Stealing payment card data and PINs from POS systems is easy

Many of the large payment card breaches that hit retail and hospitality businesses in recent years were the result of attackers infecting point-of-sale systems with memory-scraping malware. But there are easier ways to steal this sort of data, due to a lack of authentication and encryption between card readers and the POS payment applications.

POS systems are specialized computers. They typically run Windows and have peripherals like keyboards, touch screens, barcode scanners and card...

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