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intrusion

nouncandidate·updated May 9, 2026

Unauthorized act of bypassing the security mechanisms of a system.

Framework senses

National Initiative for Cybersecurity Careers and Studies (NICCS) Cybersecurity Lexicon1 senseview framework →
§1
An unauthorized act of bypassing the security mechanisms of a network or information system.
NISTIR 7298: Glossary of Key Information Security Terms, Revision 21 senseview framework →
§1
Unauthorized act of bypassing the security mechanisms of a system.
CNSSI-4009 (Glossary of Information Assurance Terms)1 senseview framework →
§1
Unauthorized act of bypassing the security mechanisms of a system.