Department of the Navy Information and Personnel S
handles investigations and background checks to insure personell in positions of trust can be allowed access to restricted information.
Information Systems Security (INFOSEC)
Dedicated to the defense and protection of all United States Navy Information Systems, afloat and ashore."
Naval Criminal Investigative Service
The Naval Criminal Investigative Service (NCIS) is an elite worldwide federal law enforcement organization whose mission is to protect and serve the Navy and Marine Corps and their families. NCIS has approximately 1600 employees, 850 of whom are civilian special agents, located in over 150 locations around the globe (including some aboard ships and carriers). NCIS grew out of Office of Naval Intelligence (ONI) during World War I and its organization has changed over its history. Presently, it is headed by a civilian special agent, David L. Brant.
Naval Security Group Activity Pensacola
Information Operations, Information Technology and Cryptologic Systems guidance and services for the Navy.
Naval Security Group Activity, Groton
NSGA Groton, located aboard U.S. Naval Submarine Base New London in Groton, Connecticut, provides cryptologic direct support systems installation, maintenance, and personnel augmentation support to U.S. Atlantic Fleet submarines.
Naval Security Group Activity, Misawa
Information Operations, Information Technology and Cryptologic Systems guidance and services for the Navy.