Type of security metadata observation made about an IT resource (data, information object, service, or system capability), which may be used to make access control decisions. Security metadata are used in security labels. According to ISO/TS 22600-3:2009(E) A.9.1.7 SECURITY LABEL MATCHING, Security label matching compares the initiator’s clearance to the target’s security label. All of the following must be true for authorization to be granted:
\nhttp://terminology.hl7.org/CodeSystem/v3-ActCode
where concept is-a SECOBS