Identity authentication is the process of determining if users should have access to specific actions or services.
Frequently asked questions
What methods are used to authenticate identity?
Some of the most common ways to authenticate identity include passwords, two-factor authentication (2FA), and knowledge-based authentication (KBA).
What are the 3 types of authentication?
The three main types of authentication are:
- Something you know. This includes passwords, PINs, and knowledge-based questions.
- Something you have: This includes unique codes sent via SMS or authenticator apps that generate a new passcode for each user session.
- Something you are. This includes biometrics, such as fingerprints, facial scans, or voice ID.