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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.
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.
Google Authenticator is a software-based authenticator by Google. It implements multi-factor authentication services using the time-based one-time password (TOTP; specified in RFC 6238) and HMAC-based one-time password (HOTP; specified in RFC 4226), for authenticating users of software applications.
Sign in to the AOL Account Security page.; Scroll to the bottom of the page. First add a new email or phone number. Enter your new recovery info and follow the on-screen prompts.
Edit the Login Approvals section. Click on "Using an Android or iPhone? Set up Code Generator", and click on the "Having trouble?" button. Click "Get key". On your device running Google Authenticator, prepare to set up a new account in the Authenticator. In Android, this is Menu > Set up account > Enter key provided.
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.
Maintained by RedHat, and based on Google Authenticator. No No No No Yes Yes No No Yes Yes Yes No No oathtool [18] Command-line tool for generating OTP tokens. No No No Yes No No No FreeBSD [19], NetBSD [20], OpenBSD [21] Yes Yes Yes Yes Unknown privacyIDEA Authenticator [22] For use with privacyIDEA Authentication Server, with a secure ...
The authentication server encrypts a challenge (typically a random number, or at least data with some random parts) with a public key; the device proves it possesses a copy of the matching private key by providing the decrypted challenge. Time-synchronized, one-time passwords change constantly at a set time interval; e.g., once per minute.