security incident
nounverified·updated Aug 28, 2026
A security event that requires action on the part of an entity to protect information assets and resources.
Framework senses
- §1
- An adverse event where a threat or exploit may compromise a computer system and cause: loss of data confidentiality, disruption of system or data integrity, or disruption or denial of availability of the system and/or data.
- §1 · attested_usage_pack_match
- No definition is given in NIST SP 800-171r3. The term is attested in use at 1 citation in that document; a definition is pending curation.Increment 2: attested in 800-171r3 without a glossary definition.
- §1 · glossary
- A security event that requires action on the part of an entity to protect information assets and resources.Attribution from the CKI glossary mapping stage (glossary)
- §1 · legacy_primary
- An adverse event where a threat or exploit may compromise a computer system and cause: loss of data confidentiality, disruption of system or data integrity, or disruption or denial of availability of the system and/or data.DR-088 backfill from the noun definition column