PoS malware has evolved rapidly over the past few years, targeting mostly big retail companies from which they could obtain large chunks of data. See how PoS systems—and how the malware that targets them—works, and how to defend against them.
The evolution of PoS RAM Scraper malware, from their humble beginnings to the industrialized threats that they've become.
The most immediate security risk to businesses and customers lies in accepting payments through a PoS system. The information customers hand over, if captured, can be used by cybercriminals to commit credit card fraud.