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Verifier

nounverified·updated May 9, 2026

An entity that verifies the Claimant’s identity by verifying the Claimant’s possession and control of a token using an authentication protocol. To do this, the Verifier may also need to validate credentials that link the token and identity and check their status.

Framework senses

NISTIR 7298: Glossary of Key Information Security Terms, Revision 22 sensesview framework →
§1
An entity that verifies the Claimant’s identity by verifying the Claimant’s possession and control of a token using an authentication protocol. To do this, the Verifier may also need to validate credentials that link the token and identity and check their status.
§2 · sense_2_pending_review
An entity which is or represents the entity requiring an authenticated identity. A verifier includes the functions necessary for engaging in authentication exchanges.
NIST SP 800-631 senseview framework →
§1
An entity that verifies the Claimant’s identity by verifying the Claimant’s possession and control of a token using an authentication protocol. To do this, the Verifier may also need to validate credentials that link the token and identity and check their status.
FIPS PUB 1961 senseview framework →
§1
An entity which is or represents the entity requiring an authenticated identity. A verifier includes the functions necessary for engaging in authentication exchanges.
Wordset Dictionary1 senseview framework →
§1
someone who vouches for another or for the correctness of a statement
Legacy lexicon import1 senseview framework →
§1 · legacy_primary
An entity that verifies the Claimant’s identity by verifying the Claimant’s possession and control of a token using an authentication protocol. To do this, the Verifier may also need to validate credentials that link the token and identity and check their status.
DR-088 backfill from the noun definition column