DEF CON is the world's largest annual hacker convention, held every year in Las Vegas, Nevada.
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White hat hackers attending the DefCon conference in Vegas last week uncovered the presence of a fake ATM in the show's venue.
Fraudsters placed a fake ATM kiosk in the Riviera Hotel Casino at an unknown time prior to the conference. The scam was uncovered after eagle-eyed hackers noticed something wrong with the machine.
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