It was created in January 2010 "to deter and defeat aggression and to ensure freedom of action to achieve military objectives in and through cyberspace".

Headquartered at Fort George Meade, Maryland,[3] U.S. Fleet Cyber Command exercises operational control of globally-deployed Cyber Mission Forces (CMF) through a task force structure aligned to the U.S. Tenth Fleet.

[4] U.S. Fleet Cyber Command's roots are in the namesake of its force provider, U.S. Tenth Fleet, which was organized in 1943 to coordinate the allied response to the German U-boat threat and ensure access to the shipping lanes of the Atlantic.

USSPACECOM was eventually dissolved and some its functions merged into the reorganized U.S. Strategic Command (STRATCOM) 1 October 2002.

In 2005, with the alignment of Naval Security Group, NETWARCOM brought the former Naval Security Group Activities (NSGAs) under its umbrella and the mission of the command fundamentally changed, making it the Navy's lead command for information operations, networks and space.