Marking definition in Computer Security terms:
Definition(s): See security marking.
Source(s): CNSSI 4009-2015
Synonym(s): Security Marking
The means used to associate a set of security attributes with objects in a human-readable form, to enable organizational process-based enforcement of information security policies.
Source(s): CNSSI 4009-2015 NIST SP 800-53 Rev. 4
reference: CSRC Glossary