What are the common digital authentication methods?

Authentication tools EID, static password, smart card short message password, dynamic password, USBKEY7, etc.

Digital authentication certificate is an encryption technology based on digital certificate, which can encrypt and decrypt the information transmitted on the network, digitally sign and verify the signature, and ensure the security and integrity of the information transmitted on the network.

Necessity

Thanks to the technology of Internet e-commerce system, customers who shop online can get the information of businesses and enterprises very conveniently and easily, but at the same time, it also increases the risk of abusing some sensitive or valuable data.

In order to ensure the security and confidentiality of online electronic transactions and payments, and prevent fraud in the process of transactions and payments, it is necessary to establish a trust mechanism on the Internet. This requires that both buyers and sellers involved in e-commerce must have legal identities and can be effectively and correctly verified online.

Baidu encyclopedia-digital authentication