It is one of the major reasons that one has to have a good amount of security for the different facilities of the military installations and the U.S. government facilities. Military and United States Government includes agencies from the Department of State, Department of Energy, Department of Justice and other triple letter agencies. There can be a lot of threats to the military installations and it requires immense amount of the security to put everything on the limited domain of the security providers. The security providers must know about the differences of the military installations and the government facilities.