Binance Lost $6.3 Billion to Its Own Signing Machine — Cybersecurity Tech Brief By HackerNoon

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This story was originally published on HackerNoon at: https://hackernoon.com/binance-lost-$63-billion-to-its-own-signing-machine.
Binance lost $6.3B with no private key leaked. How a DevOps laptop and EIP-7702 turned the exchange's own signer against it.
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On 29 October, an attacker moved about $6.36 billion out of Binance hot wallets on ten blockchains, most of it in roughly 20 minutes. Every transaction carried a valid signature. Here's how a DevOps laptop and Ethereum's EIP-7702 turned Binance's own signer against it, and what custodians should fix this week.