When companies like Archer Daniels Midland and Liberty Mutual Insurance are worried that someone is bugging their boardrooms or tapping their phone lines, they call Kevin Murray. He heads one of the most sophisticated surveillance-detection firms this side of the FBI. Wired asked Murray about the bevy of gizmos he and his staff use to sniff out corporate espionage. Today’s hidden-microphone cameras are wireless, so this machine scans the broadcast spectrum to see whether any are transmitting. If there is a bug, it can often pluck the video or audio signal out of the airwaves. “The government originally used this technology on its Lockheed P-3 Orion surveillance aircraft,” Murray says. Sometimes the analyzer makes an accidental find, like the nefarious voyeuristic videostream that was apparently originating from a cam concealed in the bedroom of a client’s neighbor. $109,000

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