Digital certificate is a string of numbers that can display the identity information of network users, and provides a way to verify the identity of network users on the computer network, so digital certificate is also called digital identification.

Digital certificates are equivalent to social identity cards. If users install digital certificates in the process of e-commerce, even if personal information such as accounts or passwords are stolen, the security of information and funds in accounts can still be effectively guaranteed.

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Characteristics of digital certificates:

1, security. When users apply for certificates, they will have two different certificates, one for the work computer and the other for verifying the user's information interaction, so that even if someone steals the certificate, they can't get the user's account information, and the account information is guaranteed.

2. unique. Digital certificates give users corresponding access rights according to their identities. If you log in to another computer, the user can't operate without a certificate backup, and can only view the account information.

3. Convenient. Users don't need to master the encryption technology or principle, but directly carry out security protection through digital certificates, which is very convenient and efficient.

Baidu encyclopedia-digital sign