CN112528816A - Face recognition system based on PKI system - Google Patents
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Abstract
The invention discloses a face recognition system based on a PKI system, which comprises a client module, an information transceiving module, an authentication recognition equipment module, a gateway application module, a face recognition server module, an authentication early warning module, a database and a CA module, wherein the client module is used for receiving and sending face information; the client module comprises a PC client, a mobile communication client and a multifunctional terminal; the face recognition system based on the PKI system is a key division storage and distributed collaborative signature based on a signature algorithm, a client-side private key factor is stored in a digital certificate carrier through operation, PIN authorization is used, a server-side private key factor is stored in a face recognition server module, the face recognition algorithm is used for authentication, the fact that signature results can be calculated only when all verification of two ends is passed is guaranteed, and final signatures are calculated in the digital certificate carrier, so that the signatures cannot be independently calculated at any end is guaranteed.
Description
Technical Field
The invention relates to the technical field of network information security, in particular to a face recognition system based on a PKI system.
Background
As is well known, with the strategy of popularizing the domestic autonomous cryptographic algorithm by the country, the national cryptographic standard algorithm is widely applied to important information systems such as financial mobile payment and electronic government affairs. With the popularization of the internet, more and more applications start to operate on the network, such as mobile payment, mobile banking, e-mail and the like, and the applications require a user to perform network identity authentication and network data encryption to ensure the security of network applications. A common approach to address these security requirements is to use public key cryptography to implement digital signatures and public key encryption, and digital certificates to verify personal identities. A general digital certificate and a signature and decryption private key are stored in a special cryptographic device.
The invention is disclosed in China: CN111310142A discloses a service password authorization method based on face recognition, an intranet network and a system, and the disclosed embodiment provides the service password authorization method based on face recognition, the intranet network and the system, on one hand, through setting a transfer machine in an intranet where a terminal device in a use scene is located, an authorization request of a requester needs to be sent to a remote authorization server through transfer, and the server performs face recognition and password double verification on the authorization request, so that the data security is improved; on the other hand, because the face image of the requester is acquired during each verification, the relevance between the requester and the factory preset account is weakened, the leakage of the password can be avoided, the authorization privacy is improved, and the data security is ensured;
however, the method, the intranet network and the system for authorizing the service password based on the face recognition have certain problems, and because the private key or the password of the user is separately stored in the password equipment, the protection mode has certain leakage risk, and when a personal digital certificate carrier is borrowed and falsely used, the personal digital certificate and the private key of the user are leaked to cause immeasurable loss, so that the face recognition system based on the PKI system is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a face recognition system based on a PKI system.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the face recognition system based on the PKI system comprises a client module, an information receiving and transmitting module, an authentication recognition equipment module, a gateway application module, a face recognition server module, an authentication early warning module, a database and a CA module:
the client module comprises a PC client, a mobile communication client and a multifunctional terminal;
the client module is interactively connected with the information transceiving module, the information transceiving module is interactively connected with the authentication identification equipment module, and the authentication identification equipment module comprises a digital certificate carrier and a face recognition camera;
the authentication identification equipment module is in interactive connection with the face identification server module, and the face identification server module comprises a face identification algorithm, cloud private key factor management and collaborative signature operation;
the face recognition server module is in interactive connection with the database, and the database comprises a face information table, a verification record table and an authority distribution table;
the face recognition server module is in interactive connection with the CA module, and the CA module comprises a certificate generation module, a certificate authorization module, a certificate registration module and an SSL encryption module;
the authentication identification equipment module is in interactive connection with the gateway application module, and the gateway application module comprises a mobile payment module, a mobile phone bank verification interface, an intranet verification interface and an electronic mailbox verification interface;
the digital certificate carrier utilizes a private key factor in the digital certificate carrier through the client module to calculate a first partial signature;
the client module collects face information of a user through the information transceiving module and the authentication identification equipment module, packs an original abstract, a first part signature, a user certificate and face data and sends the packed original abstract, the first part signature, the user certificate and the face data to the face identification server module to request face identification and collaborative signature;
the face recognition server module performs face recognition comparison by a face recognition algorithm according to user face information registered when a user certificate in a request is matched with a user application certificate, verifies the user certificate, performs second part signature calculation by the face recognition server module through the stored cloud private key factor management after the face comparison is successful and the certificate verification is passed, and transmits the second part signature calculation to the client module;
and the client module is used for calculating a final signature in the digital certificate carrier after receiving the second part of signature.
Preferably, the face recognition server module is in interactive connection with the authentication early warning module, and the authentication early warning module comprises a recognition verification module, a short message verification module and an online alarm module.
Preferably, the user generates a private key factor through a digital certificate carrier in the authentication and identification device module, and the client module collects face information through the SDK.
Preferably, the client module sends the collected face information to the face authentication server module through the authentication identification device module to request for registering the user.
Preferably, the face authentication server module is configured to generate a server-side private key factor according to cloud private key factor management after receiving the request information, calculate to generate a user public key, send an application to the CA module, generate a certificate through the certificate generation module after the CA module receives the request, register and authorize the certificate through the certificate registration module and the certificate authorization module, and send the generated certificate to the face recognition server module.
Preferably, the face recognition server module binds the face information with the certificate after receiving the certificate, and transmits the face information to the database to be stored in the face information table.
Preferably, the gateway application module is used for applications of mobile payment, mobile banking, enterprise intranet and electronic mail box.
Preferably, the identification and verification module verifies the user certificate comparison information, sends warning information to the user mobile phone through the short message verification module after four times of errors are compared, and notifies the application background server through the online alarm module after two consecutive days of verification that all errors occur.
(III) advantageous effects
Compared with the prior art, the invention provides a face recognition system based on a PKI system, which has the following beneficial effects:
when the face recognition system based on the PKI system is used, the face recognition system based on the PKI system is based on key segmentation storage and distributed collaborative signature of a signature algorithm, so that the problem that a certain leakage risk exists in an information protection mode is solved;
secondly, the client-side private key factor is stored in the digital certificate carrier through operation, the PIN is used for authorization, the server-side private key factor is stored in the face recognition server module, the face recognition algorithm is used for authentication, meanwhile, the fact that the signature result can be calculated only when all the two ends are verified is guaranteed, the final signature is calculated in the digital certificate carrier, and therefore the signature cannot be independently calculated at any end;
the invention adopts the face recognition and living body detection technology to enhance the safety of the system, thereby solving the problems that the personal digital certificate is lost and is used, and the private key is stored separately and possibly leaked.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a flow chart of user certificate application and issuance in the present invention;
FIG. 3 is a flow chart of user signature in 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.
Examples
Referring to fig. 1-3, the present invention provides a technical solution: the face recognition system based on the PKI system comprises a client module, an information receiving and transmitting module, an authentication recognition equipment module, a gateway application module, a face recognition server module, an authentication early warning module, a database and a CA module:
the client module comprises a PC client, a mobile communication client and a multifunctional terminal;
the client module is in interactive connection with the information transceiving module, the information transceiving module is in interactive connection with the authentication identification equipment module, and the authentication identification equipment module comprises a digital certificate carrier and a face recognition camera;
the authentication identification equipment module is in interactive connection with the face identification server module, and the face identification server module comprises a face identification algorithm, cloud private key factor management and collaborative signature operation;
the face recognition server module is interactively connected with a database, and the database comprises a face information table, a verification record table and an authority distribution table;
the face recognition server module is in interactive connection with the CA module, and the CA module comprises a certificate generation module, a certificate authorization module, a certificate registration module and an SSL encryption module;
the authentication identification equipment module is in interactive connection with the gateway application module, and the gateway application module comprises a mobile payment module, a mobile phone bank verification interface, an intranet verification interface and an electronic mailbox verification interface;
the digital certificate carrier calculates a first part signature by using a private key factor in the digital certificate carrier through a client module;
the client module collects face information of a user through the information transceiving module and the authentication identification equipment module, packs an original abstract, a first part signature, a user certificate and face data and sends the packed original abstract, the first part signature, the user certificate and the face data to the face identification server module to request face identification and collaborative signature;
the face recognition server module matches the registered user face information when the user applies for the certificate by the user certificate in the request, carries out face recognition comparison through a face recognition algorithm, verifies the user certificate, and after the face comparison is successful and the certificate verification is passed, the face recognition server module uses the stored cloud private key factor to manage and calculate a second part signature, and sends the second part signature to the client module after calculation;
and the client module is used for calculating a final signature in the digital certificate carrier after receiving the second part of signature.
In this embodiment, specifically: the face recognition server module is in interactive connection with the authentication early warning module, and the authentication early warning module comprises a recognition verification module, a short message verification module and an online alarm module; the identification verification module is used for identifying the comparison result of the user certificate, the short message verification module is used for sending short message verification, and the online alarm module is used for notifying and warning the background of the application server online.
In this embodiment, specifically: the user generates a private key factor through a digital certificate carrier in the authentication and identification equipment module, and the client module acquires face information through the SDK; the SDK is a package that provides program applications for clients.
In this embodiment, specifically: the client module sends the acquired face information to the face authentication server module through the authentication identification equipment module to request for registering the user; and the client reads the image information of the face recognition camera from the authentication recognition equipment module.
In this embodiment, specifically: the face authentication server module is used for generating a server-side private key factor according to cloud private key factor management after receiving the request information, calculating to generate a user public key and sending an application to the CA module, the CA module generates a certificate through the certificate generation module after receiving the request, registers and authorizes the certificate through the certificate registration module and the certificate authorization module, and the generated certificate is sent to the face recognition server module.
In this embodiment, specifically: and the face recognition server module binds the face information with the certificate after receiving the certificate, and transmits the face information and the certificate to a database to be stored in a face information table.
In this embodiment, specifically: the gateway application module is used for mobile payment, mobile banking, enterprise intranet and electronic mailbox application.
In this embodiment, specifically: the identification verification module verifies the comparison information of the user certificate, sends warning information to the user mobile phone through the short message verification module after four times of errors are compared, and notifies the application background server through the online alarm module after two consecutive days of verification that the errors are all wrong.
To sum up, the working principle and working process of the face recognition system based on the PKI system are that firstly, the application flow of the certificate in the invention is that the user generates a private key factor through a digital certificate carrier in an authentication recognition equipment module, a client module collects face information through an SDK and sends the collected face information to a face authentication server module through the authentication recognition equipment module to request to register the user, the face authentication server module receives the request information and manages and generates a server-side private key factor according to the cloud private key factor, a user public key is generated by calculation to send an application to a CA module, the CA module receives the request and then generates the certificate through a certificate generation module, the certificate is registered and authorized through a certificate registration module and a certificate authorization module, the generated certificate is sent to the face recognition server module, the face recognition server module receives the certificate and then binds the face information with the certificate, the signature process includes that a digital certificate carrier calculates a first part of signature by using a private key factor in the digital certificate carrier through a client module, the client module collects user face information through an information transceiving module and an authentication identification equipment module, simultaneously packs an original text abstract, the first part of signature, a user certificate and face data and sends the original text abstract, the first part of signature, the user certificate and the face data to a face identification server module to request face identification and cooperative signature, the face identification server module matches user face information registered when a user applies for a certificate through a user certificate in the request, carries out face identification comparison through a face identification algorithm and verifies the user certificate, when the face comparison is successful, after the certificate passes the verification, the face identification server module calculates a second part of signature by using the management of a stored cloud private key factor, and sends the second part of signature to the client module after calculation, the client module is used for calculating a final signature in a digital certificate carrier after receiving the second part of the signature, the identification verification module is used for identifying a comparison result of the user certificate, the short message verification module is used for sending a short message for verification, the online alarm module is used for notifying a warning application server background on line, the SDK in the client module is a program package for providing program application for the client, the gateway application module is used for mobile payment, mobile banking, intranet and electronic mailbox applications, the identification verification module is used for verifying the user certificate comparison information during signature verification, the short message verification module is used for sending warning information to a user mobile phone after comparing four errors, and the online alarm module is used for notifying the application background server after verifying errors on two days.
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. The face recognition system based on the PKI system comprises a client module, an information receiving and transmitting module, an authentication recognition equipment module, a gateway application module, a face recognition server module, an authentication early warning module, a database and a CA module, and is characterized in that:
the client module comprises a PC client, a mobile communication client and a multifunctional terminal;
the client module is interactively connected with the information transceiving module, the information transceiving module is interactively connected with the authentication identification equipment module, and the authentication identification equipment module comprises a digital certificate carrier and a face recognition camera;
the authentication identification equipment module is in interactive connection with the face identification server module, and the face identification server module comprises a face identification algorithm, cloud private key factor management and collaborative signature operation;
the face recognition server module is in interactive connection with the database, and the database comprises a face information table, a verification record table and an authority distribution table;
the face recognition server module is in interactive connection with the CA module, and the CA module comprises a certificate generation module, a certificate authorization module, a certificate registration module and an SSL encryption module;
the authentication identification equipment module is in interactive connection with the gateway application module, and the gateway application module comprises a mobile payment module, a mobile phone bank verification interface, an intranet verification interface and an electronic mailbox verification interface;
the digital certificate carrier utilizes a private key factor in the digital certificate carrier through the client module to calculate a first partial signature;
the client module collects face information of a user through the information transceiving module and the authentication identification equipment module, packs an original abstract, a first part signature, a user certificate and face data and sends the packed original abstract, the first part signature, the user certificate and the face data to the face identification server module to request face identification and collaborative signature;
the face recognition server module performs face recognition comparison by a face recognition algorithm according to user face information registered when a user certificate in a request is matched with a user application certificate, verifies the user certificate, performs second part signature calculation by the face recognition server module through the stored cloud private key factor management after the face comparison is successful and the certificate verification is passed, and transmits the second part signature calculation to the client module;
and the client module is used for calculating a final signature in the digital certificate carrier after receiving the second part of signature.
2. The PKI system based face recognition system as recited in claim 1, wherein: the face recognition server module is in interactive connection with the authentication early warning module, and the authentication early warning module comprises a recognition verification module, a short message verification module and an online alarm module.
3. The PKI system based face recognition system as recited in claim 1, wherein: the user generates a private key factor through a digital certificate carrier in the authentication and identification equipment module, and the client module collects face information through the SDK.
4. The PKI system based face recognition system as recited in claim 1, wherein: the client module sends the collected face information to the face authentication server module through the authentication identification equipment module to request for registering the user.
5. The PKI system based face recognition system as recited in claim 4, wherein: the face authentication server module is used for generating a server-side private key factor according to cloud private key factor management after receiving the request information, calculating to generate a user public key and sending an application to the CA module, the CA module generates a certificate through the certificate generation module after receiving the request, registers and authorizes the certificate through the certificate registration module and the certificate authorization module, and the generated certificate is sent to the face recognition server module.
6. The PKI system based face recognition system as recited in claim 5, wherein: and the face recognition server module binds the face information with the certificate after receiving the certificate, and transmits the face information and the certificate to a database to be stored in a face information table.
7. The PKI system based face recognition system as recited in claim 1, wherein: the gateway application module is used for mobile payment, mobile banking, enterprise intranet and electronic mailbox application.
8. The PKI system based face recognition system as recited in claim 2, wherein: the identification verification module verifies the user certificate comparison information, sends warning information to a user mobile phone through the short message verification module after four times of errors are compared, and notifies an application background server through the online alarm module after two consecutive days of verification that the errors are all wrong.
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