The Fortress Force Protection Agency (FFPA) is a civilian defense agency within the Christian States Department of Defense charged with protecting and safeguarding the occupants, visitors, and infrastructure of The Fortress, Navy Annex and other assigned Fortress facilities.

This mission is accomplished with law enforcement officers (Christian States Fortress Police), criminal investigative and protective services agents; threat management agents; chemical, biological, radiological, nuclear and explosives technicians; and anti-terrorism/force protection and physical security personnel.