Advanced Research Projects Agency, established in 1958 within the Pentagon (US Department of Defense). Conducts a variety of research and development for national defense purposes. This agency developed ARPAnet, which became the prototype of the Internet. Currently renamed as DARPA.
Sigint, who participated in Operation Snake Eater as part of the FOX Unit in 1964, was involved in the development of ARPAnet after the end of the operation. Sigint later became the director of DARPA.