The stablecoin DEI launched by the DeFi protocol DEUS has been hacked, and the loss has exceeded $6.3 million. Over $5 million was lost on Arbitrum and $1.3 million on the BSC chain. This appears to be a public destroy bug. On May 7, one of the DEI hacker addresses (starting with 0xdf610228) returned about 1.07 million DAIs. on May 8, DEUS tweeted to confirm that the DEI attackers had returned 2,023 ETH.