Security Constraint

The properties of Security Constraint are listed below.

Identifier	Title / Description	Value Domain	Card
level [DMF/Core]	Classification Level This is the security classification level of the resource or metadata. Constraints: * This metadata element applies only if a classification level has been established for the resource.	Classification Level Codelist Any other codelist can be defined to fit to other classification systems. Default is unclassified	1
system [DMF/Core]	Classification System This is the classification system related to the classification level. The classification system is expressed as a code of the corresponding country or body. Constraints: * This metadata element is strongly recommended. It is mandated in a context of international exchange and if level is implemented using a different codelist from the one in DMF.	String If available, the String value is expected to be a 3-character country code from STANAG 1059.	0..1
note [DMF/Common]	Security Note This is an explanation of the application of the security constraints or other restrictions and prerequisites for obtaining and using the resource or metadata.	Free Text	0..1
handling [DMF/Common]	Handling Description This is additional information about the restrictions on handling the resource or metadata. Note: one typical example is “limdis” (“limited distribution”, used by MGCP).	Free Text	0..1
limitation [DMF/Common]	Limitation Additional information about the limitations applicable for security reasons.	Free Text	0..*