Point of Sales Systems at Risk for Data Breach

Business owners using Point of Sales (POS) systems may need to add extra security. An extremely stealthy malware targeting credit card data has recently been detected which has been identified as Multigrain. This malware uses an integral and essentially unmonitored component of the internet, the Domain Naming System (DNS), to covertly steal information.     A Malware that Uses Undetectable Shortcuts The overwhelming necessity and everyday use of DNS is what makes Multigrain so threatening. FireEye, the cyber security group that discovered Multigrain, said, “Using DNS for data exfiltration provides several advantages to the attacker.” Because DNS is necessary for POS operations, it is “unlikely to be blocked.” Multigrain uses…