June 24, 2016

How to Spot Ingenico Self-Checkout Skimmers

This post was originally published on this siteA KrebsOnSecurity story last month about credit card skimmers found in self-checkout lanes at some Walmart locations got picked up by quite a few publications. Since then I’ve heard from several readers who work at retailers that use hundreds of thousands of these Ingenico credit card terminals across their stores, and all wanted to know the same thing: How could they tell if their self-checkout lanes were compromised? This post provides a few pointers. Happily, just days before my story point-of-sale vendor Ingenico produced a tutorial on how to spot a skimmer on self checkout lanes […]
February 26, 2017

More on Bluetooth Ingenico Overlay Skimmers

This post was originally published on this siteThis blog has featured several stories about “overlay” card and PIN skimmers made to be placed atop Ingenico-brand card readers at store self-checkout lanes. I’m revisiting the topic again because a security technician at a U.S.-based retailer recently shared a few photos of several of these devices pulled from compromised card terminals, and the images and his story offer a fair bit more detail than in previous articles. An “overlay” skimming device (right) that was found attached to a card reader at a retail establishment. The device featured here is a Bluetooth-based skimmer; […]