Citigroup Inc. (branded Citi) is an American multinational financial services company based in New York City. Citigroup was formed from one of the world’s largest mergers in history by combining Citicorp and Travelers Group on April 7, 1998. The breach is said to impact about 200,000 bank cardholders in North America. Citi is contacting customers whose personal data was stolen, though Citi says that data did not include birth date, Social Security number, card expiration dates and security codes.”]
Source: https://www.csoonline.com/article/2134735/this-isn-t-the-first-breach-in-citigroup-s-history.html