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attack signature

nouncandidate·updated May 12, 2026

A characteristic byte pattern used in malicious code or an indicator, or set of indicators, that allows the identification of malicious network activities.

Framework senses

National Initiative for Cybersecurity Careers and Studies (NICCS) Cybersecurity Lexicon1 senseview framework →
§1 · extended_definition_available
A characteristic or distinctive pattern that can be searched for or that can be used in matching to previously identified attacks.
Federal Financial Institutions Examination Council (FFIEC) IT Examination Handbook Infobase, Glossary1 senseview framework →
§1
A specific sequence of events indicative of an unauthorized access attempt.
NISTIR 7298: Glossary of Key Information Security Terms, Revision 22 sensesview framework →
§1
A specific sequence of events indicative of an unauthorized access attempt.
§2 · sense_2_pending_review
A characteristic byte pattern used in malicious code or an indicator, or set of indicators, that allows the identification of malicious network activities.
CNSSI-4009 (Glossary of Information Assurance Terms)1 senseview framework →
§1
A characteristic byte pattern used in malicious code or an indicator, or set of indicators, that allows the identification of malicious network activities.
NIST SP 800-121 senseview framework →
§1
A specific sequence of events indicative of an unauthorized access attempt.