None

  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.
Source(s):
CNSSI 4009-2015 NIST SP 800-63-2

  The entity that verifies the authenticity of a digital signature using the public key.
Source(s):
NIST SP 800-102 under Verifier
NIST SP 800-89 under Verifier

  The Bluetooth device that validates the identity of the claimant during the Bluetooth connection process.
Source(s):
NIST SP 800-121 Rev. 2 under Verifier
NIST SP 800-121 Rev. 1 under Verifier [Superseded]

  An entity that verifies the claimant’s identity by verifying the claimant’s possession and control of one or two authenticators using an authentication protocol. To do this, the verifier may also need to validate credentials that link the authenticator(s) to the subscriber’s identifier and check their status.
Source(s):
NIST SP 1800-17b under Verifier
NIST SP 800-63-3 under Verifier

  The party trying to assess the authenticity of an identity
Source(s):
NISTIR 7682 under Verifier

  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.
Source(s):
NIST SP 800-63-2 under Verifier [Superseded]