For about four years, identity thieves and credit card artists knew there was one excellent place to score fake identification cards and driver’s licenses: Celtic’s Novelty I.D. Service in Las Vegas. What they didn’t know was that Celtic’s itself was a fake. Wired’s Kevin Poulsen on the secret service agent who collared cybercrooks by selling them fake IDs. (If you can’t trust a fake ID salesperson in Vegas, who can you trust?)