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two-factor authentication
[ too-fak-ter aw-then-ti-key-shuhn ]
noun
, Digital Technology.
- a process of establishing identity and verifying permission to access an electronic device or computer network that requires two different forms of authorization, such as a password and a fingerprint scan. : 2FA
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Word History and Origins
Origin of two-factor authentication1
First recorded in 1990–95
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