Social media may have been the best thing that ever happened to the consumer fraud business. Forget fishing for bank statements in trash cans and waiting for the occasional party-goer to leave his wallet in the backseat of a cab. All you need is a Facebook profile. "Social networks, and especially popular ones like Facebook, are a prime target for scammers and identity thieves, because of the large number of subscribers," said Alex Balan, security expert for antivirus software BullGuard.