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  2. 3-D Secure - Wikipedia

    en.wikipedia.org/wiki/3-D_Secure

    In addition, the workflow for authentication is designed so that it no longer requires redirects to a separate page, and can also activate out-of-band authentication via an institution's mobile app (which, in turn, can also be used with biometric authentication). 3-D Secure 2.0 is compliant with EU "strong customer authentication" mandates.

  3. Merchant plug-in - Wikipedia

    en.wikipedia.org/wiki/Merchant_plug-in

    A merchant plug-in (MPI) is a software module designed to facilitate 3-D Secure verifications to help prevent credit card fraud. [1] The MPI identifies the account number and queries the servers of the card issuer (Visa, MasterCard, or JCB International) to determine if it is enrolled in a 3D-Secure program and returns the web site address of the issuer access control server (ACS) if it is ...

  4. Strong customer authentication - Wikipedia

    en.wikipedia.org/wiki/Strong_customer_authentication

    Strong customer authentication (SCA) is a requirement of the EU Revised Directive on Payment Services (PSD2) on payment service providers within the European Economic Area. The requirement ensures that electronic payments are performed with multi-factor authentication , to increase the security of electronic payments. [ 1 ]

  5. Why am I asked to verify my account after signing in?

    help.aol.com/articles/why-am-i-asked-to-verify...

    If there's something unusual about your sign in or recent activity, we'll ask you to go through another verification step after you've entered the correct password.

  6. Biometric device - Wikipedia

    en.wikipedia.org/wiki/Biometric_device

    Biometric Island examining facial image 2D and 3D, voice timbre, and verifying handwritten signature Accuracy is a major issue with biometric recognition. Passwords are still extremely popular, because a password is static in nature, while biometric data can be subject to change (such as one's voice becoming heavier due to puberty, or an ...

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

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

    Important - You may not see this option as it yet available for all accounts. 1. Sign in to your Account Security page. 2. Next to "2-Step Verification," click Turn on 2SV. 3. Click Get started. 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.

  8. Reauthenticate your AOL Mail account in third-party email ...

    help.aol.com/articles/reauthenticate-your-aol...

    If you're having issues sending and receiving emails for your AOL Mail account in a third-party email application, you may need to reauthenticate your account by removing and re-entering your password or removing and re-adding your AOL Mail account. Get the steps for common third-party email applications.

  9. Authenticator - Wikipedia

    en.wikipedia.org/wiki/Authenticator

    Whereas a password is a shared secret that is transmitted over the network, the SSH passphrase is not shared, and moreover, use of the passphrase is strictly confined to the client system. Authentication via SSH is an example of passwordless authentication since it avoids the transmission of a shared secret over the network. In fact, SSH ...