Web3 security report for August: 29 major incidents with over $68.29 million in losses

According to Beosin, August 2026 saw 29 major security incidents resulting in approximately $76.15 million in total losses, primarily due to smart contract vulnerabilities. Key incidents included a $25.6 million loss from a private key leak on August 13 and a $74 million attack on the Tectonic lending protocol on Cronos on August 30, which led to a network rollback. DeFi projects suffered the highest losses at $33.09 million, while Ethereum remained the most targeted chain with over $48.58 million in losses across 15 incidents.