

Identified by analysts last year, this group uses social engineering to lure users into giving up their login credentials or one-time-password (OTP) codes to bypass multi-factor authentication, the security firm Crowdstrike said in a blog post in January. Two sources familiar with the matter told Reuters the hacking group Scattered Spider was behind it. The cause and the full impact of the breaches was not immediately clear, although social media posts showed slot machines and systems down at MGM venues in Las Vegas.

Shares of Caesars Entertainment and MGM both fell on Wednesday.

Several MGM systems remained paralyzed for a third straight day after it said on Monday it had shut some of them to contain a "cybersecurity issue." The company, which operates over 30 hotel and gaming venues around the world including in Macau and Las Vegas, said it was investigating the incident.Ī Bloomberg report separately said another casino operator, Caesars Entertainment, had been hacked and paid ransom to hackers who threatened to leak its data in recent weeks, citing two people familiar with the mater. law enforcement officials started a probe into the breach. SAN FRANCISCO/WASHINGTON (Reuters) - A hacking group named Scattered Spider brought down the systems of the $14 billion gaming giant MGM Resorts International (MGM.N) this week, two sources familiar with the matter said, as U.S.
