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CN106100847A - Asymmetric encryption block chain identity information verification method and device - Google Patents

Asymmetric encryption block chain identity information verification method and device Download PDF

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Publication number
CN106100847A
CN106100847A CN201610413635.3A CN201610413635A CN106100847A CN 106100847 A CN106100847 A CN 106100847A CN 201610413635 A CN201610413635 A CN 201610413635A CN 106100847 A CN106100847 A CN 106100847A
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CN
China
Prior art keywords
block chain
block
asymmetric encryption
identity information
chain identity
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Granted
Application number
CN201610413635.3A
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Chinese (zh)
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CN106100847B (en
Inventor
李立中
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Huizhong Business Consultants (beijing) Co Ltd
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Huizhong Business Consultants (beijing) Co Ltd
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Priority to CN201610413635.3A priority Critical patent/CN106100847B/en
Publication of CN106100847A publication Critical patent/CN106100847A/en
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Publication of CN106100847B publication Critical patent/CN106100847B/en
Expired - Fee Related legal-status Critical Current
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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
    • H04L9/32—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
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds
    • 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
    • H04L9/32—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
    • H04L9/3226—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 using a predetermined code, e.g. password, passphrase or PIN
    • H04L9/3231—Biological data, e.g. fingerprint, voice or retina
    • 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
    • H04L9/32—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
    • H04L9/3236—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 using cryptographic hash functions

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Storage Device Security (AREA)

Abstract

A kind of asymmetric encryption block chain identity information verification method, it is characterised in that: comprise the following steps: Transaction Information is broadcast to all nodes；Transaction Information is collected in a block by described node；Described node starts to be continuously generated random string, calculates random number answer；When the answer that a node draws and nonces match, the block of generation is broadcast to other all nodes by it；Transaction is verified by other all nodes described, determines when the transaction that this block is comprised is effective, and other all nodes described accept this block.Other all nodes described start to create new block, and are added by the keyed hash of the block just accepted.Described block random hash is also linked into block chain.The keyed hash that described previous block is formed is used for coupling together block, arranges by the order of passing transaction.After described block chain must be linked to previous block, transaction is the most further confirmed.

Description

Asymmetric encryption block chain identity information verification method and device
Technical field
The application relates to block chain technical field, particularly relates to a kind of asymmetric encryption block chain identity information verification method And device.
Background technology
The Internet ICP/IP protocol let us enters the epoch of freedom of information transmission, and the innovation of block chain will carry us Enter the free evaluation of evidence through inner conviction epoch of information！Block chain is kept accounts by the whole network, and P2P is collaborative to be set up " credit ", it is on mankind's credit evolutionary history Continue blood relation's credit, noble metal credit, the 4th milestone after Central Bank's paper credit, gets a good chance of alleviating the current public credibility of China Rare social pain spot, all at world market Correspondent, intellectual property protection, the micro-notarization of property, Internet of Things finance, intelligent protocol etc. Multi-field have extensive application scenarios.
The link of existing block chain, by information content being encrypted, is sent to specific holding, and specific holder is by holding Key password is untied, seen information content.
And for information content often through encryption and the information of last transaction, timestamp, random number, address Information.
Information and the mode of its checking are the most single, are unfavorable for protection and the development of block chain technology of Transaction Information.
Along with the development of technology, the difficulty broken a code is more and more less, adapts to information is carried out accidental enciphering merely The not requirement of information security, it is therefore necessary to set a kind of safer authentication information.
Summary of the invention
The purpose of the application is to provide a kind of asymmetric encryption block chain identity information verification method and device, by going It is characterized and is authenticated as Transaction Information, as noted abnormalities, use biological characteristic as supplementary certification.
In order to solve above-mentioned technical problem, the application uses technical scheme:
A kind of asymmetric encryption block chain identity information verification method, it is characterised in that:
Comprise the following steps:
Transaction Information is broadcast to all nodes；
Transaction Information is collected in a block by described node；
Described node starts to be continuously generated random string, calculates random number answer；
When the answer that a node draws and nonces match, the block of generation is broadcast to other all nodes by it.
Transaction is verified by other all nodes described, determines when the transaction that this block is comprised is effective, described other All nodes accept this block.
Other all nodes described start to create new block, and are added by the keyed hash of the block just accepted.
Described block random hash is also linked into block chain.
The keyed hash that described previous block is formed is used for coupling together block, arranges by the order of passing transaction.
After described block chain must be linked to previous block, transaction is the most further confirmed.
Described checking includes double secret key.
Described double secret key includes PKI and private key；
Described PKI has publicity, in order to encrypt a segment information and the verity of the information of proof；
Described private key has privacy, and described private key only has information owner to grasp, in order to decipher the information that public key encryption is crossed；
The information that described public key encryption is crossed only has the people of respective private keys and could decipher.
Described PKI and private key codes have asymmetry, i.e. cannot draw private key according to PKI；
Described private key is to Information Signature, and described public key verifications is signed；
Described is that described private key holder sends by the validation of information of public key signature verifications；
Described PKI is that a upper block sends, and described private key has for next block holder.
Described secret key pair enciphered method includes Hash enciphered method, des encryption method, rsa encryption method, Elgamal enciphered method, matrix Enciphered method, elliptic curve cryptography and combinations thereof.
Described block comprises following three parts: keyed hash that information, previous block are formed, random number.
Described information also includes behavior characteristics and biological characteristic；
Described behavior characteristics: include path, region, WiFi, daily position, consuming behavior, consumption preferences, spending limit, consumption Custom and timestamp；
Described biological characteristic includes hand, palmmprint, fingerprint, face, iris, retina, pulse, vein, auricle, abnormal smells from the patient and DNA.
Described transaction also includes the private key of both parties, the quantity of transaction, the digital signature of electronic money.
Preferably, described checking uses the checking of described behavior characteristics, when the checking of described behavior characteristics is abnormal, uses described Biological characteristic secondary is verified.
A kind of asymmetric encryption block chain identity information checking device, it is characterised in that: include terminal, transmission equipment, net Network server.
Described terminal gathers behavior characteristics and biological characteristic, and is sent to the webserver by transmission equipment；
Described terminal collection behavior characteristics and biological characteristic are verified by the described webserver by block chain.
Described terminal includes consumption terminal, mobile terminal, geographical location information equipment；
The described webserver includes block link unit, block creating unit, block storage unit；
Link mutual to the block checking of described block link unit, described block creating unit is to new by checking transaction creation Block, newly created block is preserved by described block storage unit.
Described block link unit includes that random number generation unit, random number verification unit, timestamp unit, password generate Unit, password decryption unit.
Described behavior characteristics includes path, region, WiFi, daily position, consuming behavior, consumption preferences, the amount of consumption Degree, consumption habit and timestamp.
Described biological characteristic include hand, palmmprint, fingerprint, face, iris, retina, pulse, vein, auricle, abnormal smells from the patient and DNA。
When there is transaction in terminal,
Transaction Information is broadcast to all-network server.
Transaction Information is collected in a block by the described webserver.
The described webserver starts to be continuously generated random string, calculates random number answer.
When the answer that a webserver draws and nonces match, the block of generation is broadcast to other by it to be owned The webserver.
Transaction is verified by other all-network servers described, determines when the transaction that this block is comprised is effective, institute State other all-network servers and accept this block.
Other all-network servers described start to create new block, and are added by the keyed hash of the block just accepted Enter.
Described block random hash is also linked into block chain.
The keyed hash that described previous block is formed is used for coupling together block, it is achieved the order row of passing transaction Row.
After described block chain must be linked to previous block, transaction is the most further confirmed.
Described checking includes double secret key；
Described double secret key includes PKI and private key；
Described PKI has publicity, in order to encrypt a segment information and the verity of the information of proof.
Described private key has privacy, and described private key only has information owner to grasp, in order to decipher the letter that public key encryption is crossed Breath；
The information that described public key encryption is crossed only has the people of respective private keys and could decipher；
Described PKI and private key codes have asymmetry, i.e. cannot draw private key according to PKI；
Described private key is to Information Signature, and described public key verifications is signed.
Described is that described private key holder sends by the validation of information of public key signature verifications；
Described PKI is that a upper block sends, and described private key has for next block.
Described key pair encryption method includes Hash enciphered method, des encryption method, rsa encryption method, Elgamal enciphered method, matrix Enciphered method, elliptic curve cryptography and combinations thereof.
Described block comprises following three parts: keyed hash that information, previous block are formed, random number.
Described information also includes behavior characteristics and biological characteristic.
Preferably, described checking uses the checking of described behavior characteristics, when the checking of described behavior characteristics is abnormal, uses described Biological characteristic secondary is verified.
The application is compared with prior art: 1, uses behavior characteristics and the checking of biological characteristic double-point information, strengthens checking peace Quan Xing.Stability；2, preferential employing behavior characteristics checking, strengthens the convenience of operation, continuous；3, asymmetric encryption side is used Information is encrypted by method, is aided with timestamp, address, random number, and various dimensions are encrypted, and improves checking safety comprehensively, and tenability is attacked.
Accompanying drawing explanation
Fig. 1 is the application asymmetric encryption block chain identity information verification method one embodiment schematic diagram.
Fig. 2 is that the application block links an embodiment schematic diagram.
Fig. 3 is the application block key one embodiment schematic diagram.
Fig. 4 is another embodiment schematic diagram of the application block key.
Fig. 5 is the application block information one embodiment schematic diagram.
Fig. 6 is that the application asymmetric encryption block chain identity information verifies device one embodiment schematic diagram.
Fig. 7 is that the application asymmetric encryption block chain identity information verifies another embodiment schematic diagram of device.
Detailed description of the invention
Understandable, below in conjunction with the accompanying drawings to the application for enabling the above-mentioned purpose of the application, feature and advantage to become apparent from Detailed description of the invention be described in detail.
Elaborate a lot of detail in the following description so that fully understanding the application.But the application can be with Much being different from alternate manner described here to implement, those skilled in the art can be in the situation without prejudice to the application intension Under do similar popularization, therefore the application is not embodied as and concrete accompanying drawing is limited by following public.
Embodiment one
As it is shown in figure 1, Transaction Information is broadcast to all nodes；
Transaction Information is collected in a block by described node；
Described node starts to be continuously generated random string, calculates random number answer；
When the answer that a node draws and nonces match, the block of generation is broadcast to other all nodes by it；
Transaction is verified by other all nodes described, determines when the transaction that this block is comprised is effective, and described other own Node accepts this block.
Other all nodes described start to create new block, and are added by the keyed hash of the block just accepted.
Embodiment two
As in figure 2 it is shown, described block random hash be linked into block chain.
The keyed hash that described previous block is formed is used for coupling together block, it is achieved the order row of passing transaction Row.
After described block chain must be linked to previous block, transaction is the most further confirmed.
Embodiment three
As it is shown on figure 3, described checking includes double secret key；
Described double secret key includes PKI and private key；
Described PKI has publicity, in order to encrypt a segment information and the verity of the information of proof；
Described private key has privacy, and described private key only has information owner to grasp, in order to decipher the information that public key encryption is crossed；
The information that described public key encryption is crossed only has the people of respective private keys and could decipher；
Described PKI and private key codes have asymmetry, i.e. cannot draw private key according to PKI；
Described private key is to Information Signature, and described public key verifications is signed；
It is that described private key holder sends by the validation of information of described public key signature verifications；
Described PKI is that a upper block sends, and described private key has for next block holder.
Embodiment four
As shown in Fig. 1,2,3,4,5,6,7, a kind of asymmetric encryption block chain identity information checking device, it is characterised in that: bag Include terminal, transmission equipment, the webserver；
Described terminal gathers behavior characteristics and biological characteristic, and is sent to the webserver by transmission equipment；
Described terminal includes consumption terminal, mobile terminal, geographical location information equipment；
The described webserver includes block link unit, block creating unit, block storage unit；
Link mutual to the block checking of described block link unit, block creating unit is to the district new by checking transaction creation Block, newly created block is preserved by block storage unit.
Described block link unit includes that random number generation unit, random number verification unit, timestamp unit, password generate Unit, password decryption unit；
Described behavior characteristics includes path, region, WiFi, daily position, consuming behavior, consumption preferences, spending limit, disappears Take custom and timestamp.
Described biological characteristic include hand, palmmprint, fingerprint, face, iris, retina, pulse, vein, auricle, abnormal smells from the patient and DNA。
When there is transaction in terminal,
Transaction Information is broadcast to all-network server；
Transaction Information is collected in a block by the described webserver；
The described webserver starts to be continuously generated random string, calculates random number answer；
When the answer that a webserver draws and nonces match, the block of generation is broadcast to other all-networks by it Server.
Transaction is verified by other all-network servers described, determines when the transaction that this block is comprised is effective, institute State other all-network servers and accept this block.
Other all-network servers described start to create new block, and are added by the keyed hash of the block just accepted Enter.
Described block random hash is also linked into block chain.
The keyed hash that described previous block is formed is used for coupling together block, it is achieved the order row of passing transaction Row.
After described block chain must be linked to previous block, transaction is the most further confirmed.
Described checking includes double secret key；
Described double secret key includes PKI and private key；
Described PKI has publicity, in order to encrypt a segment information and the verity of the information of proof；
Described private key has privacy, and described private key only has information owner to grasp, in order to decipher the information that public key encryption is crossed.
The information that described public key encryption is crossed only has the people of respective private keys and could decipher；
Described PKI and private key codes have asymmetry, i.e. cannot draw private key according to PKI；
Described private key is to Information Signature, and described public key verifications is signed；
Described is that described private key holder sends by the validation of information of public key signature verifications；
Described PKI is that a upper block sends, and described private key has for next block holder.
Described key pair encryption method includes Hash enciphered method, des encryption method, rsa encryption method, Elgamal enciphered method, matrix Enciphered method, elliptic curve cryptography and combinations thereof.
Described block comprises following three parts: keyed hash that information, previous block are formed, random number.
Described information also includes behavior characteristics and biological characteristic.
Preferably, described checking uses the checking of described behavior characteristics, when the checking of described behavior characteristics is abnormal, uses described Biological characteristic secondary is verified.
Although the application is open as above with preferred embodiment, but it is not for limiting claim, any this area Technical staff without departing from spirit and scope, can make possible variation and amendment, therefore the application Protection domain should be defined in the range of standard with the application claim.

Claims (42)

1. an asymmetric encryption block chain identity information verification method, it is characterised in that: comprise the following steps:
Transaction Information is broadcast to all nodes；
Transaction Information is collected in a block by described node；
Described node starts to be continuously generated random string, calculates random number answer；
When the answer that a node draws and nonces match, the block of generation is broadcast to other all nodes by it；
Transaction is verified by other all nodes described, determines when the transaction that this block is comprised is effective, and described other own Node accepts this block；
Other all nodes described start to create new block, and are added by the keyed hash of the block just accepted；
Described information includes behavior characteristics and biological characteristic.
2. asymmetric encryption block chain identity information verification method as claimed in claim 1, it is characterised in that:
Described block random hash is also linked into block chain.
3. asymmetric encryption block chain identity information verification method as claimed in claim 2, it is characterised in that:
The keyed hash that described previous block is formed is used for coupling together block, arranges by the order of passing transaction.
4. asymmetric encryption block chain identity information verification method as described in claim 1-3 any one, it is characterised in that:
After described block chain must be linked to previous block, transaction is the most further confirmed.
5. asymmetric encryption block chain identity information verification method as claimed in claim 1, it is characterised in that:
Described checking includes double secret key.
6. asymmetric encryption block chain identity information verification method as claimed in claim 5, it is characterised in that:
Described double secret key includes PKI and private key.
7. asymmetric encryption block chain identity information verification method as claimed in claim 6, it is characterised in that:
Described PKI has publicity, in order to encrypt a segment information and the verity of the information of proof.
8. asymmetric encryption block chain identity information verification method as claimed in claim 6, it is characterised in that:
Described private key has privacy, and described private key only has information owner to grasp, in order to decipher the information that public key encryption is crossed.
9. asymmetric encryption block chain identity information verification method as described in claim 6,7, it is characterised in that:
The information that described public key encryption is crossed only has the people of respective private keys and could decipher.
10. asymmetric encryption block chain identity information verification method as claimed in claim 6, it is characterised in that:
Described PKI and private key codes have asymmetry, i.e. cannot draw private key according to PKI.
11. as described in claim 6,10 asymmetric encryption block chain identity information verification method, it is characterised in that:
Described private key is to Information Signature, and described public key verifications is signed.
12. asymmetric encryption block chain identity information verification methods as claimed in claim 11, it is characterised in that:
Described is that described private key holder sends by the validation of information of public key signature verifications.
13. asymmetric encryption block chain identity information verification methods as claimed in claim 11, it is characterised in that:
Described PKI is that a upper block sends, and described private key has for next block holder.
14. asymmetric encryption block chain identity information verification methods as claimed in claim 5, it is characterised in that:
Described secret key pair enciphered method includes that Hash enciphered method, des encryption method, rsa encryption method, Elgamal enciphered method, matrix are encrypted Method, elliptic curve cryptography and combinations thereof.
15. asymmetric encryption block chain identity information verification methods as claimed in claim 4, it is characterised in that:
Described block comprises following three parts: keyed hash that information, previous block are formed, random number.
16. asymmetric encryption block chain identity information verification methods as claimed in claim 1, it is characterised in that:
Described behavior characteristics: include path, region, WiFi, daily position, consuming behavior, consumption preferences, spending limit, consumption Custom and timestamp.
17. asymmetric encryption block chain identity information verification methods as claimed in claim 1, it is characterised in that:
Described biological characteristic includes hand, palmmprint, fingerprint, face, iris, retina, pulse, vein, auricle, abnormal smells from the patient and DNA.
18. asymmetric encryption block chain identity information verification methods as claimed in claim 1, it is characterised in that:
Described transaction also includes the private key of both parties, the quantity of transaction, the digital signature of electronic money.
19. asymmetric encryption block chain identity information verification methods as claimed in claim 1, it is characterised in that:
Described checking uses the checking of described behavior characteristics.
20. asymmetric encryption block chain identity information verification methods as claimed in claim 19, it is characterised in that:
When the checking of described behavior characteristics is abnormal, described biological characteristic secondary is used to verify.
21. 1 kinds of asymmetric encryption block chain identity information verification methods, it is characterised in that: it is applied to server, including:
Transaction Information is broadcast to all-network server；
Transaction Information is collected in a block by the described webserver；
The described webserver starts to be continuously generated random string, calculates random number answer；
When the answer that a webserver draws and nonces match, the block of generation is broadcast to other all-networks by it Server；
Transaction is verified by other all-network servers described, determines when the transaction that this block is comprised is effective, described its He accepts this block by all-network server；
Other all-network servers described start to create new block, and are added to by the keyed hash of the block just accepted Go；
Described information includes behavior characteristics and biological characteristic.
22. 1 kinds of asymmetric encryption block chain identity information checking devices, it is characterised in that:
Including terminal, transmission equipment, the webserver；
Described terminal gathers behavior characteristics and biological characteristic, and is sent to the webserver by transmission equipment；
Described terminal collection behavior characteristics and biological characteristic are verified by the described webserver by block chain.
23. asymmetric encryption block chain identity information as claimed in claim 22 checking devices, it is characterised in that:
Described terminal includes consumption terminal, mobile terminal, geographical location information equipment.
24. asymmetric encryption block chain identity information as claimed in claim 22 checking devices, it is characterised in that:
The described webserver includes block link unit, block creating unit, block storage unit.
25. asymmetric encryption block chain identity information as claimed in claim 24 checking devices, it is characterised in that:
Link mutual to the block checking of described block link unit, described block creating unit is to new by checking transaction creation Block, newly created block is preserved by described block storage unit.
26. asymmetric encryption block chain identity information as claimed in claim 25 checking devices, it is characterised in that:
It is single that described block link unit includes that random number generation unit, random number verification unit, timestamp unit, password generate Unit, password decryption unit.
27. asymmetric encryption block chain identity information as claimed in claim 22 checking devices, it is characterised in that:
Described behavior characteristics includes path, region, WiFi, daily position, consuming behavior, consumption preferences, spending limit, disappears Take custom and timestamp.
28. asymmetric encryption block chain identity information as claimed in claim 22 checking devices, it is characterised in that:
Described biological characteristic includes hand, palmmprint, fingerprint, face, iris, retina, pulse, vein, auricle, abnormal smells from the patient and DNA.
29. asymmetric encryption block chain identity information as claimed in claim 22 checking devices, it is characterised in that:
Described checking includes double secret key.
30. asymmetric encryption block chain identity information as claimed in claim 29 checking devices, it is characterised in that:
Described double secret key includes PKI and private key.
31. asymmetric encryption block chain identity information as claimed in claim 30 checking devices, it is characterised in that:
Described PKI has publicity, in order to encrypt a segment information and the verity of the information of proof.
32. asymmetric encryption block chain identity information as claimed in claim 30 checking devices, it is characterised in that:
Described private key has privacy, and described private key only has information owner to grasp, in order to decipher the information that public key encryption is crossed.
33. asymmetric encryption block chain identity informations as described in claim 30,31 verify device, it is characterised in that:
The information that described public key encryption is crossed only has the people of respective private keys and could decipher.
34. asymmetric encryption block chain identity information as claimed in claim 30 checking devices, it is characterised in that:
Described PKI and private key codes have asymmetry, i.e. cannot draw private key according to PKI.
35. asymmetric encryption block chain identity informations as described in claim 30,34 verify device, it is characterised in that:
Described private key is to Information Signature, and described public key verifications is signed.
36. asymmetric encryption block chain identity information as claimed in claim 35 checking devices, it is characterised in that:
Described is that described private key holder sends by the validation of information of public key signature verifications.
37. asymmetric encryption block chain identity information as claimed in claim 35 checking devices, it is characterised in that:
Described PKI is that a upper block sends, and described private key has for next block holder.
38. asymmetric encryption block chain identity information as claimed in claim 29 checking devices, it is characterised in that:
Described secret key pair enciphered method includes that Hash enciphered method, des encryption method, rsa encryption method, Elgamal enciphered method, matrix are encrypted Method, elliptic curve cryptography and combinations thereof.
39. asymmetric encryption block chain identity information as claimed in claim 37 checking devices, it is characterised in that:
Described block comprises following three parts: keyed hash that information, previous block are formed, random number.
40. asymmetric encryption block chain identity information as claimed in claim 22 checking devices, it is characterised in that:
Described transaction also includes the private key of both parties, the quantity of transaction, the digital signature of electronic money.
41. asymmetric encryption block chain identity information as claimed in claim 22 checking devices, it is characterised in that:
Described checking uses the checking of described behavior characteristics.
42. asymmetric encryption block chain identity informations as described in claim 41 verify device, it is characterised in that:
When the checking of described behavior characteristics is abnormal, described biological characteristic secondary is used to verify.
CN201610413635.3A 2016-06-14 2016-06-14 Method and device for verifying identity information of asymmetric encryption block chain Expired - Fee Related CN106100847B (en)

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Application Number Priority Date Filing Date Title
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CN106100847B CN106100847B (en) 2021-10-26

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