Multi‑Factor Authentication (MFA)

Authentication requiring two or more distinct factors (knowledge, possession, inherence) to establish confidence in identities.

#auth#identity#nist

Last updated: 2025-09-07T00:00:00.000Z

Evidence

NIST NIST SP 800‑63B Normative evidence
pages.nist.gov

More context

MFA combines independent authenticators to reduce risk from single‑factor compromise.