History description 2014-08-07: Add ActTrustPolicyType concept domain to ActPolicyType branch of the ActCode concept domain. Add TrustPolicy concept codes to the Act.code system. Add 15 value sets binding c:TrustPolicy to 15 Concept Domains.

Type of security metadata observation made about a set of security-relevant data issued by a security authority or trusted third party, together with security information which is used to provide the integrity and data origin authentication services for an IT resource (data, information object, service, or system capability). [Based on ISO IEC 10181-1]