Noun
one who determines authenticity (as of works of art) or who guarantees validity
Source: WordNetAuth0 Guardian is like Google Authenticator but without the friction. Source: Internet
For government agencies, contractors, and organizations, Duo and the YubiKey together meet the federal guidelines outlined in NIST 800-63-3 AAL3—the highest Authenticator Assurance Level. Source: Internet
I was with Authenticator Plus for several weeks, and the primary reason why I returned to Authy was because I had updated to the Android N preview for the new OS being released by Google this year. Source: Internet
Jakob Ehrensvard, Yubico CTO, introduces the concept of an authenticator that can work with any number of services, with no shared secrets. Source: Internet
Authentication codes generated by third-party TOTP-compliant apps such as Google Authenticator and many others are completely separated from the payment/merchant information. Source: Internet
Go to Settings -> Authenticator to get started. Source: Internet