follows:
unlocking the acceptance mechanism block chain account;
signing the uploaded data by utilizing a private key of a collaborating acceptor;
encrypting the uploaded data by utilizing the public key of the collaborating applicant;
authorizing to collaborate with the applicant for viewing permission;
and signing the encrypted file data chain.
3. The method of claim 2, wherein the collaborating applicant viewing rights comprise number of views and time period.
4. The method of claim 1, wherein the file co-search application information comprises a co-search file number and a co-search file content range.
5. The method according to claim 1, wherein the collaborating applicant obtains the decryption key based on the private key of the blockchain account, and decrypts the encrypted data element by using the decryption key.
6. The method of claim 1, wherein signature verification is performed by consulting an applicant-based blockchain account public key.
7. An apparatus for collaborative file investigation based on a blockchain, comprising:
a collaborative application module for receiving archive collaborative application information;
a collaborative file uplink module for transmitting uplink of collaborative file contents and authorizing a collaborative applicant to view; in the uplink process, public and private keys of a cooperative applicant and a cooperative acceptor are used for signing and encrypting the file content;
the system comprises a chain of collaborative investigation archives viewing module, a chain of collaborative investigation archive viewing module and a chain of collaborative investigation archive viewing module, wherein the chain of collaborative investigation archives viewing module is used for issuing a notification for viewing the content of the collaborative investigation archives authorized on the chain to a collaborative investigation applicant; wherein, the public and private keys of the cooperative applicant and the cooperative acceptor are used for decrypting and checking the file content;
and the supervision module on the collaborative investigation archive chain is used for receiving the collaborative investigation business result fed back by the collaborative investigation applicant and ending the collaborative investigation business.
8. An apparatus for file collaborative search based on block chain, comprising a file collaborative search platform and a block chain support system, wherein the file collaborative search platform comprises:
a collaborative application module for receiving archive collaborative application information;
a collaborative file uplink module for transmitting uplink of collaborative file contents and authorizing a collaborative applicant to view; in the uplink process, public and private keys of a cooperative applicant and a cooperative acceptor are used for signing and encrypting the file content;
the system comprises a chain of collaborative investigation archives viewing module, a chain of collaborative investigation archive viewing module and a chain of collaborative investigation archive viewing module, wherein the chain of collaborative investigation archives viewing module is used for issuing a notification for viewing the content of the collaborative investigation archives authorized on the chain to a collaborative investigation applicant; wherein, the public and private keys of the cooperative applicant and the cooperative acceptor are used for decrypting and checking the file content;
the system comprises a collaborative investigation archive chain upper supervision module, a collaborative investigation system and a collaborative investigation system, wherein the collaborative investigation archive chain upper supervision module is used for receiving a collaborative investigation business result fed back by a collaborative investigation applicant and ending the collaborative investigation business;
the block chain support system is used for providing block chain service for the file collaborative search platform.
9. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method for blockchain based archive collaboration as claimed in any of the claims 1 to 6.
10. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the steps in the method for blockchain based archive collaboration as claimed in any of claims 1 to 6 when executing the program.
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| CN202110980535.XA CN113672655A (en) | 2021-08-25 | 2021-08-25 | File collaborative checking method and device based on block chain |
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