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Computer Security Incident

Abbreviations / Acronyms / Synonyms:

cybersecurity incident
incident

Definitions:

  An occurrence that actually or imminently jeopardizes, without lawful authority, the integrity, confidentiality, or availability of information or an information system; or constitutes a violation or imminent threat of violation of law, security policies, security procedures, or acceptable use policies.
Sources:
CNSSI 4009-2022 under incident from 44 U.S.C., Sec. 3552

  Anomalous or unexpected event, set of events, condition, or situation at any time during the life cycle of a project, product, service, or system.
Sources:
NIST SP 800-160v1r1 under incident from ISO/IEC/IEEE 15288:2015

  An occurrence that actually or imminently jeopardizes, without lawful authority, the confidentiality, integrity, or availability of information or an information system; or constitutes a violation or imminent threat of violation of law, security policies, security procedures, or acceptable use policies.
Sources:
NIST SP 800-171r3 under incident from 44 U.S.C., Sec. 3552
NIST SP 800-37 Rev. 2 under incident from 44 U.S.C., Sec. 3552
NIST SP 800-53 Rev. 5 under incident from PL 113-283 (FISMA)

  An occurrence that actually or potentially jeopardizes, without lawful authority, the confidentiality, integrity, or availability of information or an information system; or constitutes a violation or imminent threat of violation of security policies, security procedures, or acceptable use policies.
Sources:
NIST SP 800-128 under incident from 44 U.S.C., Sec. 3552

  An occurrence that actually or imminently jeopardizes, without lawful authority, the integrity, confidentiality, or availability of information or an information system; or constitutes a violation or imminent threat of violation of law, security policies, security procedures, or acceptable use policies.
Sources:
NIST SP 800-61r3 under cybersecurity incident from PL 113-283 (FISMA)

  An occurrence that actually or imminently jeopardizes, without lawful authority, the confidentiality, integrity, or availability of information or an information system or constitutes a violation or imminent threat of violation of law, security policies, security procedures, or acceptable use policies.
Sources:
NIST SP 800-172r3 under incident from GAO-19-128