List of events by BTC value stolen
In this section, each theft is listed along with its rank, severity, and time, ordered by the highest mBTC value stolen from most severe to least. To navigate to a theft, simply click on the link.
Critical (≥10 kBTC)
Rank Name Time Severity
1 Bitcoin Savings and Trust 2011–2012 est. 263024 BTC
2 MyBitcoin Theft July 2011 78739.58205388 BTC
3 Linode Hacks March 2012 l.b. 46653.46630495 BTC
4 July 2012 Bitcoinica Theft July 2012 40000.00000000 BTC
5* May 2012 Bitcoinica Hack May 2012
Unresolved as of December 2012 18547.66867623 BTC
39000 BTC total impact
6 Silk Road Seizure October 2013 27618.69843217 BTC
7 Allinvain Theft June 2011 25000.01000000 BTC
8 Tony Silk Road Scam April 2012 est. 30000 BTC
9 Bitfloor Theft September 2012 u.b. 24086.17219307 BTC
10 Bitomat.pl Loss August 2011 est. 17000 BTC
11 Bitcoin7 Hack October 2011 est. 11000 BTC u.b. 15000 BTC
* Rank includes pass-through impact
Major (≥1 kBTC)
Rank Name Time Severity
12 Cdecker Theft September 2012 9222.21195900 BTC
13 Stefan Thomas Loss June 2011 est. 7000 BTC
14 BTC-E Hack July 2012 est. 4500 BTC
15 Mass MyBitcoin Thefts June 2011 4019.42939378 BTC
16 Mooncoin Theft September 2011 est. 4000 BTC
16 Kronos Hack Unknown est. 4000 BTC
16 Bitcoin Rain 2011–2013 est. 4000 BTC
19 2012 Trojan September through November 2012 3500 BTC a. 3457 BTC
20 Betcoin Theft April 2012 3171.50195016 BTC
21 June 2011 Mt. Gox Incident June 2011 l.b. 2643.27 BTC
* October 2011 Mt. Gox Loss October 2011 2609.36304319 BTC
* Andrew Nollan Scam February 2012 l.b. 2211.07786728 BTC
22 Bit LC Theft February 2013 est. 2000 BTC
23 Bitcoin Syndicate Theft July 2012 1852.61553553 BTC
24 ZigGap 2012 a. 1708.65967460 BTC
25 Just Dice Incident July 2013 a. 1300 BTC
26 BTCGuild Incident March 2013 a. 1254 BTC
* Ubitex Scam 2011 a. 1138.98 BTC
* Bitscalper Scam 2012 est. 1000 BTC
* Unranked because USD value at time does not meet cutoff.
Borderline (<1 kBTC)
Rank Name Time Severity
27 2013 Fork March 2013 960.09645667 BTC
28 Ozcoin Theft April 2013 922.99063322 BTC
List of events by USD equivalent of mBTC at time of theft
NB: This section is outdated.
This section houses a list of thefts, from most severe to least, by the USD equivalent of mBTC at that time. Note that USD values stolen, if any, are not included, only the mBTC value.
1. Bitcoin Savings & Trust (1834303 $)
2. MyBitcoin Theft (1110544 $)
3. Allinvain Theft (502750.20 $)
4. July 2012 Bitcoinica Theft (305200 $)
5. Bitfloor Theft (248088 $)
6. Linode Hacks (230468 $)
7. Bitomat.pl Loss (236000 $)
8. Tony Silk Road Scam (150000 $)
9. Stefan Thomas Loss (128000 $)
10. Just-Dice.com Incident (121000 $)
11. Cdecker Theft (113894 $)
12. May 2012 Bitcoinica Hack (91306.46 $)
13. XBTGuild Incident (58737 $)
14. Bit LC Theft (51000 $)
15. Bitcoin7 Hack (50000 $)
16. June 2011 Mt. Gox Incident (46970.91 $)
17. BTC-E Hack (42000 $)
18. 2012 Trojan (38000 $)
19. Mooncoin Theft (24000 $)
20. Betcoin Theft (15509 $)
21. Bitcoin Syndicate Theft (12134.61 $)
U. Ubitex Scam (11668.70 $)
U. Andrew Nollan Scam (10978 $)
U. October 2011 Mt. Gox Loss (8115.12 $)
U. Bitscalper Scam (5000 $)