CN113362181B - Transaction method and system based on blockchain - Google Patents
Transaction method and system based on blockchain Download PDFInfo
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- CN113362181B CN113362181B CN202110818500.6A CN202110818500A CN113362181B CN 113362181 B CN113362181 B CN 113362181B CN 202110818500 A CN202110818500 A CN 202110818500A CN 113362181 B CN113362181 B CN 113362181B
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/06—Buying, selling or leasing transactions
- G06Q30/0601—Electronic shopping [e-shopping]
- G06Q30/0609—Buyer or seller confidence or verification
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Abstract
The invention discloses a transaction method and a transaction system based on a blockchain, wherein the method adopts real-name authentication to register information on a blockchain node, the blockchain node comprises at least one first blockchain node, two trusted blockchain nodes and one second blockchain node, and a consensus request is achieved between every two nodes by establishing an intelligent contract; the first blockchain node transacts with the second blockchain node through the trusted blockchain node; the trusted block chain node verifies and adds a digital certificate to the order information and commodity information which are qualified in verification; the trusted block link points conduct real-time supervision on the whole transaction process, limit illegal operations and score credit evaluation, conduct one-time illegal identification on nodes below a credit evaluation scoring threshold value, and pull nodes exceeding the number of illegal times into a blacklist. The transaction method and the transaction system based on the blockchain are used for protecting the safe and reliable progress of the whole transaction process.
Description
Technical Field
The invention relates to the technical field of blockchains, in particular to a transaction method and system based on blockchains.
Background
In daily life, because of the asymmetry of transaction information and the trust problem of people, a plurality of third parties are generated, but the third parties are not completely trusted, and the trust crisis that the third parties can escape after collection or the other party is deceived by the combination of the third parties still exists, but the third parties have to be selected for solving the problem of information asymmetry in life. The blockchain technology is an emerging technology in the field of financial science and technology in recent years, and has the unique properties of decentralization, non-falsification of information, collective maintainability of multiple nodes, openness, privacy protection and the like, and can record and provide trusted transaction information data in the internet based on non-trusted. Accordingly, there is a need to provide a blockchain-based transaction method and system.
Disclosure of Invention
The invention aims to provide a transaction method and a transaction system based on a blockchain, which are used for protecting the safe and reliable progress of the whole transaction process.
In order to achieve the above object, the present invention provides the following solutions:
a blockchain-based transaction method, comprising the steps of:
s1) real-name authentication: the user completes real name registration authentication of the blockchain node according to the basic information to generate personal account information, wherein the blockchain node comprises at least one first blockchain node, two trusted blockchain nodes and one second blockchain node, and the first blockchain node, the two trusted blockchain nodes and the second blockchain node are mutually matched through an intelligent contract to achieve a request;
s2) transaction verification: the first blockchain node sends transaction request information to the second blockchain node through the two trusted blockchain nodes, the second blockchain node submits identity verification information to the two trusted blockchain nodes, and the transaction request information sent by the first blockchain node is received after the verification information passes;
s3) transaction processing: the second block chain link point generates order information from transaction request information sent by the first block chain node, covers commodity information corresponding to the transaction request information with a first digital certificate, packages and sends the order information and the commodity information covered with the first digital certificate to the two trusted block chain nodes, verifies the received order information and the commodity information covered with the first digital certificate, covers the second digital certificate after verification, and transmits the verification to the first block chain node; the first blockchain node pays orders in an online banking mode, then the second blockchain node sends commodity logistics information, and after the first blockchain node confirms that the commodity is received, a complete transaction is completed;
s4) credit evaluation: the trusted block chain link point monitors the whole transaction process in real time, limits the illegal behaviors of the first block chain node and the second block chain node in the online banking transaction and scores credit evaluation, and performs once illegal identification on the node and broadcasts the illegal behaviors to the block chain when the illegal behaviors are lower than a credit evaluation score threshold.
Optionally, the basic information in step S1) is identity information, where the identity information includes at least an identification card number, a contact phone, and a facial feature image.
Optionally, the step S3) further includes: and the trusted block chain link point verifies the received order information and the commodity information covered with the first digital certificate, if the verification fails, the information of the second block chain node is withdrawn, and the reason that the verification fails is encrypted and transmitted back to the second block chain node.
Optionally, the step S4) further includes: and the trusted blockchain node pulls the nodes exceeding the number of illegal identifications into a blacklist.
A blockchain-based transaction system, comprising:
and the real name authentication module: the user completes real name registration authentication of the blockchain node according to the basic information to generate personal account information, wherein the blockchain node comprises at least one first blockchain node, two trusted blockchain nodes and one second blockchain node, and the first blockchain node, the two trusted blockchain nodes and the second blockchain node are mutually matched through an intelligent contract to achieve a request;
and a transaction verification module: the first blockchain node sends transaction request information to the second blockchain node through the two trusted blockchain nodes, the second blockchain node submits identity verification information to the two trusted blockchain nodes, and the transaction request information sent by the first blockchain node is received after the verification information passes;
a transaction processing module: the second block chain link point generates order information from transaction request information sent by the first block chain node, covers commodity information corresponding to the transaction request information with a first digital certificate, packages and sends the order information and the commodity information covered with the first digital certificate to the two trusted block chain nodes, verifies the received order information and the commodity information covered with the first digital certificate, covers the second digital certificate after verification, and transmits the verification to the first block chain node; the first blockchain node pays orders in an online banking mode, then the second blockchain node sends commodity logistics information, and after the first blockchain node confirms that the commodity is received, a complete transaction is completed;
credit evaluation module: the trusted block chain link point monitors the whole transaction process in real time, limits the illegal behaviors of the first block chain node and the second block chain node in the online banking transaction and scores credit evaluation, and performs once illegal identification on the node and broadcasts the illegal behaviors to the block chain when the illegal behaviors are lower than a credit evaluation score threshold.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects: according to the transaction method and system based on the blockchain, the real-name authentication is adopted to register information on the nodes of the blockchain, and the two nodes are mutually matched with each other to achieve a consensus request through establishing an intelligent contract, so that the transaction is traceable and irreversible, and the method is superior to the safety method of the traditional contract; the first blockchain node carries out transaction with the second blockchain node through the trusted blockchain node, so that the transaction process is safe and reliable due to the fact that the information on the blockchain is not tamperable while the symmetry of the transaction information is realized; the trusted blockchain node verifies and adds a digital certificate to the qualified order information and commodity information, so that the fairness of the transaction is ensured; the link points of the trusted block conduct real-time supervision on the whole transaction process, limit the illegal operation and score the credit evaluation, conduct one-time illegal identification on nodes lower than the credit evaluation scoring threshold, pull nodes exceeding the illegal times into a blacklist, limit the illegal operation of malicious nodes, and protect the safe and reliable operation of the whole transaction process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of a blockchain-based transaction method in accordance with an embodiment of the present invention;
FIG. 2 is a block chain based transaction system according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a transaction method and a transaction system based on a blockchain, which are used for protecting the safe and reliable progress of the whole transaction process.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1, the blockchain-based transaction method provided by the embodiment of the invention includes the following steps:
s1) real-name authentication: the user completes real name registration authentication of the blockchain node according to the basic information to generate personal account information, wherein the blockchain node comprises at least one first blockchain node, two trusted blockchain nodes and one second blockchain node, and the first blockchain node, the two trusted blockchain nodes and the second blockchain node are mutually matched through an intelligent contract to achieve a request; the first blockchain node is a buyer, and the second blockchain node is a seller; the basic information is identity information, and the identity information at least comprises an identity card number, a contact phone and a facial feature image;
s2) transaction verification: the first blockchain node sends transaction request information to the second blockchain node through the two trusted blockchain nodes, the second blockchain node submits identity verification information to the two trusted blockchain nodes, and the transaction request information sent by the first blockchain node is received after the verification information passes;
s3) transaction processing: the second block chain link point generates order information from transaction request information sent by the first block chain node, covers the commodity information corresponding to the transaction request information by a first digital certificate, packages and sends the order information and the commodity information covered by the first digital certificate to two trusted block chain nodes, verifies the received order information and the commodity information covered by the first digital certificate, covers the second digital certificate after verification, and transmits the verification to the first block chain node, withdraws the information of the second block chain node if verification fails, and encrypts and transmits the reason of the failure to the second block chain node; the first blockchain node pays orders in an online banking mode, then the second blockchain node sends commodity logistics information, and after the first blockchain node confirms that the commodity is received, a complete transaction is completed;
s4) credit evaluation: the trusted block chain link point monitors the whole transaction process in real time, limits the illegal behaviors of the first block chain node and the second block chain node in the online banking transaction and scores credit evaluation, and performs once illegal identification on the node and broadcasts the illegal identification to the block chain when the illegal behaviors of the first block chain node and the second block chain node are lower than a credit evaluation scoring threshold; and the trusted blockchain node pulls the nodes exceeding the number of illegal identifications into a blacklist.
As shown in fig. 2, the embodiment of the present invention further provides a blockchain-based transaction system, including:
and the real name authentication module: the user completes real name registration authentication of the blockchain node according to the basic information to generate personal account information, wherein the blockchain node comprises at least one first blockchain node, two trusted blockchain nodes and one second blockchain node, and the first blockchain node, the two trusted blockchain nodes and the second blockchain node are mutually matched through an intelligent contract to achieve a request;
and a transaction verification module: the first blockchain node sends transaction request information to the second blockchain node through the two trusted blockchain nodes, the second blockchain node submits identity verification information to the two trusted blockchain nodes, and the transaction request information sent by the first blockchain node is received after the verification information passes;
a transaction processing module: the second block chain link point generates order information from transaction request information sent by the first block chain node, covers commodity information corresponding to the transaction request information with a first digital certificate, packages and sends the order information and the commodity information covered with the first digital certificate to the two trusted block chain nodes, verifies the received order information and the commodity information covered with the first digital certificate, covers the second digital certificate after verification, and transmits the verification to the first block chain node; the first blockchain node pays orders in an online banking mode, then the second blockchain node sends commodity logistics information, and after the first blockchain node confirms that the commodity is received, a complete transaction is completed;
credit evaluation module: the trusted block chain link point monitors the whole transaction process in real time, limits the illegal behaviors of the first block chain node and the second block chain node in the online banking transaction and scores credit evaluation, and performs once illegal identification on the node and broadcasts the illegal behaviors to the block chain when the illegal behaviors are lower than a credit evaluation score threshold.
According to the transaction method and system based on the blockchain, the real-name authentication is adopted to register information on the nodes of the blockchain, and the two nodes are mutually matched with each other to achieve a consensus request through establishing an intelligent contract, so that the transaction is traceable and irreversible, and the method is superior to the safety method of the traditional contract; the first blockchain node carries out transaction with the second blockchain node through the trusted blockchain node, so that the transaction process is safe and reliable due to the fact that the information on the blockchain is not tamperable while the symmetry of the transaction information is realized; the trusted blockchain node verifies and adds a digital certificate to the qualified order information and commodity information, so that the fairness of the transaction is ensured; the link points of the trusted block conduct real-time supervision on the whole transaction process, limit the illegal operation and score the credit evaluation, conduct one-time illegal identification on nodes lower than the credit evaluation scoring threshold, pull nodes exceeding the illegal times into a blacklist, limit the illegal operation of malicious nodes, and protect the safe and reliable operation of the whole transaction process.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to assist in understanding the methods of the present invention and the core ideas thereof; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (5)
1. A blockchain-based transaction method, comprising the steps of:
s1) real-name authentication: the user completes real name registration authentication of the blockchain node according to the basic information to generate personal account information, wherein the blockchain node comprises at least one first blockchain node, two trusted blockchain nodes and one second blockchain node, and the first blockchain node, the two trusted blockchain nodes and the second blockchain node are mutually matched through an intelligent contract to achieve a request;
s2) transaction verification: the first blockchain node sends transaction request information to the second blockchain node through the two trusted blockchain nodes, the second blockchain node submits identity verification information to the two trusted blockchain nodes, and the transaction request information sent by the first blockchain node is received after the verification information passes;
s3) transaction processing: the second block chain link point generates order information from transaction request information sent by the first block chain node, covers commodity information corresponding to the transaction request information with a first digital certificate, packages and sends the order information and the commodity information covered with the first digital certificate to the two trusted block chain nodes, verifies the received order information and the commodity information covered with the first digital certificate, covers the second digital certificate after verification, and transmits the verification to the first block chain node; the first blockchain node pays orders in an online banking mode, then the second blockchain node sends commodity logistics information, and after the first blockchain node confirms that the commodity is received, a complete transaction is completed;
s4) credit evaluation: the trusted block chain link point monitors the whole transaction process in real time, limits the illegal behaviors of the first block chain node and the second block chain node in the transaction and scores credit evaluation, and performs once illegal identification on the node and broadcasts the illegal identification to the block chain when the illegal behaviors of the first block chain node and the second block chain node are lower than a credit evaluation scoring threshold.
2. The blockchain-based transaction method according to claim 1, wherein the basic information in the step S1) is identity information, and the identity information at least includes an identification number, a contact phone, and a facial feature image.
3. The blockchain-based transaction method of claim 1, wherein the step S3) further includes: and the trusted block chain link point verifies the received order information and the commodity information covered with the first digital certificate, if the verification fails, the information of the second block chain node is withdrawn, and the reason that the verification fails is encrypted and transmitted back to the second block chain node.
4. The blockchain-based transaction method of claim 1, wherein the step S4) further includes: and the trusted blockchain node pulls the nodes exceeding the number of illegal identifications into a blacklist.
5. A blockchain-based transaction system, comprising:
and the real name authentication module: the user completes real name registration authentication of the blockchain node according to the basic information to generate personal account information, wherein the blockchain node comprises at least one first blockchain node, two trusted blockchain nodes and one second blockchain node, and the first blockchain node, the two trusted blockchain nodes and the second blockchain node are mutually matched through an intelligent contract to achieve a request;
and a transaction verification module: the first blockchain node sends transaction request information to the second blockchain node through the two trusted blockchain nodes, the second blockchain node submits identity verification information to the two trusted blockchain nodes, and the transaction request information sent by the first blockchain node is received after the verification information passes;
a transaction processing module: the second block chain link point generates order information from transaction request information sent by the first block chain node, covers commodity information corresponding to the transaction request information with a first digital certificate, packages and sends the order information and the commodity information covered with the first digital certificate to the two trusted block chain nodes, verifies the received order information and the commodity information covered with the first digital certificate, covers the second digital certificate after verification, and transmits the verification to the first block chain node; the first blockchain node pays orders in an online banking mode, then the second blockchain node sends commodity logistics information, and after the first blockchain node confirms that the commodity is received, a complete transaction is completed;
credit evaluation module: the trusted block chain link point monitors the whole transaction process in real time, limits the illegal behaviors of the first block chain node and the second block chain node in the transaction and scores credit evaluation, and performs once illegal identification on the node and broadcasts the illegal identification to the block chain when the illegal behaviors of the first block chain node and the second block chain node are lower than a credit evaluation scoring threshold.
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