It said that its casino and online operations were not disrupted but it could not guarantee that personal information about tens of millions of customers, including driver’s licenses and Social Security numbers of loyalty rewards members, had not been compromised.Ĭaesars, based in Reno, is widely reported to have paid $15 million of a $30 million ransom sought by a group called Scattered Spider for a promise to secure the data.ĭetails about the extent of the MGM breach were not immediately disclosed, including the kind of information that may have been compromised and how much it cost the company. 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. LAS VEGAS - MGM Resorts 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.

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