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External Information System Service

nounid 2538·updated May 12, 2026
candidate

An information system service that is implemented outside of the authorization boundary of the organizational information system (i.e., a service that is used by, but not a part of, the organizational information system) and for which the organization typically has no direct control over the application of required security controls or the assessment of security control effectiveness.

MWE

Classifications

Entity Type

System0%rule-basedmulti_axis_classifier_low_confidence.v1

Sensitivity

Regulated90%llm-generatedllm:claude-haiku-4-5

Information Class

70%llm-generatedllm:claude-haiku-4-5

Variants

plural
External Information System Services
possessive
External Information System Service's
pluralpossessive
External Information System Services'

Framework definitions

NISTIR 7298: Glossary of Key Information Security Terms, Revision 21 senseview framework →
§1
An information system service that is implemented outside of the authorization boundary of the organizational information system (i.e., a service that is used by, but not a part of, the organizational information system) and for which the organization typically has no direct control over the application of required security controls or the assessment of security control effectiveness.
CNSSI-4009 (Glossary of Information Assurance Terms)1 senseview framework →
§1
An information system service that is implemented outside of the authorization boundary of the organizational information system (i.e., a service that is used by, but not a part of, the organizational information system) and for which the organization typically has no direct control over the application of required security controls or the assessment of security control effectiveness.
NIST SP 800-531 senseview framework →
§1
An information system service that is implemented outside of the authorization boundary of the organizational information system (i.e., a service that is used by, but not a part of, the organizational information system) and for which the organization typically has no direct control over the application of required security controls or the assessment of security control effectiveness.
NIST SP 800-371 senseview framework →
§1
An information system service that is implemented outside of the authorization boundary of the organizational information system (i.e., a service that is used by, but not a part of, the organizational information system) and for which the organization typically has no direct control over the application of required security controls or the assessment of security control effectiveness.

Outgoing relationships

No outgoing triples
This term is not the subject of any RDF-style relationship yet.

Incoming relationships

No incoming triples
No other term currently asserts a relationship to this one.