CN107682378A - A kind of real name identification method and system based on block chain - Google Patents
A kind of real name identification method and system based on block chain Download PDFInfo
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- CN107682378A CN107682378A CN201711174017.9A CN201711174017A CN107682378A CN 107682378 A CN107682378 A CN 107682378A CN 201711174017 A CN201711174017 A CN 201711174017A CN 107682378 A CN107682378 A CN 107682378A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- 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
- H04L63/0823—Network architectures or network communication protocols for network security for authentication of entities using certificates
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- 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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- 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
- H04L63/0861—Network architectures or network communication protocols for network security for authentication of entities using biometrical features, e.g. fingerprint, retina-scan
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- 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
- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
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Abstract
The invention discloses a kind of real name identification method and system based on block chain, this method includes：User terminal obtains the public key certificate chain that authoritative third party sends, the public key certificate chain includes user certificate and authoritative third party's certificate, the user certificate includes user identity card information, bank card information and human face image information, and so can ensure that has safe and reliable real-name authentication information in user terminal；Then personal public key, public key certificate chain, human face image information and any one or more following information are sent by user terminal individual private key signature：User identity demonstrate,proves information and bank card information gives block chain network；Block chain network veritifies user identity by sign test public key certificate chain.So cause when needing to carry out real people's certification, human face image information that can be certified from block chain network etc. with user in order to carry out face alignment etc., to determine whether user is I that be certified.
Description
Technical field
The present invention relates to technical field of security authentication, more particularly to a kind of real name identification method based on block chain and it is
System.
Background technology
Block chain is quickly grown at present, and as the distributed basis framework of decentralization, user identity therein is credible to be recognized
Card is how the true identity of major issue urgently to be resolved hurrily, particularly user are verified, with can be general in finance, electronic book etc.
Authentic and valid implementation is carried out in financial block chain.
Existing solution veritifies identity by application server, passes through block chain mostly or with anonymous Identity
Carry out identity intercommunication.Such as Chinese patent application CN201611094966.1, identity identifying method and system based on block chain,
The prior art such as Chinese patent application CN201610838652.1, identity registration method and system, identity identifying method and system
Scheme, it can not all ensure the true identity of user, or based on virtual identity combination server authentication.
The content of the invention
The invention provides a kind of real name identification method and system based on block chain, and solving prior art can not ensure to use
The problem of true identity at family.
The invention provides a kind of real name identification method based on block chain, including：
User terminal obtains the public key certificate chain that authoritative third party sends, and the public key certificate chain includes user certificate and power
Prestige third party's certificate, the user certificate include user identity card information, bank card information and human face image information；
User terminal individual private key signature sends personal public key, public key certificate chain, human face image information and following any
One or more information：User identity demonstrate,proves information and bank card information gives block chain network；
Block chain network veritifies user identity by sign test public key certificate chain.
Preferably, the user terminal obtains the public key certificate chain that authoritative third party sends and included：
User terminal creates personal private key and personal public key；
User terminal sends user identity card information, bank card information and human face image information to authoritative third party；
Authoritative third party demonstrate,proves information, bank card information and human face image information to user identity and veritified；
Authoritative third party is after veritification passes through, and certificate of utility private key demonstrate,proves the user identity after veritification information, bank card is believed
Breath and human face image information are signed, and obtain user certificate；
Authoritative third party is sent to user's end according to user certificate and authoritative third party's certificate acquisition public key certificate chain
End.
Preferably, the user terminal sends user identity card information, bank card information and face figure to authoritative third party
As information includes：
User terminal sends user identity card information, bank card information and face figure in the form of face is signed to authoritative third party
As information；Or
User terminal sends user identity to authoritative third party by trustable network and demonstrate,proves information, bank card information and face figure
As information.
Preferably, the authoritative third party is the third party of public security system and banking system certification；
The user terminal, which obtains the public key certificate chain that authoritative third party sends, to be included：
Human face image information and user identity card information are sent to authoritative third party to pass through public security by the user terminal
System is veritified, and human face image information and bank card information are sent to authoritative third party to pass through by the user terminal
Banking system is veritified；
Authoritative third party's veritification is desensitized to human face image information after passing through, identification card number and bank's card number is closed
Key section is blocked, and is then signed using authoritative third party's certificate and private key, obtains user certificate, the authoritative third party according to
Family certificate and authoritative third party's certificate acquisition public key certificate chain.
Preferably, the authoritative third party is the third party of public security system and banking system certification；
The user terminal, which obtains the public key certificate chain that authoritative third party sends, to be included：
Human face image information after desensitization and critical section are blocked rear user identity card information and are sent to power by the user terminal
Prestige third party to be veritified by public security system, and the user terminal will desensitize after human face image information and critical section hide
Bank card information is sent to authoritative third party to be veritified by banking system after gear；
Authoritative third party's veritification is signed after passing through using authoritative third party's certificate and private key, obtains user certificate, described
Authoritative third party is according to user certificate and authoritative third party's certificate acquisition public key certificate chain.
Preferably, block chain network in sign test public key certificate chain by the way that afterwards, methods described also includes：
Block chain network request user terminal provides current face's image information；
Block chain network is sent to after user terminal collection current face's image information；
Current face's image information of reception is compared block chain network with veritifying the human face image information passed through, with
Determine the true identity of user.
Preferably, block chain includes：Tourism block chain, medical block chain, social security block chain, financial block chain.
Correspondingly, present invention also offers a kind of real-name authentication system based on block chain, including：
Authoritative Third Party Authentication platform, user terminal and block chain network, user terminal connect with the communication of block chain network；
Authoritative Third Party Authentication platform is used to demonstrate,prove information, bank card information and face to the user identity that user terminal is sent
Image information is authenticated, and then sends public key certificate chain to user terminal, and the public key certificate chain includes user certificate and power
Prestige third party's certificate, the user certificate include user identity card information, bank card information and human face image information；
User terminal is used for personal private key signature and sends personal public key, public key certificate chain, human face image information and following
Any one or more information：User identity demonstrate,proves information and bank card information gives block chain network；
Block chain network is used to veritify user identity by sign test public key certificate chain.
Preferably, the authoritative Third Party Authentication platform is put down for public security system and the Third Party Authentication of banking system certification
Platform.
Preferably, the user terminal includes：Camera；
When block chain network request user terminal provides current face's image information, user terminal is used to control camera to adopt
Block chain network is sent to after collection current face's image information；
Block chain network is used to be compared current face's image information of reception with veritifying the human face image information passed through
It is right, to determine the true identity of user.
A kind of real name identification method and system based on block chain provided by the invention, including：User terminal obtains authority
The public key certificate chain that third party sends, the public key certificate chain include user certificate and authoritative third party's certificate, the user certificate
School bag includes user identity card information, bank card information and human face image information, and so can ensure that has peace in user terminal
Complete reliable real-name authentication information；Then personal public key, public key certificate chain, face figure are sent by user terminal individual private key signature
As information and any one or more following information：User identity demonstrate,proves information and bank card information gives block chain network；Block
Chain network veritifies user identity by sign test public key certificate chain., can be from block chain when so to need to carry out real people's certification
Human face image information being certified in network etc. with user in order to carry out face alignment etc., to determine that user is
It is no for be certified I.
Further, real name identification method and system provided in an embodiment of the present invention based on block chain, authoritative third party
User identity card information, bank card information and human face image information are veritified, and after veritification passes through, sent out to user terminal
User certificate is put, the user certificate can provide authentic and valid user profile, in order to carry out real people's certification.
Further, real name identification method and system provided in an embodiment of the present invention based on block chain, for user
People's identity information is protected, such as can use and identification card number, bank's card number critical section are blocked, the crucial screening of face characteristic
The various ways such as lid, watermark are protected；Compare and veritify for face biological characteristic in block chain network, provided when with user
Human face data reach certain feature degree of conformity.
Further, real name identification method and system provided in an embodiment of the present invention based on block chain, described authoritative
Tripartite can be the third party crossed by multiple certifying authorities, and provides the third party that multiple certifying authorities are crossed and enter
The method of row userspersonal information protection.
Further, real name identification method and system provided in an embodiment of the present invention based on block chain, can also enter one
Step obtains the human face image information of active user, such as remote in order to carry out in the human face image information for remotely obtaining active user
Journey reality people's certification.
Brief description of the drawings
, below will be to institute in embodiment in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only one described in the present invention
A little embodiments, for those of ordinary skill in the art, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the first flow chart according to the real name identification method provided in an embodiment of the present invention based on block chain；
Fig. 2 is the side that the public key certificate chain that authoritative third party sends is obtained according to user terminal provided in an embodiment of the present invention
A kind of flow chart of method；
Fig. 3 is second of flow chart according to the real name identification method provided in an embodiment of the present invention based on block chain；
Fig. 4 is a kind of structural representation according to the real-name authentication system provided in an embodiment of the present invention based on block chain.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar parameter or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
A kind of real name identification method and system based on block chain provided by the invention, using identity card and recognition of face skill
The various real name verification modes such as the real name examination of art, the veritification of the key element of bank card four, mobile telephone real-name examination, are user by authentication
After real name Information Signature；User utilizes the real name data for protecting privacy to submit identity information to block chain network；Block chain can lead to
Veritification signature is crossed to ensure real name data accuracy, to be provided safeguard as electronic evidence as block chain business development, wherein silver
Row blocks four key elements：Four key elements such as bank card holder name, bank's card number, reserved cell-phone number, identity card authenticity.
In order to be better understood from technical scheme and technique effect, below with reference to schematic flow sheet to specific
Embodiment is described in detail.As shown in figure 1, for according to the real-name authentication side provided in an embodiment of the present invention based on block chain
The first flow chart of method, this method may comprise steps of：
Step S01, user terminal obtain the public key certificate chain that authoritative third party sends, and the public key certificate chain includes user
Certificate and authoritative third party's certificate, the user certificate include user identity card information, bank card information and human face image information.
In the present embodiment, authoritative third party can be the third party by public security system or banking system mandate, and this
The personally identifiable information that tripartite can submit to user be authenticated, to ensure personal identification that user provides to block chain network
Information is authentic and valid.Authoritative third party's certificate can be the certificate that authoritative institution provides to authoritative third party, and the certificate can
To confirm the third-party real effectiveness of authority.The user terminal includes but is not limited to：Computer, mobile phone, tablet personal computer etc..
Step S02, user terminal individual private key signature send personal public key, public key certificate chain, human face image information and
Any one or more information below：User identity demonstrate,proves information and bank card information gives block chain network.
In the present embodiment, user broadcasts to block chain, and is applied in the block such as electronic book chain and use personal private key label
The mode of name, sends personal public key, human face image information and any one or more following information：User identity demonstrate,prove information and
Bank card information, give block chain network.Wherein, personal private key signature in order to show send information user identity, public key
Certificate chain is used for the authenticity of sign test user.Wherein, block chain includes but is not limited to：Tourism block chain, medical block chain, social security
Block chain and financial block chain.
Step S03, block chain network veritify user identity by sign test public key certificate chain.
In the present embodiment, block chain network need to such as veritify true identity, can be signed with sign test authority third party.
Real name identification method provided by the invention based on block chain, user terminal obtain the public key that authoritative third party sends
Certificate chain, the public key certificate chain include user certificate and authoritative third party's certificate, and the user certificate is demonstrate,proved including user identity
Information, bank card information and human face image information, so can ensure that has safe and reliable real-name authentication in user terminal
Information；Then by the personal public key of user terminal individual private key signature transmission, public key certificate chain, human face image information and following
Anticipate one or more information：User identity demonstrate,proves information and bank card information gives block chain network；Block chain network is public by sign test
Key certificate chain veritifies user identity.When so to need to carry out real people's certification, it can be certified from block chain network
Human face image information crossed etc. compares in order to carry out face, card number etc. with user, to determine whether user is to be certified
Cross I.
As shown in Fig. 2 demonstrate,proved to obtain the public key of authoritative third party's transmission according to user terminal provided in an embodiment of the present invention
A kind of flow chart of the method for book chain.
In the present embodiment, the user terminal obtains the public key certificate chain that authoritative third party sends and included：
Step S21, user terminal create personal private key and personal public key.
Step S22, user terminal send user identity card information, bank card information and facial image letter to authoritative third party
Breath.
Wherein, user identity card information can be user identity card number, medical insurance card number, passport No., motor vehicle driving license number
Etc. the passport NO. that may be used to indicate that user identity.Preferably, user identity card number is identification card number.
Specifically, the user terminal sends user identity card information, bank card information and face figure to authoritative third party
As information can include：
User terminal sends user identity card information, bank card information and facial image in the form of face is signed to authoritative third party
Information；Or user terminal sends user identity to authoritative third party by trustable network and demonstrate,proves information, bank card information and face
Image information, the trustable network can be the network of authoritative third party structure.
Step S23, authoritative third party demonstrate,prove information, bank card information and human face image information to user identity and veritified.
Specifically, the authoritative third party can be the authoritative institutions such as public security system, banking system, or public security system
The third party that the authoritative institutions such as system, banking system authorize.Because the subscriber identity information used in block chain may be a variety of, and
A single authoritative institution can not veritify to whole subscriber identity informations, therefore, can be by multiple authoritative institutions to one
Individual third party is authorized, in order to carry out subscriber identity information veritification.Specifically, authoritative third party can pass through banking system
The human face image information and bank's card number information of user is veritified, human face image information and the user of user are veritified by public security system
ID card information, after Liang Ge authoritative institutions all veritify and passed through, then the unified user identity sent to user terminal demonstrate,proves information, silver
Row card information and human face image information are signed.
Step S24, authoritative third party after veritification passes through, certificate of utility private key to after veritification user identity demonstrate,prove information,
Bank card information and human face image information are signed, and obtain user certificate.
In the present embodiment, can be by the third party of authoritative institution or multiple authoritative institution's combined authorizations to user terminal
User identity card information, bank card information and the human face image information of transmission are veritified, and after veritification passes through, certificate of utility
Private key is demonstrate,proved information, bank card information and human face image information to the user identity after veritification and signed, and obtains user certificate.Should
User certificate can be with authentic and valid proof user identity.
Step S25, authoritative third party are sent to according to user certificate and authoritative third party's certificate acquisition public key certificate chain
User terminal.
In the present embodiment, because authoritative third party is probably by the third party of authoritative institution's mandate, therefore, in order to show
The third-party real effectiveness of authority, also use authoritative institution and show to weigh to authoritative third party's certificate that authoritative third party provides
The third-party real effectiveness of prestige.Then authoritative third party is according to user certificate and authoritative third party's certificate acquisition public key certificate
Chain, and it is sent to user terminal.
Further, in order to be protected to individual subscriber identity information, identification card number, bank's card number can be closed
Key section is blocked, and human face image information is desensitized, such as：The various ways progress such as crucial coverings of face characteristic, watermark
Protection.Compare and veritify for face biological characteristic in block chain network, when reaching certain spy with the human face data that user provides
Levy degree of conformity.
In a specific embodiment, the authoritative third party is the third party of public security system and banking system certification.Institute
Stating the public key certificate chain that the authoritative third party of user terminal acquisition sends includes：The user terminal is by human face image information and user
ID card information is sent to authoritative third party to be veritified by public security system, and the user terminal believes facial image
Breath and bank card information are sent to authoritative third party to be veritified by banking system；Authoritative third party veritifies pass through after to people
Face image information is desensitized, identification card number and bank's card number progress critical section is blocked, then using authoritative third party's certificate
Private key is signed, and obtains user certificate, the authoritative third party is according to user certificate and authoritative third party's certificate acquisition public key
Certificate chain.
The method that user terminal provided in an embodiment of the present invention obtains the public key certificate chain that authoritative third party sends, in block
User terminal in chain, personal user initiate real name verification request to the authoritative third party of the certifications such as the Ministry of Public Security, Unionpay；Tested
The electronic certificate of oneself is generated after card, and is broadcast in block chain network.Because the voucher is by authoritative third party's certificate chain label
Name checking, the authenticity of its real name identity can be effectively ensured.
As shown in figure 3, for according to second of the real name identification method provided in an embodiment of the present invention based on block chain stream
Cheng Tu.
In the present embodiment, block chain network in sign test public key certificate chain by the way that afterwards, methods described also includes：
Step S31, block chain network request user terminal provide current face's image information.
Specifically, such as when user terminal requests remotely carry out operating etc. in the application of block chain network can not directly see
In the case of to operator, although the real effectiveness of the user certificate that user terminal is sent etc. can be verified, by
In recipient can not visual user, it is exactly user that can not confirm operator, therefore, block chain network can ask user whole
End provides current face's image information.Block chain includes but is not limited to：Travel block chain, medical block chain, social security block chain and
Financial block chain etc..
Step S32, user terminal are sent to block chain network after gathering current face's image information.
Specifically, the first-class collection current face image information of shooting can be used to be sent to block chain network.
Step S33, block chain network enter current face's image information of reception with veritifying the human face image information passed through
Row compares, to determine the true identity of user.
Specifically, face characteristic extraction can be carried out to human face image information, while to the facial image in user certificate
Information carries out face characteristic extraction, is then compared using the face characteristic of extraction, when the comparison knot of the face characteristic of extraction
I.e. it is believed that current operator is user when fruit reaches certain degree of conformity.
Individual subscriber identity information is protected it should be noted that working as, such as individual subscriber identity information is carried out
Desensitize, block etc. after operation, the degree of conformity of feature can be influenceed by certain, therefore the degree of conformity can be rule of thumb or actual
Depending on using effect, do not limit herein.
In addition, in order to be protected to individual subscriber identity information, and when authoritative third party is not easy to individual subscriber body
Part information desensitized, blocked etc. operation when, the invention provides the method for another protection individual subscriber identity information, example
Such as, the authoritative third party is the third party of public security system and banking system certification.The user terminal obtains authoritative third party
The public key certificate chain of transmission includes：Human face image information after desensitization and critical section are blocked rear user identity by the user terminal to be demonstrate,proved
Information is sent to authoritative third party to be veritified by public security system, and the user terminal believes facial image after desensitization
Breath and critical section block rear bank card information and are sent to authoritative third party to be veritified by banking system；Authoritative third party's core
Test and signed by rear using authoritative third party's certificate and private key, obtain user certificate, the authoritative third party is according to user certificate
Book and authoritative third party's certificate acquisition public key certificate chain.
Real name identification method provided in an embodiment of the present invention based on block chain, in the service of block chain network, operator
My true man in block chain node are visual, can be tourism block chain, medical block chain, social security block chain, financial block chain etc.
Used etc. various test in confirmer's scene.
Correspondingly, present invention also offers the real-name authentication system based on block chain corresponding with the above method, such as Fig. 4 institutes
Show, be a kind of structural representation according to the real-name authentication system provided in an embodiment of the present invention based on block chain, the system can
With including：
Authoritative Third Party Authentication platform, user terminal and block chain network, user terminal connect with the communication of block chain network,
Authoritative Third Party Authentication platform and user terminal can be communication connection, can also be not connected to, number is transmitted by mobile memory
According to.
Authoritative Third Party Authentication platform is used to demonstrate,prove information, bank card information and face to the user identity that user terminal is sent
Image information is authenticated, and then sends public key certificate chain to user terminal, and the public key certificate chain includes user certificate and power
Prestige third party's certificate, the user certificate include user identity card information, bank card information and human face image information.
User terminal be used for personal private key signature send personal public key, public key certificate chain, human face image information and with
Any one or more lower information：User identity demonstrate,proves information and bank card information gives block chain network.
Block chain network is used to veritify user identity by sign test public key certificate chain.
Wherein, the authoritative Third Party Authentication platform is public security system and banking system, such as the 3rd of the certification such as Unionpay the
Square authentication platform.
When user terminal remotely operates etc. in the application of block chain network, it cannot be directly viewed operator's
Under situation, in order to carry out real people's certification to operator, the user terminal can include：Camera.
Specifically, when block chain network request user terminal provides current face's image information, user terminal is used to control
Block chain network is sent to after camera collection current face's image information；Block chain network is used to scheme the current face of reception
As information is compared with veritifying the human face image information that passes through, to determine the true identity of user.
Real-name authentication system provided in an embodiment of the present invention based on block chain, the user terminal in block chain network,
Real name verification can be initiated by user terminal to the authoritative third-party authentication platform such as the Ministry of Public Security, Unionpay to ask, after being verified
The electronic certificate of oneself is generated, and is broadcast in block chain network.Because the voucher is tested by authoritative third party's certificate chain signature
Card, ensure the authenticity of its real name identity.In addition, in the service of block chain network, operator is true in block chain node
People is visual, and can be that tourism block chain, medical block chain, social security block chain, financial block chain etc. are various tests in confirmer's scene
Use.
In the specification that this place provides, numerous specific details are set forth.It is to be appreciated, however, that the implementation of the present invention
Example can be put into practice in the case of these no details.In some instances, known method, structure is not been shown in detail
And technology, so as not to obscure the understanding of this description.
Similarly, it will be appreciated that in order to simplify the disclosure and help to understand one or more of each inventive aspect,
Above in the description to the exemplary embodiment of the present invention, each feature of the invention is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：I.e. required guarantor
The application claims of shield features more more than the feature being expressly recited in each claim.
Those skilled in the art, which are appreciated that, to be carried out adaptively to the module in the device in embodiment
Change and they are arranged in one or more equipment different from the embodiment.Can be the module or list in embodiment
Member or component be combined into a module or unit or component, and can be divided into addition multiple submodule or subelement or
Sub-component.In addition at least some in such feature and/or process or unit exclude each other, it can use any
Combination is disclosed to all features disclosed in this specification (including adjoint claim, summary and accompanying drawing) and so to appoint
Where all processes or unit of method or equipment are combined.Unless expressly stated otherwise, this specification (including adjoint power
Profit requires, summary and accompanying drawing) disclosed in each feature can be by providing the alternative features of identical, equivalent or similar purpose come generation
Replace.
Claims (10)
- A kind of 1. real name identification method based on block chain, it is characterised in that including：User terminal obtains the public key certificate chain that authoritative third party sends, and the public key certificate chain includes user certificate and authority the Tripartite's certificate, the user certificate include user identity card information, bank card information and human face image information；User terminal individual private key signature send personal public key, public key certificate chain, human face image information and it is following any one Or much information：User identity demonstrate,proves information and bank card information gives block chain network；Block chain network veritifies user identity by sign test public key certificate chain.
- 2. according to the method for claim 1, it is characterised in that the user terminal obtains the public key that authoritative third party sends Certificate chain includes：User terminal creates personal private key and personal public key；User terminal sends user identity card information, bank card information and human face image information to authoritative third party；Authoritative third party demonstrate,proves information, bank card information and human face image information to user identity and veritified；Authoritative third party after veritification passes through, certificate of utility private key to after veritification user identity demonstrate,prove information, bank card information and Human face image information is signed, and obtains user certificate；Authoritative third party is sent to user terminal according to user certificate and authoritative third party's certificate acquisition public key certificate chain.
- 3. according to the method for claim 2, it is characterised in that the user terminal sends user identity to authoritative third party Card information, bank card information and human face image information include：User terminal sends user identity card information, bank card information and facial image letter in the form of face is signed to authoritative third party Breath；OrUser terminal sends user identity to authoritative third party by trustable network and demonstrate,proves information, bank card information and facial image letter Breath.
- 4. according to the method for claim 2, it is characterised in that the authoritative third party is that public security system and banking system are recognized The third party of card；The user terminal, which obtains the public key certificate chain that authoritative third party sends, to be included：Human face image information and user identity card information are sent to authoritative third party to pass through public security system by the user terminal Veritified, and human face image information and bank card information are sent to authoritative third party to pass through bank by the user terminal System is veritified；Authoritative third party's veritification is desensitized to human face image information after passing through, carries out critical section to identification card number and bank's card number Block, then signed using authoritative third party's certificate and private key, obtain user certificate, the authoritative third party is according to user certificate Book and authoritative third party's certificate acquisition public key certificate chain.
- 5. according to the method for claim 2, it is characterised in that the authoritative third party is that public security system and banking system are recognized The third party of card；The user terminal, which obtains the public key certificate chain that authoritative third party sends, to be included：Human face image information after desensitization and critical section are blocked rear user identity card information and are sent to authority the by the user terminal Tripartite by public security system to be veritified, and after the user terminal blocks human face image information after desensitization and critical section Bank card information is sent to authoritative third party to be veritified by banking system；Authoritative third party's veritification is signed after passing through using authoritative third party's certificate and private key, obtains user certificate, the authority Third party is according to user certificate and authoritative third party's certificate acquisition public key certificate chain.
- 6. according to the method for claim 1, it is characterised in that block chain network in sign test public key certificate chain by afterwards, Methods described also includes：Block chain network request user terminal provides current face's image information；Block chain network is sent to after user terminal collection current face's image information；Current face's image information of reception is compared block chain network with veritifying the human face image information passed through, to determine The true identity of user.
- 7. according to the method described in any one of claim 1 to 6, it is characterised in that block chain includes：Tourism block chain, medical treatment Block chain, social security block chain, financial block chain.
- A kind of 8. real-name authentication system based on block chain, it is characterised in that including：Authoritative Third Party Authentication platform, user terminal and block chain network, user terminal connect with the communication of block chain network；Authoritative Third Party Authentication platform is used to demonstrate,prove information, bank card information and facial image to the user identity that user terminal is sent Information is authenticated, and then gives user terminal to send public key certificate chain, and the public key certificate chain includes user certificate and authority the Tripartite's certificate, the user certificate include user identity card information, bank card information and human face image information；User terminal is used for personal private key signature and sends personal public key, public key certificate chain, human face image information and following any One or more information：User identity demonstrate,proves information and bank card information gives block chain network；Block chain network is used to veritify user identity by sign test public key certificate chain.
- 9. system according to claim 8, it is characterised in that the authoritative Third Party Authentication platform is public security system and silver The Third Party Authentication platform of row system authentication.
- 10. system according to claim 8 or claim 9, it is characterised in that the user terminal includes：Camera；When block chain network request user terminal provides current face's image information, user terminal is used to control camera collection to work as Block chain network is sent to after preceding human face image information；Block chain network is used to current face's image information of reception being compared with veritifying the human face image information passed through, with Determine the true identity of user.
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