CN114666344A - Verification method of block chain - Google Patents
Verification method of block chain Download PDFInfo
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- CN114666344A CN114666344A CN202011527267.8A CN202011527267A CN114666344A CN 114666344 A CN114666344 A CN 114666344A CN 202011527267 A CN202011527267 A CN 202011527267A CN 114666344 A CN114666344 A CN 114666344A
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- 238000012795 verification Methods 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004364 calculation method Methods 0.000 claims abstract description 9
- 230000001360 synchronised effect Effects 0.000 claims abstract 2
- 239000003999 initiator Substances 0.000 claims description 8
- 230000000977 initiatory effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 238000012797 qualification Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
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- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
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- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
- H04L9/3249—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures using RSA or related signature schemes, e.g. Rabin scheme
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Abstract
The invention relates to the technical field of block chains, and discloses a verification method of a block chain, which comprises the following steps: firstly, a network contract is constructed by using a block chain system, and the authenticity of a signature can be ensured; secondly, creating a public key and a private key in a founding block in the block chain system; and thirdly, each node is provided with a synchronization unit, and the public keys created in the creation blocks can be synchronized to each node in the block chain. A verification method of a block chain is characterized in that a decentralized trusted network structure constructed by a network contract is set, data can be transmitted based on block chain data which can not be tampered, encrypted and zero trust, public and private keys in created blocks can be clustered into a whole, created blocks are arranged in all nodes, a receiving node and a sending node can complete first effective verification through hash values, qualification limitation on the obtained private key is completed, a calculation unit of the block chain node and an instruction set sent by the network contract are sent out, and an operation mode of RSA signature verification can be supported in the block chain.
Description
Technical Field
The invention relates to the technical field of block chains, in particular to a verification method of a block chain.
Background
The blockchain is a distributed database system participated by nodes, and is characterized in that the blockchain is not changeable and can not be forged, and can also be understood as an account book system.
In a block chain network, transaction information forms transaction data blocks, the data blocks are authenticated by all nodes in the whole network and are added to a block chain, verification and encryption are needed to ensure the security of the transaction, a private key of a receiving party can unlock a secret added by a public key of a receiving party, a signature of an initiating party is attached to the transaction sent to the block chain by the initiating party to confirm that the transaction is initiated by a user, and the block chain network belongs to a traditional asymmetric encryption algorithm, is high in verification speed and high in security, but the algorithm is not applied to the block chain at present.
Disclosure of Invention
The invention provides a verification method of a block chain, which has the advantage of high safety of a verification speed block and solves the problems in the background technology.
The invention provides the following technical scheme: a verification method of a block chain comprises the following steps:
firstly, a network contract is constructed by using a block chain system, and the authenticity of a signature can be ensured;
secondly, creating a public key and a private key in a founding block in the block chain system;
thirdly, each node is provided with a synchronization unit which can synchronize the public key created in the creation block to each node in the block chain;
fourthly, each node comprises a computing unit, and the computing unit sends an RSA signature verification instruction;
deploying RSA signature verification logic corresponding to the RSA signature verification instruction in a receiving block domain of each node of the block chain;
sixthly, each node in the network of the block chain calls an intelligent contract through a computing unit to carry out signature verification when the node executes a service to initiate a transaction;
the node triggers and executes RSA signature verification logic according to an RSA signature verification instruction in the network contract through a computing unit, conducts RSA signature verification operation on the creature block signature in the initiating node, and gives a transaction authenticity result according to a verification result;
and eighthly, synchronizing the transaction authenticity results to each node by a synchronization unit in the block chain.
Preferably, each node is provided with a founding block to achieve the effect of mutual verification, a public key generated in the founding block is encrypted, a private key generated in the founding block is signed, and the public key and the private key in the founding block are clustered into a whole.
Preferably, the nodes are associated with each other by a hash value, the nodes calculate a transaction pattern amount of the producer from transaction data in the blockchain and transaction data associated with authentication information of the producer using the apparatus that produced the blockchain data, and the computer determines whether the producer qualifies to produce the blockchain data based on the transaction pattern amount of the producer.
Preferably, the synchronization unit may obtain shared data, the shared data including the blockchain data and transaction data not included in the blockchain data, and the private key is to be obtained by the receiving node that obtains the hash value.
Preferably, the calculation unit may calculate the transaction pattern amount of the transaction according to transaction data that can be verified by using the verification information generated by the blockchain and the transaction amount of the blockchain.
Preferably, the computing units correspond to the number of the nodes, and each computing unit verifies each verification signature according to RSA signature verification logic, to obtain a plurality of signature verification results corresponding to each service signature, the service signature sent by the transaction initiator, the signed data corresponding to the service signature, and the public key for verifying the service signature.
Preferably, the plurality of receiving nodes carry out private key signature on the service signature sent by the transaction initiator, and the network contract verifies the private key signature sent by the receiving node.
Preferably, the method is configured to determine, according to the public key, the public key and the target block sent in the block chain where the node sending the transaction is located, and the block signed by the receiving node, verify whether the signature of the block is correct, and if the signature is correct, complete the transaction.
The invention has the following beneficial effects:
the verification method of the block chain comprises the steps that a decentralized credible network structure constructed by a network contract is set, data can not be tampered, encrypted and transmitted based on the block chain, public and private keys in a created block can be clustered into a whole, created blocks are arranged in all nodes, a receiving node and a sending node can complete first effective verification through a hash value to complete qualification limitation on obtaining a private key, a calculation unit of a block chain link point and an instruction set sent by a network contract are sent out, an operation mode of RSA signature verification can be supported in the block chain, an RSA asymmetric encryption algorithm is applied to the block chain for signature and signature verification, all RSA verifications are based on the public and private keys of the sending node, the verification speed is greatly improved, a public key set by a transaction initiator is used for determining whether signatures given by calculation units in the block chain of all participants are consistent or not according to the public key, if the signatures given by the calculation units in the blockchain in which the participants are located are consistent, the blockchain in which the participants are located is determined to be valid, and if the signatures given by the calculation units in the blockchain in which the participants are located are inconsistent, the public key of the transaction initiator cannot be decrypted, the de-signature given by the blockchain calculation unit in which the participants are located is determined to be verified as an error, and the transaction is revoked and invalid.
Drawings
FIG. 1 is a flow chart of the steps of the method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a verification method of a block chain includes the following steps:
firstly, a network contract is constructed by using a block chain system, and the authenticity of a signature can be ensured;
secondly, creating a public key and a private key in a creature block in the block chain system;
thirdly, each node is provided with a synchronization unit which can synchronize the public key created in the creation block to each node in the block chain;
fourthly, each node comprises a computing unit, and the computing unit sends an RSA signature verification instruction;
deploying RSA signature verification logic corresponding to the RSA signature verification instruction in a receiving block domain of each node of the block chain;
sixthly, each node in the network of the block chain calls an intelligent contract through a computing unit to carry out signature verification when the node executes a service to initiate a transaction;
the node triggers and executes RSA signature verification logic according to RSA signature verification instructions in the network contract through a computing unit, conducts RSA signature verification operation on the created block signature in the initiating node, and gives a transaction authenticity result according to a verification result;
and eighthly, synchronizing the transaction authenticity results to each node by a synchronization unit in the block chain.
Each node is provided with an innovation block to achieve the effect of mutual verification, a public key generated in the innovation block is encrypted, a private key generated in the innovation block is signed, and the public key and the private key in the innovation block are clustered into a whole; the nodes are associated with each other by hash value, the nodes can calculate transaction mode quantity of a generator according to transaction data in a block chain and transaction data associated with verification information of the generator by using a device which generates the block chain data, and the computer judges whether the generator is qualified to generate the block chain data or not based on the transaction mode quantity of the generator; the synchronization unit can obtain shared data, the shared data comprises blockchain data and transaction data which is not contained in the blockchain data, and the private key is taken by a receiving node which obtains a hash value; the calculation unit can calculate the transaction mode quantity of the transaction according to the transaction amount of the blockchain and the transaction data which can be verified by the verification information generated by using the blockchain; the computing units correspond to the number of the nodes, each computing unit respectively verifies each verification signature according to RSA signature verification logic to obtain a plurality of signature verification results respectively corresponding to each service signature, a service signature sent by a transaction initiator, signed data corresponding to the service signature and a public key for verifying the service signature; the receiving nodes carry out private key signature on the service signature sent by the transaction initiator, and the network contract verifies the private key signature sent by the receiving nodes; the system is used for determining the public key sent out in the block chain where the node sending out the transaction is located, the target block and the block signed by the receiving node according to the public key, verifying whether the signature is correct or not, and finishing the transaction if the signature is correct.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A verification method of a blockchain is characterized in that: the method comprises the following steps:
firstly, a network contract is constructed by using a block chain system, and the authenticity of a signature can be ensured;
secondly, creating a public key and a private key in a creature block in the block chain system;
thirdly, each node is provided with a synchronization unit, and public keys created in the creature blocks can be synchronized to each node in a block chain;
fourthly, each node comprises a computing unit, and the computing unit sends an RSA signature verification instruction;
deploying RSA signature verification logic corresponding to the RSA signature verification instruction in a receiving block domain of each node of the block chain;
sixthly, each node in the network of the block chain calls an intelligent contract through a computing unit to carry out signature verification when the node executes a service initiation transaction;
the node triggers and executes RSA signature verification logic according to RSA signature verification instructions in the network contract through a computing unit, conducts RSA signature verification operation on the created block signature in the initiating node, and gives a transaction authenticity result according to a verification result;
and eighthly, synchronizing the transaction authenticity results to each node by a synchronization unit in the block chain.
2. The method for verifying blockchain according to claim 1, wherein: each node is provided with an innovation block to achieve the effect of mutual verification, a public key generated in the innovation block is encrypted, a private key generated in the innovation block is signed, and the public key and the private key in the innovation block are clustered into a whole.
3. The method of claim 1, wherein: the nodes are associated with each other by hash values, the nodes can calculate a transaction pattern amount of a producer from transaction data in a blockchain and transaction data associated with authentication information of the producer using a device that produced the blockchain data, and the computer determines whether the producer qualifies to produce the blockchain data based on the transaction pattern amount of the producer.
4. The method of claim 1, wherein: the synchronization unit may obtain shared data, the shared data including blockchain data and transaction data not included in the blockchain data, and the private key may be obtained by a receiving node that obtains the hash value.
5. The method of claim 1, wherein: the calculation unit can calculate the transaction mode quantity of the transaction according to the transaction data which can be verified by the verification information generated by using the blockchain and the transaction amount of the blockchain.
6. The method of claim 1, wherein: the computing units correspond to the number of the nodes, each computing unit respectively verifies each verification signature according to RSA signature verification logic to obtain a plurality of signature verification results respectively corresponding to each service signature, the service signature sent by the transaction initiator, the signed data corresponding to the service signature and the public key for verifying the service signature.
7. The method of claim 1, wherein: the receiving nodes carry out private key signature on the service signature sent by the transaction initiator, and the network contract verifies the private key signature sent by the receiving nodes.
8. The method of claim 1, wherein: the system is used for determining the public key sent out in the block chain where the node sending out the transaction is located, the target block and the block signed by the receiving node according to the public key, verifying whether the signature is correct or not, and finishing the transaction if the signature is correct.
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| CN202011527267.8A CN114666344A (en) | 2020-12-22 | 2020-12-22 | Verification method of block chain |
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| CN202011527267.8A CN114666344A (en) | 2020-12-22 | 2020-12-22 | Verification method of block chain |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109767220A (en) * | 2019-01-15 | 2019-05-17 | 中国联合网络通信集团有限公司 | Method of commerce based on block chain and the transaction system based on block chain |
| CN110601853A (en) * | 2019-09-17 | 2019-12-20 | 腾讯科技（深圳）有限公司 | Block chain private key generation method and equipment |
| CN111445239A (en) * | 2020-02-11 | 2020-07-24 | 江苏荣泽信息科技股份有限公司 | Signature verification method based on block chain |
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- 2020-12-22 CN CN202011527267.8A patent/CN114666344A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109767220A (en) * | 2019-01-15 | 2019-05-17 | 中国联合网络通信集团有限公司 | Method of commerce based on block chain and the transaction system based on block chain |
| CN110601853A (en) * | 2019-09-17 | 2019-12-20 | 腾讯科技（深圳）有限公司 | Block chain private key generation method and equipment |
| CN111445239A (en) * | 2020-02-11 | 2020-07-24 | 江苏荣泽信息科技股份有限公司 | Signature verification method based on block chain |
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Application publication date: 20220624 |