How to Spot and Avoid Credit Card Skimmers and Shimmers
I vividly remember the moment I realized how woefully insecure credit and debit cards are. I watched as someone took an off-the-shelf USB magnetic strip reader and plugged it into a computer, which recognized it as a keyboard. They opened a word processor and swiped the card. A series of numbers dutifully appeared in the text file. That was it: The card's information had been pilfered. That same technology has matured and miniaturized. Tiny "skimmers" can be attached to ATMs and payment terminals to skim your data off the card's magnetic strip (called a "magstripe"). Even smaller "shimmers"...