That would be the CIA which stands for the Central Intelligence Agency.
I assume it would be the FCC.
border patrol or coast guard
The initials DCF are an abbreviation that refers to the Department of Children and Families. This is a US government agency that operates in all 50 states.
That would be FEMA which stands for the Federal Emergency Management Agency.
The standard acronym for the US Space agency is NASA, the letter stand for National Aeronautics and Space Administration.
In the US Government terminology, the abbreviation for additionally is ADDNL. This is the abbreviation in the Governmental field in general.
What you should be asking is whether there is a hacker agency to protect you from Government.
US Environmental Protection Agency or E.P.A.
No, it is a real US government agency.
the Department of Defense