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If you’re a soldier then how do you determine whether or not the Iraqi or Afghan soldier next to you is going to give up your location to the enemy? A former army counterintelligence agent created a solution that scans the brains of Iraqi troops for signs of potential betrayal.

Veritas Scientific makes a truth detection system called HandShake for soldiers to identify the trust – worthiness of people.

Derrell Small, who served as a U.S. Army counterintelligence agent in 2003 and 2004, developed the technology.

“Measures of perceptions don’t exactly measure truth. And that’s why the law has an evidentiary problem with this,” said Adam Lamparella, an assistant professor of law at Indiana Tech Law School. He admits that while brain analysis isn’t a perfect indicator of potential insider danger, “it is suggestive.”