DefiLlama data shows that in the second quarter of 2026, there were 83 cryptocurrency hacks, a record high, with total losses of approximately $755.3 million—lower than the $3.56 billion lost in the fourth quarter of 2020. KelpDAO lost $293 million, and Drift Protocol lost $280 million, accounting for more than three-quarters of total losses. Cross-chain bridge attacks resulted in approximately $351 million stolen. Humanity Protocol lost $36 million, Aztec Connect suffered two separate attacks each costing about $2.1 million, and Raydium suffered a $1.3 million hack in June.
Q2 2026 sees record 83 crypto hacks, with total losses reaching $755.3M
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Summary
Crypto news from Q2 2026 reveals a record 83 hacks, with total losses reaching $755.3 million, according to DefiLlama. KelpDAO and Drift Protocol accounted for over 75% of the damage, losing $293 million and $280 million respectively. Cross-chain bridge attacks resulted in $351 million in losses. A protocol update failed to prevent $36 million in theft at Humanity Protocol, while Aztec Connect and Raydium lost $4.2 million and $13 million in June.
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