Multi-factor authentication (MFA) is a security system that requires more than one method of authentication from independent categories of credentials to verify the user’s identity for a login or other transaction1. It is a security enhancement that requires the user to provide two or more verification factors to gain access to a resource such as an application, online account, or a VPN2. The factors fall into three categories: something the user knows (such as a password or PIN), something the user has (such as a smart card or a security token), and something the user is (such as a fingerprint or other biometric data).

MFA is a security measure that can help protect against unauthorized access to your data and applications. It is recommended to use MFA for all our accounts that support it, especially for our sensitive accounts such as banking, email, and social media.

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