A new advance in credit card theft technology has hit the streets and it’s pretty clever. The ATM hackers are now drilling a small hole near the card reader and inserting a bit of electronics that connects to the ATM’s innards. The hole is then covered by a decal and the skimmer fished out once the thieves are ready to take in their haul. Discovered by the European ATM Security Team, the new skimmers are not physically attached to the outside of the machine and instead are hidden inside, out of sight. Writes Brian Krebs: He described the wiretapping device this way:“It’s where a tap is attached to the pre-read head or read head of the card reader,” Lachlan said. “The card data is then read through the tap.

http://techcrunch.com/2014/12/01/new-atm-skimmers-connect-to-the-card-reader-via-a-nearly-invisible-hole/