'At this point, we have no choice but to criticize VX Underground for falsely reporting events that never happened,' ALPHV said. VX Underground schooled for misinformationĪLPHV called out VX Undergrounds, the cybersecurity research firm that first linked the attack to ALPHV, for misinforming and oversimplifying the TTP(s) deployed in the attack. 'Out of an abundance of caution, MGM made the right call to lock down all the systems it did, even if it meant inconveniencing its guests as a result of their actions,' Cornwell said. However, experts like Bobby Cornwell, vice president of strategic partner enablement & integration at SonicWall, believe MGM's move to shut down was indeed justified.