two-factor authentication

[ too-fak-ter aw-then-ti-key-shuhn ]

noun

, Digital Technology.

1. 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

Word History and Origins

Origin of two-factor authentication¹

First recorded in 1990–95

Example Sentences

While Sawusch was under the influence, Flores changed the two-factor authentication on Sawusch’s brokerage account to go to Flores’ phone, then initiated two $1-million wire transfers that ended up in his and Moore’s bank accounts.

From Los Angeles Times

Regularly update passwords, avoid easily guessable information like birthdays and enable two-factor authentication.

From Salon

Beyond that, experts say it’s extremely important to sign up for two-factor authentication.

From Los Angeles Times

It’s the two-factor authentication that’s been at the heart of our nation’s defense for decades.

From Los Angeles Times

While Sawusch was under the influence, Flores changed the two-factor authentication on Sawusch’s brokerage account to go to Flores’ phone, then initiated two $1-million wire transfers that ended up in his and Moore’s bank accounts.

From Los Angeles Times