Two-factor authentication

nouncandidate·updated May 9, 2026

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The use of two independent mechanisms for authentication, (e.g., requiring a smart card and a password) typically the combination of something you know, are or have

MWE

Classifications

per-axis with provenance

Entity Type

Control92%llm-generatedllm:claude-haiku-4-5

?unassignedlast reviewed —

Sensitivity

unclassified

Information Class

unclassified

Variants

3 surface forms

plural: Two-factor authentications
possessive: Two-factor authentication's
pluralpossessive: Two-factor authentications'

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