It may include dimensions such as countering terrorism and organised crime, cyber security, maintenance of public order, economic security, foreign relations, and environmental security.
Gall gynnwys dimensiynau megis gwrthsefyll terfysgaeth a throseddau cyfundrefnol, seiberddiogelwch, cadw trefn gyhoeddus, diogelwch economaidd, cysylltiadau tramor, a diogelwch amgylcheddol.