User authentication refers to identifying a user or entity and verifying that they are allowed access to restricted access. Â The most common way of identifying a user is through the use of a username and static password. Â Sometimes this refers to the CAPTCHA process of authenticating a user as human. In network security, user authentication refers to identifying a user along with which level of authorization their account may receive.
Related Terms:
- Out-of-Band Authentication
- Biometric Authentication
- Pass Code
- Two Factor Authentication – Dual Factor Authentication (2FA)
- Two Factor Authentication Token
