Supermarkets Blame Malware for Massive Data Breach

Unauthorized software that was secretly installed on servers in Hannaford Bros. supermarkets across the Northeast and in Florida enabled the massive data breach that compromised up to 4.2 million credit and debit cards, the company said. The Scarborough, Maine-based grocer confirmed a report in The Boston Globe that it told Massachusetts regulators about the link between the breach and the illicit programs, known as "malware."

Read the article: The Washington Post