Hack3d: The Web3 Security Quarterly Report

Hack3d's Q1 2024 onchain security report records $502,522,934 lost across 223 incidents (a 54% YoY increase), with January the costliest month and private key compromises accounting for nearly half of losses ($239,037,879 across 26 incidents); Ethereum experienced the most incidents (131, ~$139M lost), ~$77.97M was returned, and the report highlights trends including Solidity rounding-error exploits, private key compromise prevalence, Bitcoin ETF inflows, institutional moves into onchain finance, and Ethereum's Dencun upgrade effects on L2 scaling.