Rival casino owner Caesars Entertainment also disclosed last week to federal regulators that it was hit by a cyberattack Sept. It reported last week that the attack was detected Sept. 'We are pleased that all of our hotels and casinos are operating normally,' the Las Vegas-based company posted on X, the platform formerly known as Twitter. (CBS/AP) - MGM Resorts International, the parent company of the Borgata Hotel Casino & Spa in Atlantic City, brought to an end a 10-day computer shutdown prompted by efforts to shield from a cyberattack data including hotel reservations and credit card processing, the casino giant said Wednesday, as analysts and academics measured the effects of the event.
