Ultimate Guide to CIA Skills, Tactics, and Techniques

Have you ever thought you were being followed or watched? Have you ever needed to follow someone without being seen? Do you ever worry about the digital tracks you leave behindor wonder how to vanish without a trace? Have you ever wished you could spot when someone is lying to you?In the shadowy world of espionage, surveillance, countersurveillance, digital invisibility, deception, and lie detecti...