[ISN] Breach at Neiman Marcus Went Undetected From July to December

http://www.nytimes.com/2014/01/17/business/breach-at-neiman-marcus-went-undetected-from-july-to-december.html By Nathaniel Popper The New York Times Jan. 16, 2014 The computer network at Neiman Marcus was penetrated by hackers as far back as July, and the breach was not fully contained until Sunday, according to people briefed on the investigation. The company disclosed the data theft of customer information late last week, saying it first learned in mid-December of suspicious activity that involved credit cards used at its stores. It issued another notice on Thursday, elaborating slightly. The latest notice said that “some of our customers’ payment cards were used fraudulently after making purchases at our stores. We have taken steps to notify those affected customers for whom we have contact information.” The company apologized again, and said it did not believe the customers’ Social Security numbers or birth dates — key pieces of personal data — had been compromised. […]