I’m reading SpyCraft: The Secret History of the CIA ’s Spytechs From Communism to Al Qaeda right now. I can’t put it down. I highly recommend you read it. Will review it when I complete it.

Spymasters have long sought special technology to enhance security of agents risking their lives to steal and communicate secrets. Application of advanced U.S. technology to espionage focused by America’s entrance into the “spy game” during World War II, transformed intelligence operations forever. Unfettered by clandestine tradition, the boundless wartime ingenuity of American engineers and scientists launched a technological revolution in espionage.