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  2. Personal unblocking key - Wikipedia

    en.wikipedia.org/wiki/Personal_unblocking_key

    A personal unblocking key ( PUK ), sometimes called personal unblocking code ( PUC ), is used in SIM cards to reset a personal identification number (PIN) that has been lost or forgotten. Most mobile phones offer the feature of PIN protection. After switching on the phone, if the PIN security function is active, the user is required to enter a ...

  3. Personal identification number - Wikipedia

    en.wikipedia.org/wiki/Personal_identification_number

    Personal identification number. A personal identification number ( PIN ), or sometimes redundantly a PIN number or PIN code, is a numeric (sometimes alpha-numeric) passcode used in the process of authenticating a user accessing a system. The PIN has been the key to facilitating the private data exchange between different data-processing centers ...

  4. RSA SecurID - Wikipedia

    en.wikipedia.org/wiki/RSA_SecurID

    Description RSA SecurID token (older style, model SD600) RSA SecurID token (model SID700) RSA SecurID (new style, SID800 model with smartcard functionality) The RSA SecurID authentication mechanism consists of a "token"—either hardware (e.g. a key fob) or software (a soft token)—which is assigned to a computer user and which creates an authentication code at fixed intervals (usually 60 ...

  5. Add or disable 2-step verification for extra security - AOL Help

    help.aol.com/articles/2-step-verification...

    The phone number we contact you with may be different each time. Enable 2-step for phone. 1. Sign in to your Account Security page. 2. Next to "2-Step Verification," click Turn on. 3. Select Phone number for your 2-step verification method. 4. Follow the on-screen prompts to complete the process. Sign in with 2-step for phone. 1.

  6. Automated teller machine - Wikipedia

    en.wikipedia.org/wiki/Automated_teller_machine

    The product was released as the Identikey. It was a card reader and customer identification system, providing a terminal with plastic card and PIN capabilities. The Identikey system consisted of a card reader console, two customer PIN pads, intelligent controller and built-in electronic interface package.

  7. Access AOL Mail on mobile devices - AOL Help

    help.aol.com/articles/aol-mail-mobile-mail

    With the app version of AOL Mail, you'll be able to add accounts, send mail, organize your mailbox, and more on either Android or iOS. Use AOL Mail on an iOS device If you want to use the email app that comes with your iOS device, just add your AOL Mail account through your device's settings .

  8. Multi-factor authentication - Wikipedia

    en.wikipedia.org/wiki/Multi-factor_authentication

    Account recovery typically bypasses mobile-phone two-factor authentication. [failed verification] Modern smartphones are used both for receiving email and SMS. So if the phone is lost or stolen and is not protected by a password or biometric, all accounts for which the email is the key can be hacked as the phone can receive the second factor.

  9. Comparison of OTP applications - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_OTP_applications

    Comparison of OTP applications. The following is a general comparison of OTP applications that are used to generate one-time passwords for two-factor authentication (2FA) systems using the time-based one-time password (TOTP) or the HMAC-based one-time password (HOTP) algorithms.