The Naval Security Group (NAVSECGRU) was an organization within the

United States Navy The United States Navy (USN) is the naval warfare, maritime military branch, service branch of the United States Department of Defense. It is the world's most powerful navy with the largest Displacement (ship), displacement, at 4.5 millio ...

, tasked with intelligence gathering and denial of intelligence to adversaries. A large part of this is

signals intelligence Signals intelligence (SIGINT) is the act and field of intelligence-gathering by interception of ''signals'', whether communications between people (communications intelligence—abbreviated to COMINT) or from electronic signals not directly u ...

gathering, cryptology and

information assurance Information assurance (IA) is the practice of assuring information and managing risks related to the use, processing, storage, and data transmission, transmission of information. Information assurance includes protection of the data integrity, inte ...

. The NAVSECGRU organization was active from March 1935 to September 2005. In addition to being part of the Navy, NAVSECGRU was also part of the

National Security Agency The National Security Agency (NSA) is an intelligence agency of the United States Department of Defense, under the authority of the director of national intelligence (DNI). The NSA is responsible for global monitoring, collection, and proces ...

Central Security Service The Central Security Service (CSS) is a combat support agency of the United States Department of Defense which was established in 1972 to integrate the National Security Agency (NSA) and the Service Cryptologic Components (SCC) of the United Sta ...

. The NAVSECGRU organization was transferred to the

Naval Network Warfare Command The Naval Network Warfare Command (NAVNETWARCOM) is the United States Navy's information operations, intelligence, networks, and space unit. Naval Network Warfare Command's mission is to execute, under Commander United States Tenth Fleet, TENT ...

(NETWARCOM) where its former assets made up the Information Operations Directorate. The service cryptologic commander role was transferred to United States Tenth Fleet 29 January 2010.

References

External links

* United States Navy Cryptography organizations Defunct United States intelligence agencies {{US-navy-stub