"Real-name authentication" and "identity verification" guarantee the exclusive rights and control rights of electronic signatures and are necessary conditions for reliable electronic signatures. Real-name authentication requires a huge database of citizen or corporate information as support, and the information must be verified by official data.

1. Personal real-name authentication. The National Citizen ID Number Inquiry Service Center provides Internet real-name AP interface channels for the majority of Internet companies. Companies can access the NCIIC database through the interface for real-name authentication. Second, bank card real-name authentication refers to the enterprise’s real-name authentication system, which is connected to the UnionPay system interface and calls bank card information for real-name judgment. Third, elD real-name authentication. e1D is an online identity issued to citizens by the "Ministry of Public Security Citizen Online Identification System", which can remotely identify identities without leaking identity information. e1D is different from the second generation ID card used for offline identification and is used for online identification. Fourth, face recognition authentication is verified through face recognition technology. Facial recognition is a biometric identification technology that performs identity authentication based on a person's facial features. The biggest feature of the technology is that it can avoid the leakage of personal information and use a non-contact method for identification. 5. Enterprise real-name authentication. The materials that need to be submitted include business license, organization code certificate, ID card of the person in charge, and corporate power of attorney stamped with the company's official seal, etc.