In October 1959, the Naval Security Group designated its first Special Assistant for the Naval Security Group. They then assigned him as the Officer in Charge, Naval Security Group Detachment, Commander Submarine Force, U.S. Atlantic Fleet.
One year later, the Chief of Naval Operations then designated the Officer in Charge to Officer in Charge, Naval Detachment and Director of Intelligence Special Security Officer for Deputy Commander Submarine Force, U.S. Atlantic Fleet.
In the year 1972, the Detachment was designed Naval Security Group Detachment Groton under the command of Commander, Naval Security Group Command. The Detachment was commissioned a Naval Security Group Activity on 1 May 1980.
In 2005, the Detachment was designated a Navy Information Operations Detachment under the command of Navy Information Operations Command, Georgia.
In October of 2008, the Detachment was realigned under the command of Navy Information Operations, Norfolk. This realignment consolidated all East Coast Fleet Electronic Support (FES) installations and maintenance under a single command.