Radisson Hotel Group has told members of its loyalty scheme that their personal details were exposed in a data breach. The hotel chain and conference centre fave said it “identified” the security foul-up on 1 October, weeks after it happened on 11 September, but only emailed holders of the Radisson Rewards cards that are affected yesterday.

https://www.theregister.co.uk/2018/10/31/radisson_hotel_group_fesses_up_to_security_incident/