CN110322242A - A kind of credible transaction system of scattered goods and materials and method based on block chain - Google Patents
A kind of credible transaction system of scattered goods and materials and method based on block chain Download PDFInfo
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- CN110322242A CN110322242A CN201910548279.XA CN201910548279A CN110322242A CN 110322242 A CN110322242 A CN 110322242A CN 201910548279 A CN201910548279 A CN 201910548279A CN 110322242 A CN110322242 A CN 110322242A
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- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000012545 processing Methods 0.000 claims abstract description 4
- 230000005284 excitation Effects 0.000 claims abstract description 3
- 230000006399 behavior Effects 0.000 claims description 5
- 238000003306 harvesting Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- 238000011156 evaluation Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
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Classifications
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- G—PHYSICS
- 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
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/38—Payment protocols; Details thereof
- G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
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- G—PHYSICS
- 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
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/38—Payment protocols; Details thereof
- G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
- G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
- H04L9/0825—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using asymmetric-key encryption or public key infrastructure [PKI], e.g. key signature or public key certificates
Abstract
The invention discloses a kind of credible transaction system of scattered goods and materials and method based on block chain, it is related to scattered goods and materials transaction technology field, the present invention includes the trade network system based on the building of block chain DPOS algorithm protocol, the trade network system includes host node, the accounting nodes of several communications with host node and several commonly from node, the intelligent agreement terms of transaction system are write and formulated to host node, to the prepared intelligent contract of the whole network broadcast, and receive the whole network feedback opinion, it is modified according to feedback opinion to intelligent agreement terms；The host node initiates election and change proposal to accounting nodes, it is responsible for the emergency event processing of the whole network, obtain supervision board's excitation of the whole network, receive the evaluation of performance of the whole network, the present invention guarantees the authenticity of Transaction Information and the trackability of stateful transaction using the characteristic that can not distort of block chain, entire trade network system is safeguarded using host node, can guarantee the credibility of transaction.
Description
Technical field
The present invention relates to scattered goods and materials transaction technology fields, more particularly to a kind of scattered goods and materials based on block chain
Credible transaction system and method.
Background technique
Goods and materials transaction field is related to the multi-party of transaction, such as producer/supplier, logistics side, recipient etc., also just by
It is multi-party in being related to, it just can be potentially encountered many problems, such as the goods that producer/supplier provides in traditional process of exchange
Object is problematic in quality or in quantity, or encountering mistake when logistics transportation causes goods and materials to go wrong, or
Recipient, which is gone back on one's word, to be not intended to the shipments and deliberately says that cargo is unqualified etc., so that transaction can not be normally carried out, both parties
It is extremely difficult to mutual trust, is declined so as to cause the confidence level of transaction, recipient can not buy satisfactory goods and materials, produce
Side/supplier is also possible to deliberately be found fault by recipient, and logistics side is also possible to accident occurs during transportation and intentional
It shirks responsibility.
It can be seen that, it is ensured that the information authenticity and trackability of entire process of exchange enable when problem occurs very
Responsible party can not deny and undertakes corresponding responsibility by the responsible party for finding out problem fastly, to guarantee the credibility of transaction
It is urgent problem to be solved instantly.
Summary of the invention
It is an object of the invention to: in order to solve asking for the existing credibility that not can guarantee transaction for the transaction of scattered goods and materials
Topic, the present invention provide a kind of credible transaction system of scattered goods and materials and method based on block chain.
The present invention specifically uses following technical scheme to achieve the goals above:
A kind of credible transaction system of scattered goods and materials based on block chain, including what is constructed based on block chain DPOS algorithm protocol
Trade network system, the trade network system include host node, the accounting nodes of several communications with host node and several general
Lead to from node,
The intelligent agreement terms of transaction system are write and formulated to the host node, closes to the prepared intelligence of the whole network broadcast
About, and receive the whole network feedback opinion, modified according to feedback opinion to intelligent agreement terms；The host node is initiated to book keeping operation
The election and change of node are proposed, the emergency event processing of the whole network is responsible for, and obtain supervision board's excitation of the whole network, receive the industry of the whole network
Achievement evaluation；
The accounting nodes from commonly generating from node according to intelligent contract-related terms, bear in turn by each accounting nodes
The whole network transaction for blaming a period of time is packaged and the production work of block, and is authenticated by other accounting nodes to the block, so
The block that certification passes through is put on block chain by responsible accounting nodes afterwards, and covers timestamp and is broadcasted to the whole network.
Further, node approval of the intelligent agreement terms that the host node is formulated by the whole network 75%, the node
Including accounting nodes and commonly from node.
Further, there are the behaviors such as slack, significant error, malice in the accounting nodes, initiate a new round by host node
Accounting nodes ballot, generate new accounting nodes through the ballot of 75% the whole network node.
Further, it is described it is several include commonly producer/supplier, logistics side and recipient/purchaser from node,
Logistics side includes addressee person, the starting station, terminal, terminus and sends part person.
Further, the accounting nodes are each provided with a pair of secret keys, and each key includes public key and private key, often
One transaction complete when, accounting nodes be sent to after being encrypted using the private key of itself to Transaction Information other accounting nodes into
Row verifying, other accounting nodes verify the information received using the public key of the accounting nodes, if being verified, by remembering
Block chain is written in the Transaction Information by account node.
A kind of credible method of commerce of scattered goods and materials based on block chain, includes the following steps:
S1: host node creates block chain using the block chain node Adding Way based on block chain DPOS algorithm protocol, will
It is current existing commonly from nodal information write-in block chain, while other are added commonly from node in trade network system；
S2: recipient/purchaser selects producer/supplier and logistics side on transaction platform；
S3: after trade network system is added in the producer/supplier selected and logistics side, by respective key to master
Node uploads respective information, and host node verifies the information received；If being verified, S4 is executed；Otherwise system
Prompt user illegal；
S4: host node initiates the election to accounting nodes, and alternative common issue from node is recognized by all nodes of the whole network
The election contest application of intelligent agreement terms passed through is demonstrate,proved, if intelligent contract is selected from node from meeting the common of corresponding clause automatically
Dry is used as accounting nodes, and this information is broadcasted to the whole network；
S5: after addressee person receives scattered goods and materials to be sent, generate goods and materials status information, then by oneself key to
Host node uploads goods and materials status information, and host node verifies goods and materials status information, if being verified, host node is by goods and materials
Status information uploads to accounting nodes, is written into block chain by accounting nodes and is broadcast to all common from node in system
For updating, until scattered goods and materials reach recipient/purchaser；
S6: recipient/purchaser confirms it after receiving scattered goods and materials, if material information is correct, by certainly
Oneself key information that will receive is uploaded to host node, and host node verifies harvest information, if being verified, host node will
Information of receiving uploads to accounting nodes, be written into block chain by accounting nodes and be broadcast in system it is all from node for
It updates, trades successfully；If material information is incorrect, recalled by block chain to find the node to go wrong, by the node
Transaction is responsible for；
S7: trading successfully, and recipient/purchaser, logistics side and the producer/supplier to participate in business is respectively to other two
Fang Jinhang credit scoring, if certain is commonly lower than preset threshold value from the credit score of node, host node should be from node from friendship
It is deleted in easy network system.
Further, in described S3, S5 and S6, the key includes private key and public key, producer/supplier, logistics
Side and recipient/purchaser are utilized respectively respective private key and count corresponding Shipping Information, logistics information and information of receiving
Intelligent contract is uploaded to after word signature, and intelligent contract receives after above- mentioned information using each commonly from the corresponding public key of node to above-mentioned
Information is verified.
Further, in the S1, will trade network system commonly be added from node in host node, be included the following steps:
S1.1: from etc. to be added common send authentication request from node to host node；
S1.2: host node carries out authentication to it after receiving authentication request；
S1.3: authentication passes through, then commonly trade network system is added from node in this；Otherwise it is added without.
Further, this commonly is carried commonly from the body of node from the authentication request that node is sent in the S1.1
Part information, after authentication, this is commonly used for node legitimacy from the identity information of node write-in block chain by host node
It checks.
Beneficial effects of the present invention are as follows:
1, the present invention guarantees the authenticity of Transaction Information and chasing after for stateful transaction using the characteristic that can not distort of block chain
Tracing back property safeguards entire trade network system using host node, convenient for increasing and deleting from node, if a certain exist not from node
Credible behavior can be deleted this from node by host node from whole network system, can guarantee the credibility of transaction.
2, the present invention elects accounting nodes from all using DPOS common recognition algorithm from node, will be from node by accounting nodes
Information be written block chain, from node can not directly to block chain be written information, further improve the reliability of transaction system.
3, host node of the invention and between node information transmitting use asymmetric encryption techniques encrypted, energy
Enough it effectively prevent information when upload information to be tampered, it is ensured that the reliability of information.
Detailed description of the invention
Fig. 1 is the overall schematic of transaction system of the present invention.
Fig. 2 is host node of the present invention and the relation schematic diagram from node.
Specific embodiment
In order to which those skilled in the art better understand the present invention, with reference to the accompanying drawing with following embodiment to the present invention
It is described in further detail.
Embodiment 1
As depicted in figs. 1 and 2, the credible transaction system of scattered goods and materials based on block chain that the present embodiment provides a kind of, including
Based on the trade network system of block chain DPOS algorithm protocol building, the trade network system include host node, it is several with it is main
Accounting nodes of node communication and several commonly from node, the intelligent contract item of transaction system is write and formulated to the host node
Money to the prepared intelligent contract of the whole network broadcast, and receives the whole network feedback opinion, according to feedback opinion to intelligent agreement terms into
Row modification；The host node initiates election and change proposal to accounting nodes, is responsible for the emergency event processing of the whole network, obtains complete
The supervision board of net motivates, and receives the evaluation of performance of the whole network；The accounting nodes are from commonly from node according to intelligent contract correlation
Clause generates, and the whole network transaction that each accounting nodes are in charge of a period of time by turns is packaged and the production work of block, and by other
Accounting nodes authenticate the block, and then the block that certification passes through is put on block chain by responsible accounting nodes, and
Timestamp is covered to broadcast to the whole network.Therefore accounting nodes can get certain community's reward, and if accounting nodes occur it is slack,
The behaviors such as significant error, malice are voted by the accounting nodes that host node initiates a new round, are generated through the ballot of 75% the whole network node new
Accounting nodes.Authentication is carried out automatically by intelligent contract for the node being newly added, host node is in node identities verifying
Certain booster action is played, and the intelligent agreement terms that host node is formulated are approved by the node of the whole network 75%, section herein
Point is including accounting nodes and commonly from node.
It is described it is several include commonly producer/supplier, logistics side and recipient/purchaser from node, logistics side's packet
It includes addressee person, the starting station, terminal, terminus and sends part person.
The accounting nodes are each provided with a pair of secret keys, and each key includes public key and private key, and private key is by each section
Point saves, and public key the whole network in system discloses, and when each transaction is completed, accounting nodes are using the private key of itself to Transaction Information
It is sent to other accounting nodes after being encrypted to be verified, other accounting nodes are using the public key of the accounting nodes to receiving
Information is verified, if being verified, block chain is written in the Transaction Information by accounting nodes.
A kind of credible method of commerce of scattered goods and materials based on block chain is also provided based on above-mentioned transaction system the present embodiment, is wrapped
Include following steps:
S1: host node creates block chain using the block chain node Adding Way based on block chain DPOS algorithm protocol, will
It is current existing commonly from nodal information write-in block chain, while other are added commonly from node in trade network system；
When system initialization, a pair of key including public key and private key is generated for host node first, while generating first
Block, and the block is written into the identity information of host node；
In the S1, will trade network system commonly be added from node in host node, be included the following steps:
S1.1: from etc. to be added common send authentication request from node to host node；
S1.2: host node receives and carries out authentication to it by intelligent contract after authentication request；
S1.3: authentication passes through, then commonly trade network system is added from node in this；Otherwise it is added without；
The authentication request carries this commonly from the identity information of node, and after authentication, host node will
This is commonly used for node legitimacy inspection from the identity information of node write-in block chain, i.e. host node is responsible for trade network system
It is safeguarded, when there is the new common addition from node, the effective identifying data submitted by intelligent contract using the node is to general
It is logical to carry out authentication verification from node and carry out depositing card, commonly block chain is written into from nodal information in this after being proved to be successful, together
When add this in a network commonly from node, be included in the scope of system intelligence contract operation；When commonly being exited from node, can lead to
The clause that automatically exits from for crossing intelligent contract exits；If host node exits, need to by 75% or more the whole network it is common from node and
All accounting nodes are agreed to, can just exit, after the completion of exiting the program, platform identity information bank automatically deletes the node from system
It removes；
Host node audit express company all addressee persons, site, send part person's identity, after the approval for it is each commonly from
Node generates a pair of key including private key and public key, and all will commonly carry out from the identity information of node write-in block chain standby
Case；Filing and registration is carried out in the same way for producer/supplier and recipient/purchaser, whole process only needs to lead to
The open interface of host node is crossed to complete, it is easy to operate, and record has in trade network system host node and each in block chain
Commonly from the identity information of node, in order to which the legitimacy to each node is verified, guarantee Transaction Information authenticity and
Reliability；
S2: recipient/purchaser selects producer/supplier and logistics side on transaction platform；
S3: after trade network system is added in the producer/supplier selected and logistics side, by respective key to master
Node uploads respective information, and host node verifies the information received；If being verified, S4 is executed；Otherwise system
Prompt user illegal；
S4: host node initiates the election to accounting nodes, and alternative common issue from node is recognized by all nodes of the whole network
The election contest application of intelligent agreement terms passed through is demonstrate,proved, if intelligent contract is selected from node from meeting the common of corresponding clause automatically
Dry is used as accounting nodes, and this information is broadcasted to the whole network；
S5: after addressee person receives scattered goods and materials to be sent, generate goods and materials status information, then by oneself key to
Host node uploads goods and materials status information, and host node verifies goods and materials status information, if being verified, host node is by goods and materials
Status information uploads to accounting nodes, is written into block chain by accounting nodes and is broadcast to all common from node in system
For updating, until scattered goods and materials reach recipient/purchaser；
S6: recipient/purchaser confirms it after receiving scattered goods and materials, if material information is correct, by certainly
Oneself key information that will receive is uploaded to host node, and host node verifies harvest information, if being verified, host node will
Information of receiving uploads to accounting nodes, be written into block chain by accounting nodes and be broadcast in system it is all from node for
It updates, trades successfully；If material information is incorrect, recalled by block chain to find the node to go wrong, by the node
Transaction is responsible for；
S7: trading successfully, and recipient/purchaser, logistics side and the producer/supplier to participate in business is respectively to other two
Fang Jinhang credit scoring, the score value the high, illustrates that its credit is better, other nodes when being traded can by score value to its into
Row assessment, to decide whether to trade with it, if certain is commonly lower than preset threshold value, host node from the credit score of node
This is commonly deleted from trade network system from node, entire voting process and deletion condition are broadcasted in the whole network and saved by book keeping operation
Point is recorded among next block.
The present embodiment guarantees the authenticity of Transaction Information and chasing after for stateful transaction using the characteristic that can not distort of block chain
Tracing back property safeguards entire trade network system using host node, convenient for increasing and deleting commonly from node, if a certain commonly from section
There are insincere behaviors for point, can commonly be deleted this from whole network system from node by host node, can guarantee transaction
It is credible.
The above, only presently preferred embodiments of the present invention, are not intended to limit the invention, patent protection model of the invention
It encloses and is subject to claims, it is all to change with equivalent structure made by specification and accompanying drawing content of the invention, similarly
It should be included within the scope of the present invention.
Claims (9)
1. a kind of credible transaction system of scattered goods and materials based on block chain, it is characterised in that: including being based on block chain DPOS algorithm
The trade network system of protocol construction, the trade network system include host node, several accounting nodes with host node communication
And it is several commonly from node,
The intelligent agreement terms of transaction system are write and formulated to the host node, to the prepared intelligent contract of the whole network broadcast, and
Receive the whole network feedback opinion, is modified according to feedback opinion to intelligent agreement terms；The host node is initiated to accounting nodes
Election and change propose, be responsible for the emergency event processing of the whole network, obtain supervision board's excitation of the whole network, the achievement for receiving the whole network comments
Valence；
For the accounting nodes from commonly generating from node according to intelligent contract-related terms, each accounting nodes are in charge of one by turns
The whole network transaction of section time is packaged and the production work of block, and is authenticated by other accounting nodes to the block, then by
The block that certification passes through is put on block chain by responsible accounting nodes, and is covered timestamp and broadcasted to the whole network.
2. a kind of credible transaction system of scattered goods and materials based on block chain according to claim 1, it is characterised in that: described
The intelligent agreement terms that host node is formulated are approved by the node of the whole network 75%.
3. a kind of credible transaction system of scattered goods and materials based on block chain according to claim 1, it is characterised in that: described
There are the behaviors such as slack, significant error, malice in accounting nodes, are voted by the accounting nodes that host node initiates a new round, through 75%
The ballot of the whole network node generates new accounting nodes.
4. a kind of credible transaction system of scattered goods and materials based on block chain according to claim 1, it is characterised in that: described
Several includes commonly producer/supplier, logistics side and recipient/purchaser from node, and logistics side includes addressee person, originates
It stands, terminal, terminus and send part person.
5. a kind of credible transaction system of scattered goods and materials based on block chain according to claim 1, it is characterised in that: described
Accounting nodes are each provided with a pair of secret keys, and each key includes public key and private key, when each transaction is completed, book keeping operation section
Point is sent to other accounting nodes after being encrypted using the private key of itself to Transaction Information and verified, other accounting nodes benefit
The information received is verified with the public key of the accounting nodes, if being verified, is write the Transaction Information by accounting nodes
Enter block chain.
6. a kind of credible method of commerce of scattered goods and materials based on block chain, which comprises the steps of:
S1: host node creates block chain using the block chain node Adding Way based on block chain DPOS algorithm protocol, will be current
It is existing that block chain commonly is written from nodal information, while other are added commonly from node in trade network system；
S2: recipient/purchaser selects producer/supplier and logistics side on transaction platform；
S3: after trade network system is added in the producer/supplier selected and logistics side, by respective key to host node
Respective information is uploaded, host node verifies the information received；If being verified, S4 is executed；Otherwise system prompt
User is illegal；
S4: host node initiates the election to accounting nodes, and alternative common issue from node is led to by all entity authentications of the whole network
The election contest application for the intelligent agreement terms crossed, intelligent contract select several from node from meeting the common of corresponding clause automatically
It is broadcasted as accounting nodes, and by this information to the whole network；
S5: after addressee person receives scattered goods and materials to be sent, goods and materials status information is generated, then by the key of oneself to main section
Point uploads goods and materials status information, and host node verifies goods and materials status information, if being verified, host node is by goods and materials state
Information uploads to accounting nodes, be written into block chain by accounting nodes and be broadcast in system it is all it is common from node for
It updates, until scattered goods and materials reach recipient/purchaser；
S6: recipient/purchaser confirms it after receiving scattered goods and materials, if material information is correct, passes through oneself
The key information that will receive is uploaded to host node, and host node verifies harvest information, if being verified, host node will receive
Information uploads to accounting nodes, be written into block chain by accounting nodes and be broadcast in system it is all from node for more
Newly, it trades successfully；If material information is incorrect, recalled by block chain to find the node to go wrong, by the node pair
Transaction is responsible for；
S7: trading successfully, recipient/purchaser, logistics side and the producer/supplier to participate in business respectively to other two side into
Row credit scoring, if certain commonly from the credit score of node be lower than preset threshold value, host node should from node from trade net
It is deleted in network system.
7. a kind of credible method of commerce of scattered goods and materials based on block chain according to claim 6, it is characterised in that: described
In S3, S5 and S6, the key includes private key and public key, producer/supplier, logistics side and recipient/purchaser's difference
After corresponding Shipping Information, logistics information and information of receiving being digitally signed using respective private key be uploaded to intelligent conjunction
About, intelligent contract commonly verifies above- mentioned information from the corresponding public key of node using each after receiving above- mentioned information.
8. a kind of credible method of commerce of scattered goods and materials based on block chain according to claim 6, which is characterized in that described
In S1, will trade network system commonly be added from node in host node, be included the following steps:
S1.1: from etc. to be added common send authentication request from node to host node；
S1.2: host node carries out authentication to it after receiving authentication request；
S1.3: authentication passes through, then commonly trade network system is added from node in this；Otherwise it is added without.
9. a kind of credible method of commerce of scattered goods and materials based on block chain according to claim 8, which is characterized in that described
This commonly is carried commonly from the identity information of node from the authentication request that node is sent in S1.1, passes through authentication
Afterwards, this is commonly used for node legitimacy inspection from the identity information of node write-in block chain by host node.
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| CN111292014A (en) * | 2020-03-10 | 2020-06-16 | 江苏大学 | Intelligent agricultural machinery scheduling system based on alliance chain and scheduling method thereof |
| CN112788527A (en) * | 2021-01-07 | 2021-05-11 | 厦门大学 | Underwater sound cooperative network multi-mobile equipment identity verification method based on block chain technology |
| CN112788527B (en) * | 2021-01-07 | 2021-09-21 | 厦门大学 | Underwater sound cooperative network multi-mobile equipment identity verification method based on block chain technology |
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