The company said it discovered that the attacker acquired a copy of data including driver’s license numbers and social security numbers for “a significant number” of members of its loyalty program. The two excerpts below are, at the least, troubling. The one in #74 is to a WSJ article about the fact that Caesars Entertainment paid half of a $30 million $ ransom in the late summer (doesn't specify exact dates - but prior to the MGM attack). On page 8 of the thread, in posts #73 & #74, there are links to news stories. It's very interesting to read through the 'MGM System Issues' thread on the Las Vegas Trip Advisor Forum (here's a link: ).