Marriott hack hits 500 million Starwood guests The records of 500 million customers of the hotel group Marriott International have been involved in a data breach. The hotel chain said the guest reservation database of its Starwood division had been compromised by an unauthorised party. It said an internal investigation found an attacker had been able to access the Starwood network since 2014. https://www.bbc.com/news/technology-46401890