overlay skimmer

May 25, 2016

Skimmers Found at Walmart: A Closer Look

This post was originally published on this siteRecent local news stories about credit card skimmers found in self-checkout lanes at some Walmart locations reminds me of a criminal sales pitch I saw recently for overlay skimmers made specifically for the very same card terminals. Much like the skimmers found at some Safeway locations earlier this year, the skimming device pictured below was designed to be installed in the blink of an eye at self-checkout lanes — as in recent incidents at Walmart stores in Fredericksburg, Va. and Lexington, Ky. In these attacks, the skimmers were made to piggyback on card readers sold by payment […]
February 6, 2018

Would You Have Spotted This Skimmer?

This post was originally published on this siteWhen you realize how easy it is for thieves to compromise an ATM or credit card terminal with skimming devices, it’s difficult not to inspect or even pull on these machines when you’re forced to use them personally — half expecting something will come detached. For those unfamiliar with the stealth of these skimming devices and the thieves who install them, read on. Police in Lower Pottsgrove, PA are searching for a pair of men who’ve spent the last few months installing card and PIN skimmers at checkout lanes inside of Aldi supermarkets […]
February 15, 2021

Bluetooth Overlay Skimmer That Blocks Chip

This post was originally published on this siteAs a total sucker for anything skimming-related, I was interested to hear from a reader working security for a retail chain in the United States who recently found Bluetooth-enabled skimming devices placed over top of payment card terminals at several stores. Interestingly, these skimmers interfered with the terminal’s ability to read chip-based cards, forcing customers to swipe the stripe instead. The payment card skimmer overlay transmitted stolen data via Bluetooth, physically blocked chip-based transactions, and included a PIN pad overlay. Here’s a closer look at the electronic gear jammed into these overlay skimmers. […]