When data breach investigator Bryan Sartin gets a call to check into an incident involving customer records loss at a retailer, he knows that the situation most likely involves information that has been lifted from a company's point-of-sale systems.

Just as the now famous attack on discount clothing chain TJX Stores revolved around the interception of data transmitted wirelessly from the company's registers to its databases, almost every call that Sartin receives from a retailer can be traced back to some issue related to point-of-sale information collection, he said.

At InfoWorld.

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