AuthenticationAuthentication Verifying the identity of a user, process, or device, often as a prerequisite to allowing access to a system’s resources. makes use of one or more factors of authentication: something you know (e.g., a password), something you have (e.g., your smartphone), or something you are (e.g., a fingerprint). Multi-Factor AuthenticationMFA Authentication makes use of one or more factors of authentication: something you know (e.g., a password), something you have (e.g., your smartphone), or something you are (e.g., a fingerprint). Multi-Factor Authentication (MFA) makes use of two or more factors when authenticating you. (MFAMFA Authentication makes use of one or more factors of authentication: something you know (e.g., a password), something you have (e.g., your smartphone), or something you are (e.g., a fingerprint). Multi-Factor Authentication (MFA) makes use of two or more factors when authenticating you.) makes use of two or more factors when authenticating you.
