Two-Factor Authentication (2FA) Or Multifactor Authentication (MFA)? That Is The Question
Forrester, October 29th, 2019
October 29, 2019,
Volume 259, Issue 5

We, as security practitioners, need to be mindful about what we mean when we say '2FA' or 'MFA.' These terms are often used interchangeably

"The confusion is understandable, since 2FA is a subset of MFA. However, just like Halloween candy, MFA (including 2FA) comes in many flavors. Let's unpack these terms and consider the various options.

MFA offers three factors to prove identity, plus additional attributes to further support the claim:..."

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