Coin World News: On March 20, according to GoPlus security monitoring, an address beginning with 0x9709 signed malicious Permit and Approve transactions, resulting in approximately $200,000 in USDC and wmtUSDT being stolen by phishing attackers. GoPlus stated that users must carefully verify transaction details and contract addresses when signing any on-chain authorization (Approve) or offline signature (Permit) requests, and avoid signing suspicious requests from unknown sources to prevent asset theft.