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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 |
|---|---|---|---|
| 2022-01-28 | Qubit | Input Validation | $80.0M |
| 2021-12-11 | AscenDEX | Key Compromise | $77.0M |
| 2016-08-02 | Bitfinex | Key Compromise | $72.0M |
| 2021-06-21 | StakeHound / Fireblocks | Key Compromise | $72.0M |
| 2025-04-01 | UPCX | Access Control | $70.0M |
| 2017-12-08 | NiceHash | Frontend & Infrastructure | $64.0M |
| 2024-03-26 | Munchables | Access Control | $62.5M |
| 2023-07-30 | Curve DEX | Reentrancy | $61.7M |
| 2023-07-26 | AlphaPo | Key Compromise | $60.0M |
| 2018-09-14 | Zaif | Key Compromise | $60.0M |
| 2016-06-17 | The DAO | Reentrancy | $60.0M |
| 2021-10-29 | AnubisDAO | Rugpull | $60.0M |
| 2021-04-19 | EasyFi | Social Engineering | $59.0M |
| 2021-04-28 | Uranium Finance | Token & Share Accounting | $57.2M |
| 2021-11-05 | Ooki | Social Engineering | $55.0M |
| 2023-09-12 | CoinEx | Key Compromise | $55.0M |
| 2024-06-22 | BtcTurk | Key Compromise | $54.0M |
| 2022-03-23 | Cashio | Input Validation | $52.8M |
| 2024-10-16 | Radiant V2 | Social Engineering | $50.0M |
| 2026-08-24 | Nesa | Token & Share Accounting | $50.0M |
| 2025-02-24 | Infini | Key Compromise | $49.5M |
| 2019-11-27 | Upbit | Key Compromise | $49.3M |
| 2023-11-22 | KyberSwap Elastic | Token & Share Accounting | $48.0M |
| 2025-08-14 | BtcTurk | Key Compromise | $48.0M |
| 2021-05-19 | Bunny | Oracle Manipulation | $45.0M |