$1.18 Billion Lost to Crypto Hacks in Q3 2026, 77% Related to Developer Tool Breaches

In the third quarter of 2026, there were 107 crypto hacks resulting in total losses of $1.18 billion. Approximately $906 million (77%) were related to breaches of vendor and developer tools, disclosed but unimplemented fixes, and infrastructure outside the audit scope. The losses were primarily concentrated in four incidents: Bitget lost $387 million, Liquid Network lost $320 million, Tectonic lost $120 million, and Coldcard firmware vulnerabilities resulted in losses of about $115 million, collectively accounting for around 80% of the total. The remaining 98 incidents each had losses below $10 million, with a median loss of $670,000. Smart contract attacks were the most common, totaling 71 incidents with losses of $228 million. This quarter marked the most severe losses since Q1 2025. In terms of recovery, about $387 million was returned or reversed, accounting for approximately 33% of the gross losses; operators also bore $410 million in user losses, with around $384 million still unrecovered.

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