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Computer Security Resource Center

Computer Security Resource Center

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Online Guessing Attack

Definition(s):

  An attack in which an attacker performs repeated logon trials by guessing possible values of the authenticator output.
Source(s):
NIST SP 800-63-3

  An attack in which an Attacker performs repeated logon trials by guessing possible values of the token authenticator.
Source(s):
NIST SP 800-63-2 [Superseded]