Valid electronic credential generation and public verification method, device and system

An electronic and credential technology, applied in the information field, can solve problems such as identity verification and embezzlement by tax authorities

Active Publication Date: 2017-05-17
北京天宁信安科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The above verification methods can only be verified online, and the electronic certificate issuer can only be identified by a unique code, so there is a suspicion that the illegal electronic certificate issuer steals other people's codes for invoicing
In addition, there is no verification of the identity of the tax authority, and there are certain loopholes in the phenomenon of posing as a tax authority to issue invoices.

Method used

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  • Valid electronic credential generation and public verification method, device and system
  • Valid electronic credential generation and public verification method, device and system
  • Valid electronic credential generation and public verification method, device and system

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0123] figure 1 It is a flow chart of the method for generating a blank electronic certificate provided in the first embodiment of the present invention. The method for generating a blank electronic certificate provided in this embodiment is used to generate a blank electronic certificate, such as figure 1 As shown, the method includes:

[0124] Steps for generating blank electronic credential identification information (step 101 to step 103):

[0125] Step 101: Generate first electronic credential information based on at least the preset electronic credential face information, electronic credential issuer public key, and electronic credential issuer name;

[0126] The electronic voucher face information includes one or any combination of two or more of the following information:

[0127] Electronic certificate code, electronic certificate number, electronic certificate type, name of electronic certificate issuing authority, electronic certificate quota, electronic certifica...

Embodiment approach

[0154] The step 103 further includes: generating a blank electronic certificate together with the first electronic certificate information, the public key of the electronic certificate issuing authority, the signature of the issuing authority, and the public key of the electronic certificate issuer; the public key of the electronic certificate issuing authority is any authority The issued valid public key corresponding to the private key. The generation and issuance of the public and private keys of the electronic certificate authority and the public and private key of the electronic certificate issuer can be completed by the electronic certificate authority itself, or can be entrusted to a trusted third-party organization.

[0155] It can be seen that in this embodiment, the blank electronic certificate is any combination of the first electronic certificate information, the public key of the electronic certificate issuing authority, the signature of the issuing authority, the ...

Embodiment 2

[0169] figure 2 It is a flow chart of the method for generating a valid electronic credential provided in the second embodiment of the present invention. The method for generating a valid electronic credential provided in this embodiment is used to generate a valid electronic credential, such as figure 2 As shown, the method includes:

[0170] Valid electronic credential identification information generation steps (step 201 to step 203):

[0171] Step 201: The electronic certificate issuer generates second electronic certificate information for describing the specific content of the electronic certificate;

[0172] The second electronic credential information is used to describe the specific content of the electronic credential, including but not limited to the time when the electronic credential was issued, the buyer’s name, the buyer’s identification number, the buyer’s address, the buyer’s phone number, the buyer’s bank, and the buyer’s account number , product name, la...

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PUM

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Abstract

The present invention discloses a valid electronic credential generation and public verification method, device and system. The valid electronic credential generation method is configured to generate valid electronic credentials according to blank electronic credentials. The valid electronic credential generation method comprises: a valid electronic credential identification information generation step: an electronic credential issuing party generates second electronic credential information configured to describe the concrete content of the electronic credential, any information of the blank electronic credentials and the second electronic credential information are combined to form third electronic credential information, a second signature algorithm is called to perform signature of the third electronic credential information through adoption of the private key of the electronic credential issuing party and generate the signature of the electronic credential issuing party; and the valid electronic credential generation step: a valid electronic credential is generated according to the blank electronic credentials, the second electronic credential information and the electronic credential issuing party. According to the embodiment of the invention, the valid electronic credential generation and public verification method, device and system enhance the antifalsification of the electronic credentials, have the advantages of sharing usage prevention and unconventional usage prevention, reduce the difficulty of the electronic credential verification and have the easy verification feature.

Description

technical field [0001] The invention relates to the field of information technology, in particular to a method, device and system for generating and publically verifying effective electronic credentials. Background technique [0002] With the development of Internet electronic transactions, financial auditing, and enterprise informatization, it has become a trend to use paperless electronic vouchers for payment, settlement and accounting in the process of business data transfer, and electronic vouchers are gradually replacing traditional paper vouchers. , the application is more and more extensive. Electronic certificates are based on computers and modern communication technologies, store information in the computer system in the form of data, and realize the functions of traditional paper certificates through network transmission. [0003] At present, there are many kinds of vouchers in circulation, such as invoices (issued by the State Taxation Bureau or invoices, invoice...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L9/32
CPCH04L9/3249H04L2209/56
Inventor 李凤华刘杨谢绒娜陈丽花
Owner 北京天宁信安科技有限公司
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