cyber incident

nounverified·updated Oct 7, 2026

GlossaryL1 — what DictionaryL2 — how used ThesaurusL3 — relations Universaleverything

Actions taken through the use of computer networks that result in an actual or potentially adverse effect on an information system and/or the information residing therein. See Incident.

MWENISTIR 7298: Glossary of Key Information Security Terms, Revision 2

Senses

2 more senses beyond the canonical

NIST Cybersecurity Framework

Actions taken through the use of computer networks that result in an actual or potentially adverse effect on an information system and/or the information residing therein.

Federal Financial Institutions Examination Council (FFIEC) IT Examination Handbook Infobase, Glossary

Actions taken through the use of computer networks that result in an actual or potentially-adverse effect on an information system or the information residing therein.

Classifications

per-axis with provenance

Entity Type

Event100%manual reviewI-079.event_restored

Ddorianclast reviewed —

Event is a type again; Triggering Event is an Event that obliges a response (Dorian, 2026-10-07; cki DESIGN.md I-079)

Sensitivity

Regulated80%llm-generatedllm:claude-haiku-4-5

?unassignedlast reviewed —

Information Class

—70%llm-generatedllm:claude-haiku-4-5

?unassignedlast reviewed —

Variants

4 surface forms

synonym: cybersecurity incident
plural: cyber incidents
possessive: cyber incident's
pluralpossessive: cyber incidents'

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