Hackers have stolen data from customers of the luxury fashion group Kering, whose brands include Gucci, Balenciaga and Alexander McQueen. Cyber-attackers have stolen data of potentially millions of customers, including the names, phone numbers and email addresses of customers of the fashion group, it has emerged. The attackers have been identified as a ransom-seeking group, Shiny Hunters. According to one website tracking hacks, DataBreaches.net, Shiny Hunters this last month posted samples of the data breach on Telegram channels showing names, email addresses and dates of birth of some Gucci customers. In July, another luxury brand, Louis Vuitton, said it had been targeted by hackers who had taken customer data.