Zhou pulled $1.5B in ETH loans in under 12 hours to keep Bybit withdrawals 1:1 while Lazarus was still draining cold storage. Safe{Wallet}'s frontend was compromised and multisig signers blind-signed a delegatecall payload they couldn't verify on-device. One year later, hardware transaction simulation still isn't standard for cold storage flows custodying billions. Every exchange and DAO running Safe is one supply chain attack from the same outcome.

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