[Harmony Suspected of Being Attacked, Attacker Minted and Sold 4 Billion ONE] Harmony is collaborating with internal teams and relevant exchanges to attempt to block and freeze the associated fund flows, while formulating patch and rollback plans. On-chain data analysis shows that Harmony is suspected of being attacked, with the attacker exploiting an empty block vulnerability to mint 4 billion unauthorized ONE, accounting for 26% of the current supply. Among them, 2.8 billion ONE were transferred to trading platforms, causing the price of ONE to drop.