On the evening of July 10, Taiwan time, the centralized perpetual futures exchange GMX released a detailed report on platform X following the theft of $42 million on July 9, revealing the root cause of the attack, initial response measures, and subsequent plans. (Background summary: What was stolen from GMX was not only money but also status) (Background supplement: In-depth analysis of six major on-chain derivation protocols comparison: GMX, Synthetix…) The veteran decentralized perpetual futures exchange GMX's V1 deployment on Arbitrum was attacked by hackers on July 9, resulting in losses of up to $42 million. On the evening of July 10, Taiwan time, GMX released a detailed report on platform X, revealing the root cause of the attack, initial response measures, and subsequent plans. Reasons for GMX's hacking.