CN114565485A - Labor contract management method and system based on block chain ipfs storage - Google Patents
Labor contract management method and system based on block chain ipfs storage Download PDFInfo
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Abstract
The invention discloses a labor contract management method and a labor contract management system based on block chaining ipfs storage; the system comprises a block chaining ipfs storage system and an electronic labor contract system. In the storage aspect, the ipfs storage technology 'content addressing' characteristic is used, and technical support is provided for data storage, reading and management of the electronic labor contract through a CID content addressing identifier and a distributed hash table. The system is composed of six important plates, namely a contract data management module, a contract publishing module, a contract reviewing module, a contract overview module, a contract chaining module and a personal information module, and is divided into a front end and a rear end. The invention improves the throughput of the storage network, reduces the storage fault tolerance rate and the bandwidth cost, and solves the problems of large data centralization of the electronic labor contract, low data trust degree and difficult evidence obtaining and tracing.
Description
Technical Field
The invention belongs to the technical field of data storage, and particularly relates to a labor contract management method and system based on block chaining ipfs storage.
Background
From the beginning of a computer to the initial stage, people manage and run labor contracts through manual paper records, and the workload is huge and complicated. More than 30 years ago, the computer age came, people gradually transited to computer operation on the management of labor contracts to form electronic labor contracts, and the management and operation speed and efficiency are improved by a large amount compared with the prior manual operation. With the technical development and the increase of data quantity, the calculation centralized storage management gradually faces to the hidden danger of data safety, and the problems of real-name authentication, evidence obtaining and evidence storing, data safety and the like frequently occur.
Because of the complexity, diversity, volatility and technical type and legibility of electronic evidence, the 'difficult evidence collection' becomes a practical problem. Which can present numerous jurisdictional challenges. Taking the labor contract as an example, if the generation, transmission and storage of the electronic labor contract do not meet the requirements of laws and regulations such as the electronic signature law due to factors such as system failure, hacking attack and the like, the labor contract may be not established, and the benefit of the user is seriously affected.
Disclosure of Invention
The invention provides a labor contract management method and system based on block chain ipfs storage, aiming at the problems that the labor contract is not established and the benefit of a user is seriously influenced because the requirements of electronic signature laws and regulations are not met due to system faults and hacker tampering attack factors in the generation, transmission and storage of the conventional electronic labor contract.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
the labor contract management method based on block chain ipfs storage comprises the following steps:
s1, carrying out real-name authentication on the electronic contract, and carrying out butt joint authentication with a public network identity recognition system of the ministry of public security and an enterprise information system of the bureau of industry and commerce; judging the legality of the contract; if the authentication is legal, the step S2 is carried out, and if the authentication is not legal, real-name authentication is carried out again;
s2, after the real name authentication is passed, the contract is issued, and the step S3 is entered;
s3, confirming the issued electronic contract and verifying contract information; entering the step 4 of confirming the information without errors of the electronic contract, and returning the electronic contract with the information confirmed with errors to a contract issuing stage;
s4, the electronic contract with information confirmed to be correct adopts the digital signature technology to carry out signature confirmation on the contract, and the step S5 is entered;
s5, checking the uplink to determine contract information; if the check is passed, the process goes to step S6, and if the check is not passed, the process returns to step S4 to perform signature confirmation on the contract again;
s6, the cochain contract packs the information related to the generated labor contract into a data block and broadcasts the data block to the nodes on the alliance chain, and multiple users can check the labor contract information through the nodes;
s7, storing the contract document on a node server in the alliance chain; and if the source tracing is needed, the information source tracing is carried out through the alliance chain.
Further, the multi-party users include party a, party b, system administrators, and government functions.
Further, the signing of the electronic labor contract is consistent with the signing of the common contract, and a signing party, contract contents and notary elements of the contract are required; the public person can provide a complete set of signature validation logic through the intelligent contract and some constraints.
Further, after the first party and the second party perform identity authentication and confirmation, the first party submits contract information and a signature to a background server through a front end, the background server generates keys of the first party and the second party, the contract information and the keys are encrypted and packaged and then returned to the server, the background server packages the contract information, then sends the contract and the keys to the second party through a front end page, and simultaneously sends the keys of the first party to the first party; after receiving the contract and the secret key, the party B signs the contract and submits the contract to the background server by the front end.
Furthermore, in the nodes in the alliance chain, the nodes of individuals, enterprises and public institutions and government functional departments are respectively connected with an ipfs accounting node; the accounting node records the electronic labor contract data, the ipfs SDK/API and the operation and maintenance data file after chaining; accessing the electronic labor contract data by accessing each accounting node; and all the accounting nodes are connected one by one.
Further, the nodes in the federation chain are divided into six classes, which are respectively: a system administrator node, an employer node, an employee node, a personnel node, a judicial node, and a tax node for an electronic labor contract.
The labor contract management system based on the block chain ipfs storage comprises a front-end server and a back-end server;
the front-end server comprises a personal information module, a contract overview module and a contract publishing module;
the back-end server comprises a contract review module, a contract uplink module and a contract data management module; a system administrator of the electronic labor contract carries out manual examination and operation;
the personal information module is used for managing login account information, user personal identity information and contract management information;
the contract overview module is used for managing the basic information of the personal contract and the basic information of the enterprise;
the contract issuing module is used for issuing a contract, signing/confirming the contract and primarily submitting the contract for management;
the contract review module is used for manually reviewing contracts and managing the contracts by a system administrator;
the contract uplink module is used for uplink management of contracts;
and the contract data management module is used for managing related data in the contract.
Further, the system comprises an ipfs storage system, wherein the ipfs storage system adopts the characteristic of an ipfs storage method (content addressing), and data storage, reading and management of the electronic labor contract are realized through a CID content addressing identifier and a DHT.
Furthermore, the system architecture in the electronic labor contract of the block chain ipfs storage system has five layers which are an application layer, a contract layer, a consensus layer, a network layer and a data layer respectively;
the application layer provides a user operation portal website;
the contract layer encapsulates script codes, an algorithm mechanism and intelligent contracts which are stored based on the ipfs;
the consensus layer comprises a plurality of consensus mechanisms of workload certification (PoW), rights and interests certification (PoS) and MBPOS-PBFT consensus algorithm (BPoS) and determines which node of the contained electronic labor contract information generates a new block to be added into the main chain;
the network layer forms a P2P network through a P2P network protocol, so that the electronic labor contract information is transmitted and dispersed among all nodes, and the decentralization characteristic is applied;
the data layer is used for storing contract data and setting a data block for each item of electronic labor contract information and signature confirmation; the data block comprises a block head and a block body, merging and connecting are carried out through a Merkle root, then a Hash algorithm and a time stamp are used, and the data are encrypted by adopting the Hash encryption algorithm.
Compared with the prior art, the invention has the following beneficial effects:
the method has the advantages of improving the throughput of the storage network, reducing the storage fault tolerance rate and the bandwidth cost, and solving the problems of large data centralization of the electronic labor contract, low data trust degree and difficult evidence obtaining and tracing.
And the electronization of the certificate and record of the labor contract is further realized, and a foundation is laid for establishing a credible and reliable tracing system of the electronic labor contract.
Drawings
FIG. 1 is a flow chart of a labor contract management method based on block chaining ipfs storage according to the present invention;
FIG. 2 is an overall structure diagram of a labor contract management system based on block chaining ipfs storage according to the present invention;
FIG. 3 is a diagram of contract signature validation process of the management method of labor contracts stored based on block chaining ipfs of the present invention;
FIG. 4 is a schematic diagram of the front end and the back end of the labor contract management system based on block chaining ipfs storage according to the present invention;
FIG. 5 is a diagram of ipfs alliance link point deployment of the labor contract management method based on block chain ipfs storage according to the present invention;
fig. 6 is a schematic diagram of a basic structure of a data block set for each item of electronic labor contract information and signature verification by the ipfs storage system of the present invention.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention is further described below with reference to the following examples and the accompanying drawings, which are not intended to limit the present invention.
As shown in fig. 1, the labor contract management method based on block chaining ipfs storage includes the steps of:
s1, performing real-name authentication on the electronic contract, and performing butt joint authentication with a public network identity recognition system of the Min' S department of public Security and an enterprise information system of a business bureau; judging the legality of the contract; if the authentication is legal, the step S2 is carried out, and if the authentication is not legal, real-name authentication is carried out again; the authentication content includes but is not limited to the identity information such as mobile phone number, name, positive and negative images of the identity card, enterprise legal person, business license and the like. And the system is in butt joint authentication with a public network identity recognition system of the ministry of public security and an enterprise information system of a business bureau, so that the authenticity and the uniqueness of the user identity are ensured.
S2, after the real name authentication is passed, the contract is issued, and the step S3 is entered; that is, the contract initiator fits legal contract document, sets up information of both parties and sends the contract to the electronic labor contract management system.
S3, confirming the issued electronic contract and verifying contract information; entering the step 4 of confirming the information without errors of the electronic contract, and returning the electronic contract with the information confirmed with errors to a contract issuing stage; and the employee side confirms the contract content and the identity of the employer side, and after the confirmation is correct, the digital signature technology is adopted to sign and confirm the contract.
S4, the electronic contract with information confirmed to be correct adopts the digital signature technology to carry out signature confirmation on the contract, and the step S5 is entered; s5, checking the uplink to determine contract information; if the check is passed, the process goes to step S6, and if the check is not passed, the process returns to step S4 to perform signature confirmation on the contract again; and after the contract is certified legally by a system management party of a related labor department, checking the confirmed contract before chain linking according to an intelligent contract and constraint setting specified in the ipfs, and after the contract is qualified, linking the contract information.
S6, the cochain contract packs the information related to the generated labor contract into a data block and broadcasts the data block to the nodes on the alliance chain, and multiple users can check the labor contract information through the nodes; the multi-party users include party A, party B, system administrators, and government functions. The first party provides labor contract information data, the second party signs, and the signed labor contract is directly linked up in data. The labor contract management party can perform contract management by accessing the nodes of the uplink data, and the government functional departments can inquire and supervise the information by the node data.
S7, storing the contract document on a node server in the alliance chain; and if the source tracing is needed, the information source tracing is carried out through the alliance chain.
As shown in fig. 3, the signing of the electronic labor contract is consistent with the signing of the ordinary contract, requiring the signing party, the contract content and the notary element of the contract; the public person can provide a complete set of signature validation logic through the intelligent contract and some constraints. In the signature validation process of the electronic labor contract, the ipfs serves as the role of the verifier. The constraints comprise contract authentication, a credible signature mode, contract archiving and the like.
After the first party and the second party perform identity authentication and confirmation, the first party submits contract information and a signature to a background server through a front end, the background server generates keys of the first party and the second party, the contract information and the keys are encrypted and packaged and then returned to the server, the background server packages the contract information, then sends the contract and the keys to the second party through a front end page, and simultaneously sends the keys of the first party to the first party; after receiving the contract and the secret key, the party B signs the contract and submits the contract to the background server by the front end. The time stamp uniform time is provided by the time of the national time service center.
After the electronic signature contract is confirmed, the confirmed contract information is automatically checked by only contracts and constraints specified by the ifs storage technology, and manual checking by a manager is assisted. After the audit is passed, the system generates an electronic contract certificate and executes subsequent uplink operation.
As shown in fig. 5, in the nodes in the federation chain, the nodes of the individual, the enterprise and public institution and the government functional department are respectively connected with an ipfs accounting node; the accounting node records the electronic labor contract data, the ipfs SDK/API and the operation and maintenance data file after chaining; accessing the electronic labor contract data by accessing each accounting node; and all the accounting nodes are connected one by one. The undirected complete graph is formed, and the illegal tampering prevention and source tracing contract information functions are realized.
Nodes in the alliance chain are divided into six types, namely: a system administrator node, an employer node, an employee node, a personnel node, a judicial node, and a tax node for an electronic labor contract. The node type may vary from application to application.
As shown in FIG. 2, the labor contract management system based on blockchain ipfs storage comprises a front-end server and a back-end server; the front-end server comprises a personal information module, a contract overview module and a contract publishing module; the back-end server comprises a contract review module, a contract uplink module and a contract data management module; a system administrator of the electronic labor contract carries out manual examination and operation; the personal information module is used for managing login account information, user personal identity information and contract management information; the contract overview module is used for managing personal contract basic information and enterprise basic information; the contract issuing module is used for issuing a contract, signing/confirming the contract and primarily submitting the contract for management; the contract review module is used for manually reviewing contracts and managing the contracts by a system administrator; the contract uplink module is used for uplink management of the contract; and the contract data management module is used for managing related data in the contract.
The system also comprises an ipfs storage system, wherein the ipfs storage system adopts the characteristic of an ipfs storage method (content addressing), and stores, reads and manages the data of the electronic labor contract through a CID content addressing identifier and a distributed hash table.
The system architecture in the electronic labor contract of the block chain ipfs storage system has five layers which are an application layer, a contract layer, a consensus layer, a network layer and a data layer respectively; the application layer provides a user operation portal website; the website functions mainly comprise service blocks of personal information management, electronic labor contract overview, electronic labor contract release and the like.
The contract layer encapsulates script codes, an algorithm mechanism and intelligent contracts which are stored based on the ipfs; the script code defines the electronic labor contract management confirming mode and the recursion and conflict control flow. The intelligent contract is mainly used for issuing and confirming the electronic labor contract, and inquiring the electronic labor contract information.
The consensus layer comprises various consensus mechanisms of workload certification (PoW), rights and interests certification (PoS) and MBPOS-PBFT consensus algorithm (BPoS) and determines which node of the contained electronic labor contract information generates a new block to be added into the main chain.
The network layer forms a P2P network through a P2P network protocol, so that the electronic labor contract information is transmitted and dispersed among all nodes, and the decentralization characteristic is applied; the damage to part of nodes or network has little influence on other parts, and the data information cannot be influenced unless the damage of the nodes exceeds all 51 percent. The distributed block network form is used for carrying out block transmission and receiving and sending verification with contract information, and the advantage of P2P network privacy protection can enable the information transmission to be carried out in a dispersed mode among all nodes, and the possibility of private information leakage of users is extremely low without a centralized link.
As shown in fig. 6, the data layer is used for storing contract data, and a data block is set for each item of electronic labor contract information and signature confirmation; the data block comprises a block head and a block body, merging and connecting are carried out through a Merkle root, then a Hash algorithm and a time stamp are used, and the data is encrypted by adopting the Hash encryption algorithm.
Each electronic labor contract data is tagged with a CID content identifier in the ipfs. The CID content identifier has uniqueness, a new unique CID can be generated along with the change of the content and the state of the electronic labor contract, and the CID is read through a distributed hash table and a decryption algorithm to acquire the data information of the corresponding electronic labor contract.
The laborers, the functional governments, the labor contract management parties and the enterprises and public institutions join the alliance link structure together, once the contracts are uploaded and linked, data backup is carried out on nodes of all parties, the data state change of the electronic labor contracts can be observed in time, the data accuracy and the data safety are enhanced, and the instant traceability is convenient.
Compared with the prior art, the invention has the following beneficial effects:
the method has the advantages of improving the throughput of the storage network, reducing the storage fault tolerance rate and the bandwidth cost, and solving the problems of large data centralization of the electronic labor contract, low data trust degree and difficult evidence obtaining and tracing.
And the electronization of the voucher and the record of the labor contract is further realized, and a foundation is laid for establishing a credible and reliable electronic labor contract tracing system.
The labor contract management method and system based on block chaining ipfs storage provided by the application are described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the methods of the present application and their core concepts. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
Claims (9)
1. The labor contract management method based on block chain ipfs storage is characterized by comprising the following steps:
s1, performing real-name authentication on the electronic contract, and judging the legality of the contract; if the authentication is legal, the step S2 is carried out, and if the authentication is not legal, real-name authentication is carried out again;
s2, after the real name authentication is passed, the contract is issued, and the step S3 is entered;
s3, confirming the issued electronic contract and verifying contract information; entering the step 4 of confirming the information without errors of the electronic contract, and returning the electronic contract with the information confirmed with errors to a contract issuing stage;
s4, the electronic contract with information confirmed to be correct adopts the digital signature technology to carry out signature confirmation on the contract, and the step S5 is entered;
s5, checking the uplink to determine contract information; if the check is passed, the process goes to step S6, and if the check is not passed, the process returns to step S4 to perform signature confirmation on the contract again;
s6, the cochain contract packs the information related to the generated labor contract into a data block and broadcasts the data block to the nodes on the alliance chain, and multiple users can check the labor contract information through the nodes;
s7, storing the contract document on a node server in the alliance chain; and if the source tracing is needed, the information source tracing is carried out through the alliance chain.
2. The method of claim 1, wherein the multiple users comprise a first party, a second party, a system administrator and a government department.
3. The labor contract management method based on block chain ipfs storage as claimed in claim 1 or 2, wherein the signing of the electronic labor contract is consistent with the signing of the common contract, requiring the signing party, contract content and notary's elements of the contract; the public person can provide a complete set of signature validation logic through the intelligent contract and the constraint.
4. The labor contract management method based on block chaining ipfs storage as in claim 3, wherein after identity authentication and confirmation are carried out by the first party and the second party, the first party submits contract information and a signature to the background server through the front end, the background server generates keys of the first party and the second party, the contract information and the keys are encrypted and packaged and then returned to the server, the background server packages the contract information, and then sends the contract and the keys to the second party through a front end page, and simultaneously sends the keys of the first party to the first party; after receiving the contract and the secret key, the party B signs the contract and submits the contract to the background server by the front end.
5. The labor contract management method based on blockchain ipfs storage of claim 4, wherein in the nodes in the alliance chain, the nodes of the individual, the enterprise and the public institution and the government functional department are respectively connected with an ipfs accounting node; the accounting node records the electronic labor contract data, the ipfs SDK/API and the operation and maintenance data file after chaining; accessing the electronic labor contract data by accessing each accounting node; and all the accounting nodes are connected one by one.
6. The labor contract management method based on block chaining ipfs storage as claimed in claim 5, wherein the nodes in the alliance chain are divided into six categories, which are respectively: a system administrator node, an employer node, an employee node, a personnel node, a judicial node, and a tax node for an electronic labor contract.
7. The labor contract management system based on the block chain ipfs storage is characterized by comprising a front-end server and a back-end server;
the front-end server comprises a personal information module, a contract overview module and a contract publishing module;
the back-end server comprises a contract review module, a contract uplink module and a contract data management module; carrying out manual examination and operation by a system administrator of the electronic labor contract;
the personal information module is used for managing login account information, user personal identity information and contract management information;
the contract overview module is used for managing the basic information of the personal contract and the basic information of the enterprise;
the contract issuing module is used for issuing a contract, signing/confirming the contract and managing initial submission of the contract;
the contract review module is used for manually reviewing contracts and managing the contracts by a system administrator;
the contract uplink module is used for uplink management of the contract;
and the contract data management module is used for managing related data in the contract.
8. The work contract management system based on blockchain ipfs storage according to claim 7, further comprising an ipfs storage system, wherein the ipfs storage system adopts the characteristics of an ipfs storage method, and the data storage, reading and management of the electronic work contract are performed through CID content addressing identifier and DHT.
9. The work contract management system based on blockchain ipfs storage according to claim 8, wherein the electronic work contract of the blockchain ipfs storage system has a total of five system architectures, which are an application layer, a contract layer, a consensus layer, a network layer and a data layer;
the application layer provides a user operation portal website;
the contract layer encapsulates script codes, an algorithm mechanism and intelligent contracts which are stored based on the ipfs;
the consensus layer comprises a plurality of consensus mechanisms of workload certification (PoW), rights and interests certification (PoS) and MBPOS-PBFT consensus algorithm (BPoS) and determines which node of the contained electronic labor contract information generates a new block to be added into the main chain;
the network layer forms a P2P network through a P2P network protocol, so that the electronic labor contract information is transmitted and dispersed among all nodes, and the decentralization characteristic is applied;
the data layer is used for storing contract data and setting a data block for each item of electronic labor contract information and signature confirmation; the data block comprises a block head and a block body, merging and connecting are carried out through a Merkle root, then a Hash algorithm and a time stamp are used, and the data are encrypted by adopting the Hash encryption algorithm.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115632798A (en) * | 2022-11-28 | 2023-01-20 | 湖南大学 | Electronic certificate authentication tracing method, system and related equipment based on intelligent contract |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115632798A (en) * | 2022-11-28 | 2023-01-20 | 湖南大学 | Electronic certificate authentication tracing method, system and related equipment based on intelligent contract |
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