Restaurant chain Jimmy John’s reports data breach at 216 stores

Sandwich restaurant chain Jimmy John’s said there was a potential security breach involving customers' credit and debit card data at 216 of its stores and franchised locations on July 30. 

An intruder stole log-in credentials from the company's vendor and used the credentials to remotely access the point-of-sale systems at some corporate and franchised locations between June 16 and Sept 5, the company said.