noun
- the process of proving or verifying that something is genuine or valid
- the process of verifying the identity of a user or system, especially in computing
Usage: computing; technology
Examples
- The museum required authentication of the painting before purchasing it.
- Two-factor authentication adds an extra layer of security to your account.
- The document needed authentication from a notary public.
- Biometric authentication uses fingerprints or facial recognition.
- The authentication process failed because the password was incorrect.
- Art experts performed authentication tests on the suspected forgery.
- Multi-factor authentication is now standard for online banking.