iCVV

January 27, 2017

ATM ‘Shimmers’ Target Chip-Based Cards

This post was originally published on this siteSeveral readers have called attention to warnings coming out of Canada about a supposedly new form of ATM skimming called “shimming” that targets chip-based credit and debit cards. Shimming attacks are not new (KrebsOnSecurity first wrote about them in August 2015), but they are likely to become more common as a greater number of banks in the United States shift to issuing chip-based cards. Here’s a brief primer on shimming attacks, and why they succeed. Several shimmers recently found inside Canadian ATMs. Source: RCMP. Most skimming devices made to steal credit card data do […]
July 30, 2020

Is Your Chip Card Secure? Much Depends on Where You Bank

This post was originally published on this siteChip-based credit and debit cards are designed to make it infeasible for skimming devices or malware to clone your card when you pay for something by dipping the chip instead of swiping the stripe. But a recent series of malware attacks on U.S.-based merchants suggest thieves are exploiting weaknesses in how certain financial institutions have implemented the technology to sidestep key chip card security features and effectively create usable, counterfeit cards. A chip-based credit card. Image: Wikipedia. Traditional payment cards encode cardholder account data in plain text on a magnetic stripe, which can […]