Articles 5 to 8 of the Electronic Signature Law stipulate that electronic contracts that lock the true identity of the signatory, effectively prevent document tampering, and accurately record the signing time shall be legally recognized. It can be said that real-name authentication is a prerequisite for the legality and validity of electronic contracts.

What is real-name authentication? It is through certain technical means to complete the confirmation of the identity of the contracting parties. Real-name authentication is one of the core technologies of electronic signature, which can ensure the true identity of the electronic signature user, ensure that the signature behavior is the true behavior and true will expression of the corresponding subject, and avoid the hidden danger of fraudulent use and abuse of the signature.

Take signing an electronic contract with confidence as an example, the materials provided by individual and enterprise users are different.

There are five ways to authenticate individual users:

① Comparison of two elements of public security (real name verification of the Ministry of Public Security): comparison of names and ID numbers in the public security database.

② Bank card comparison with three elements: data comparison service with three elements (name, ID number and bank card number).

③ Four elements comparison of bank cards: four elements (name, ID number, bank card number and reserved mobile phone number) comparison service.

④ Comparison of three factors of operators: name, ID number, real name of ID card, mobile phone number and operator database.

⑤ Face recognition authentication: ID OCR, in-vivo detection and photo comparison.

Enterprise user authentication can choose the authentication method according to its own situation:

① Comparison of enterprise industrial and commercial information: enterprise name, credit code and legal person name are compared with the database of the General Administration of Market Supervision.

② Comparison of enterprise industrial and commercial information+legal representative public security two elements: comparison of enterprise name, credit code and legal person name with the database of the General Administration of Market Management+comparison of legal representative name and ID number with the public security database.

③ Enterprise business information comparison+legal representative's bank card: enterprise name, credit code and legal person name are compared with the database of the General Administration of Markets+legal representative's three elements (name, ID number and bank card number) data comparison service.

④ Business information comparison of enterprises+bank card comparison of legal representative: enterprise name, credit code and legal person name are compared with the database of the General Administration of Markets+four elements of legal representative (name, ID number, bank card number and reserved mobile phone number) comparison service.

⑤ Comparison of industrial and commercial information of enterprises+comparison of three elements of legal representative and operator: comparison of enterprise name, credit code and legal person name with the database of General Administration of Markets+comparison of legal representative name, ID number, real name of ID card and mobile phone number with the database of operators.

⑥ Comparison of industrial and commercial information of enterprises+face recognition and authentication of legal representative: comparison of enterprise name, credit code and legal person name with the database of the General Administration of Market Supervision+OCR comparison of legal representative's ID card, and comparison of live detection portrait.

⑦ Verification of corporate payment: the third-party payment institution randomly transfers money to the only corporate account between 1-99.

(8) Enterprise business information comparison+enterprise payment verification: enterprise name, credit code and legal person are compared with the database of the General Administration of Market Management+third-party payment institutions randomly transfer money to the unique enterprise account between 1-99.