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Deep & Emerging Tech·November 6, 2026·1 min read

Blockaid: Binance hackers stole ~$2.5B, or 40% of the $6.3B haul, in a single Ethereum transaction using wallet permissions that cost just $15 to set up

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A $2.5B drain via $15-worth of wallet permissions is a governance failure, not a clever exploit — permission surfaces are now the primary risk in web3. Any operator touching wallets or delegated access needs to treat approval flows like core banking, not UX polish.