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Computer Security Resource Center

Computer Security Resource Center

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Identity authentication

Definition(s):

  The process of providing assurance about the identity of an entity interacting with a system; also see Source authentication.
Source(s):
NIST SP 800-175B Rev. 1

  The process of providing assurance about the identity of an entity interacting with a system (e.g., to access a resource). Sometimes called entity authentication.
Source(s):
NIST SP 800-57 Part 1 Rev. 5

  The process of providing assurance about the identity of an entity interacting with a system (e.g., to access a resource). Sometimes called entity authentication. Compare with source authentication.
Source(s):
NIST SP 800-133 Rev. 2