The hacker who released this information is believed to have an association, or be a member of GnosticPlayers, a hacking group that has dumped more than one billion user records throughout 2019.

'At MGM Resorts, we take our responsibility to protect guest data very seriously, and we have strengthened and enhanced the security of our network to prevent this from happening again,' the company said.Īccording to Irina Nesterovsky, Head of Research at threat intel firm KELA, the data of MGM Resorts hotel guests had been shared in some closed-circle hacking forums since at least July, last year. If you or someone you know has a gambling problem and wants help, call 1-800-GAMBLER. Staying 3 nights in a MGM Grand King (2 nights comped) in a couple weeks and anticipating having the mobile check in option. While we were not able to track down one of these notifications personally, some users appear to have posted online about receiving one in August last year.Īlso, MGM Resorts told us it retained two cybersecurity forensics firms to conduct an internal investigation into last year's server exposure. The hotel chain said it promptly notified all impacted hotel guests in accordance with applicable state laws.

Mgm resorts online check in