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Glossary: Identity and Access Management

MFA (multifactor authentication)

Also written: multifactor authentication, MFA

Sign-in that needs proofs from two or more different factor categories, such as Priya's password (know) plus a code from her phone (have). A password plus a security question is two steps but only one factor.

Where the book teaches it

Related terms

authentication factortwo-step sign-inOTP (one-time password)passkey