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All years · Any size: 1,297 publicly reported crypto security incidents, about $21.05B lost in total. Data comes from the public DefiLlama incident dataset (back to 2011), updated weekly. Click an incident for details. Breakdown by technique → · Weekly and monthly reports →
| Date | Incident | Technique | Reported loss |
|---|---|---|---|
| 2020-12-29 | Cover Protocol | Token & Share Accounting | $9.4M |
| 2019-08-17 | CoinTiger (PTT) | Frontend & Infrastructure | $9.2M |
| 2023-02-27 | MyAlgo | Frontend & Infrastructure | $9.2M |
| 2025-10-19 | Astra Nova | Key Compromise | $9.1M |
| 2026-07-11 | Bonzo Lend | Oracle Manipulation | $9.1M |
| 2023-11-18 | dYdX V3 | Market Manipulation | $9.0M |
| 2022-07-16 | Impermax | Key Compromise | $9.0M |
| 2025-11-30 | Yearn Ether | Token & Share Accounting | $9.0M |
| 2021-08-10 | Punk Protocol | Access Control | $8.9M |
| 2023-03-28 | Safemoon | Access Control | $8.9M |
| 2025-03-21 | Zoth ZeUSD | Key Compromise | $8.8M |
| 2022-07-02 | Crema Finance | Access Control | $8.8M |
| 2011-06-19 | Mt. Gox | Access Control | $8.8M |
| 2024-03-05 | WOOFi Swap | Oracle Manipulation | $8.8M |
| 2024-11-16 | Polter Finance | Oracle Manipulation | $8.7M |
| 2026-08-27 | Moonwell Lending | Oracle Manipulation | $8.7M |
| 2022-02-08 | Superfluid | Input Validation | $8.7M |
| 2025-02-04 | Ionic Protocol | Social Engineering | $8.6M |
| 2025-12-25 | Trust Wallet Wallet | Frontend & Infrastructure | $8.5M |
| 2023-02-16 | Platypus Finance | Protocol Logic | $8.5M |
| 2026-08-23 | TermFinance Vaults | Governance | $8.5M |
| 2022-10-18 | Moola Market | Oracle Manipulation | $8.4M |
| 2025-09-02 | Bunni V2 | Token & Share Accounting | $8.4M |
| 2025-06-06 | ALEX | Access Control | $8.4M |
| 2020-03-12 | MakerDAO | Oracle Manipulation | $8.3M |