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Google Authenticator is a software-based authenticator by Google. ... the site provides a shared secret key to the user over a secure channel, to be stored in the ...
Click the + button at the top-left of Authenticator. Add the secret 2FA key to Authenticator using either one of these methods: Use Authenticator to take a screenshot of the QR code: Click the QR code button at the top-right of Authenticator. Position your pointer before the top-left corner of the QR code from "Step 2" of the 2FA setup page.
If you no longer have your Security Key, use these steps: Go to the Sign-In Helper. Sign in and go to the AOL Account Security page. Turn off Security Key 2-Step Verification. When you get your Security Key back or get a new key, you can re-enable 2-Step Verification in your Account Security settings.
4. Select Authenticator app for your 2-step verification method.-To see this option, you'll need to have at least 2 recovery methods on your account . 5. Click Continue. 6. Scan the QR code using your authenticator app. 7. Click Continue. 8. Enter the code shown in your authenticator app. 9. Click Done. Sign in with 2-step for authenticator app. 1.
Hardware authentication security keys. Multi-factor authentication (MFA; two-factor authentication, or 2FA, along with similar terms) is an electronic authentication method in which a user is granted access to a website or application only after successfully presenting two or more pieces of evidence (or factors) to an authentication mechanism.
Both the authenticator and the authenticatee compute the TOTP value, then the authenticator checks whether the TOTP value supplied by the authenticatee matches the locally generated TOTP value. Some authenticators allow values that should have been generated before or after the current time in order to account for slight clock skews , network ...
Google Authenticator: Yes No No No Yes Yes No No No No No No No Yandex Key [11] Simple app for phones from Russian company Yes, manually, for 1 year No No No Yes Yes No No Unknown Unknown Unknown Unknown Unknown IBM Security Verify Unknown No No No Yes Yes No No Unknown Unknown Yes Unknown Unknown Microsoft Authenticator Yes ...
Since an attacker could use this secret to impersonate the user, an authenticator secret must be protected from theft or loss. The type of secret is an important characteristic of the authenticator. There are three basic types of authenticator secret: a memorized secret and two types of cryptographic keys, either a symmetric key or a private key.