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Add an extra security step to sign into your account with 2-step verification. Find out how to turn on 2-step verification and receive a verification code, and how to turn off 2-step verification if you need to. Use 2-step with phone verification
The app is first installed on a smartphone to use Authenticator. It must be set up for each site with which it is to be used: the site provides a shared secret key to the user over a secure channel, to be stored in the Authenticator app. This secret key will be used for all future logins to the site. To log into a site or service that uses two-factor authentication and supports Authenticator ...
There are two methods of using a telephone to verify a user’s authentication. With the first method, a service provider shows an OTAC on the computer or smartphone screen and then makes an automatic telephone call to a number that has already been authenticated. Then the user enters the OTAC that appears on their screen into the telephone keypad.
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.
If you use a 3rd-party email app to access your AOL Mail account, you may need a special code to give that app permission to access your AOL account. Learn how to create and delete app passwords.
A transaction authentication number (TAN) is used by some online banking services as a form of single use one-time passwords (OTPs) to authorize financial transactions.
A security token is a peripheral device used to gain access to an electronically restricted resource. The token is used in addition to, or in place of, a password. [1] Examples of security tokens include wireless key cards used to open locked doors, a banking token used as a digital authenticator for signing in to online banking, or signing ...
Having trouble signing in? Find out how to identify and correct common sign-in issues like problems with your username and password, account locks, looping logins, and other account access errors.