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What's the Difference Between 2FA and MFA? | UpGuard

Two-factor authentication (2FA) is a type of multi-factor authentication (MFA). Both authentication solutions provide additional account security by requiring additional factors of authentication. To understand how exactly 2FA and MFA differ, it’s firstly important to understand the concepts of authentication and factors of authentication.

https://www.upguard.com/blog/two-factor-authentication is a type of multi-factor authentication (MFA) that verifies end users’ identities based on two factors before granting access to online accounts.

Below is a summary of the difference between 2FA and MFA: 2FA is a subset of MFA All instances of 2FA are instances of MFA.