Binance hack: How one wallet trick led to a $6.3 billion breach

The Binance hack has exposed how an attacker used a single successful Ethereum wallet authorization to gain control of a major exchange wallet, as Binance estimates that the October 29 security breach affected approximately $6.3 billion in cryptocurrency. Binance estimates the October 29 security incident affected roughly $6.3 billion in cryptocurrency. Blockaid traced the attack to 50 EIP-7702 authorizations, with one successfully targeting the Binance 14 hot wallet. Binance's initial investigation points to a compromised DevOps engineer's laptop, but the exchange found no evidence of a leaked private key.