A 50-year-old Booz Allen Hamilton employee and contractor with the NSA used his work computer to groom teenage girls on Reddit, according to court documents reviewed by Forbes.

It’s a potentially embarrassing case for both Booz Allen and the NSA, showing how a rogue employee used a computer inside one of the nation’s top intelligence agencies for criminal means. It also highlights a potential threat to national security; foreign spies have long used sex as a way to lure targets and acquire information.