authentication
/ɔːˌθɛntɪˈkeɪʃən/
noun
- The process of proving that something is real, true, or genuine.
- Biometric authentication, like fingerprint scanning, is now common on smartphones.
- The website requires two-factor authentication for extra security.
- The art dealer performed a thorough authentication of the ancient vase.
- Proof or evidence that something is genuine.
- The museum requested authentication from a recognized expert before displaying the artifact.
- The certificate of authentication came with the signed baseball.
- Without proper authentication, the email was flagged as suspicious.
Antonyms