incident
nouncandidate·updated May 12, 2026
An assessed occurrence that actually or potentially jeopardizes the confidentiality, integrity, or availability of an information system; or the information the system processes, stores, or transmits; or that constitutes a violation or imminent threat of violation of security policies, security procedures, or acceptable use policies.
Framework senses
- §1
- An incident as an adverse network event in an information system or network or the threat of the occurrence of such an event.
National Initiative for Cybersecurity Careers and Studies (NICCS) Cybersecurity Lexicon1 senseview framework →
- §1 · extended_definition_available
- An occurrence that actually or potentially results in adverse consequences to (adverse effects on) (poses a threat to) an information system or the information that the system processes, stores, or transmits and that may require a response action to mitigate the consequences.
- §1
- Any event that is not part of the standard operation of a service and that causes, or may cause, an interruption to, or a reduction in, the quality of that service
- §1
- An event that disrupts the service or operations of an organization.
- §1
- An assessed occurrence that actually or potentially jeopardizes the confidentiality, integrity, or availability of an information system; or the information the system processes, stores, or transmits; or that constitutes a violation or imminent threat of violation of security policies, security procedures, or acceptable use policies.
- §1
- A violation or imminent threat of violation of computer security policies, acceptable use policies, or standard security practices.
- §2 · sense_2_pending_review
- An assessed occurrence that actually or potentially jeopardizes the confidentiality, integrity, or availability of an information system; or the information the system processes, stores, or transmits; or that constitutes a violation or imminent threat of violation of security policies, security procedures, or acceptable use policies.
- §1
- An assessed occurrence that actually or potentially jeopardizes the confidentiality, integrity, or availability of an information system; or the information the system processes, stores, or transmits; or that constitutes a violation or imminent threat of violation of security policies, security procedures, or acceptable use policies.
- §1
- An occurrence that actually or potentially jeopardizes the confidentiality, integrity, or availability of an information system or the information the system processes, stores, or transmits or that constitutes a violation or imminent threat of violation of security policies, security procedures, or acceptable use policies.
- §1
- An occurrence that actually or potentially jeopardizes the confidentiality, integrity, or availability of an information system or the information the system processes, stores, or transmits or that constitutes a violation or imminent threat of violation of security policies, security procedures, or acceptable use policies.
- §1
- A violation or imminent threat of violation of computer security policies, acceptable use policies, or standard security practices.
- §1
- a situation in which AI systems caused, or nearly caused, real-world harm.
- §1
- an alleged harm or near harm event to people, property, or the environment where an AI system is implicated.
- §1
- the occurrence of a technical event that affects the integrity of a Product and/or Model.
- §1
- Adverse event(s) in a computer system or networks caused by a failure of a security mechanism, or an attempted or threatened breach of these mechanisms.