Modern digital spy art is heavily influenced by both historical reality (like Cold War "illegals") and popular media such as James Bond Mission: Impossible Totally Spies!
Perhaps the most famous example of Chubold spy work in action is the so-called "Zurich Depot Incident." Swiss counter-intelligence noticed a pattern of minor irregularities in the rail cargo manifests passing through the Gotthard Base Tunnel. Nothing illegal—just tiny, persistent errors in the "weight variance" column. chubold spy work