Security Label

Explicit or implicit marking of a data structure or output media associated with an information system representing the FIPS 199 security category, or distribution limitations or handling caveats of the information contained therein.

1. Information representing the sensitivity of a subject or object, such as its hierarchical classification ("confidential," "secret," "top secret") together with any applicable nonhierarchical security categories ( e.g., sensitive compartmented information, critical nuclear weapon design information). [INFOSEC-99] Synonym security classification. 2. The marking bound to a resource (which may be a data unit) that names or designates the security attributes of that resource [7498-2]. Note: The marking may be explicit or implicit.