Security incidents
Hacks, exploits and protocol failures recorded by the desk, with the date, the reported amount where a source states one, and a link to the record.
Reported losses by year
Sums use only amounts a source stated. Incidents without a reported figure are excluded.
- 2026: 280 incidents, $20.53bn reported
- 2025: 122 incidents, $2.80bn reported
- 2024: 158 incidents, $1.67bn reported
- 2023: 161 incidents, $1.62bn reported
- 2022: 141 incidents, $3.63bn reported
- 2021: 119 incidents, $2.86bn reported
| Incident | Date | Reported amount | Status |
|---|---|---|---|
| Flexcoin: Withdrawal Logic Flaw | 2 Mar 2014 | $600.0k | Reported |
| Picostocks: Private Key Compromised | 17 Feb 2014 | $4.43m | Reported |
| Mt. Gox: Private Key Compromised | 7 Feb 2014 | $470.00m | Reported |
| Bitcash: Improper Access Control | 11 Nov 2013 | $100.0k | Reported |
| Inputs.io: Key Leaked via Infrastructure | 23 Oct 2013 | $1.20m | Reported |
| Bitfloor: Key Stored Publicly | 5 Sep 2012 | $250.0k | Reported |
| Bitcoinica: Key Leaked via Infrastructure | 1 Mar 2012 | $228.0k | Reported |
| Mt. Gox: Improper Access Control | 19 Jun 2011 | $8.75m | Reported |
Download this dataset
The files contain the recorded rows, including incidents without a reported amount.