Neiman Marcus

According to an internal company analysis of the breach, the hackers who attacked Neiman Marcus and stole millions of credit card numbers and personal information were working on the store for eight months, setting off security system alerts.

According to security firm IntelCrawler, a Russian teenager was the author of the malware that was used in attacks on Target, Neiman Marcus and other retailers

It appears a second smaller attack occurred at luxury retailer Neiman Marcus.