Term:Attack

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CNSSI 4009

Attack - Attempt to gain unauthorized access to an IS's services, resources, or information, or the attempt to compromise an IS's integrity, availability, or confidentiality.

GAO-09-232G

Attack - Attempt to gain unauthorized access to an information system's services, resources, or information, or the attempt to compromise an information system's integrity, availability, or confidentiality.

NIST SP 800-28v2

Attack - The realization of some specific threat that impacts the confidentiality, integrity, accountability, or availability of a computational resource.

NIST SP 800-63v1.0.2

Attack - An attempt to obtain a subscriber's token or to fool a verifier into believing that an unauthorized individual possess a claimant's token.

NIST SP 800-82 Final Draft

Attack - An attempt to gain unauthorized access to system services, resources, or information, or an attempt to compromise system integrity, availability, or confidentiality.[National Information Assurance (IA) Glossary, CNSS Instruction no. 4009, revised June 2006.]

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