Key Takeaways Blockaid verified a record 212 crypto exploits in H1 2026. OpSec and key theft caused 74% of losses, with Drift and KelpDAO losing $577M. Blockaid expects rising EIP-7702 and AI prompt-injection attacks in H2 2026. North Korean Hackers Drive $600M in Stolen Funds The first half of 2026 marked the most active period for onchain security threats on record, with security firm Blockaid noting a 3.4-fold increase in high-threshold exploits over all of 2025. According to Blockaid’s H1 2026 Onchain Security Report, total dollar losses reached $1.1 billion, trailing the first half of 2025 due to the absence …


