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Quill Ledger: H1 2026 DeFi Security Report

$935.3M lost across 87 DeFi hacks in H1 2026. Key compromise and bridge exploits drove 82.7% of losses. Explore the full H1 2026 Web3 security report.

A quick summary
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H1 2026 recorded $935.3M in losses across 87 incidents, an average of one significant hack every two days, making it one of the most active six-month stretches for DeFi security to date.

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