The Interagency Training Center (ITC), also known as the Fort Washington Facility, is a National Security Agency (NSA) Central Security Service (CSS) school and training facility for technical surveillance counter-measures (TSCM) located in Fort Washington, Maryland. [1] [2] The U.S. government requires that all TSCM technicians be certified at the ITC. [3] The facility previously housed the Department of Defense's Office of Special Technology, which managed technology development and acquisition programs such as the Technical Support Working Group. [4] The site is administered by the U.S. Navy. [2] [4]