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QUADRIGA INITIATIVE
CRYPTO WATCHDOG & FRAUD RECOVERY PLATFORM
A COMMUNITY-BASED, NOT-FOR-PROFIT
Those who ignore history are doomed to repeat it! Study the largest list anywhere on the internet of hacks, frauds, and scams that involve cryptocurrency exchanges!
2020
Sep 2020 - Yearn Finance Eminence Hack - $15m (South Africa)
Sep 2020 - KuCoin Hot Wallet Breach - $281m (Singapore)
Sep 2020 - DeFi Protocol bZx Hacked Again - $8.1m (Global)
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Aug 2020 - YAM Incident - $750k (Global)
Aug 2020 - Opyn DeFi Breach - $372k (United States)
Aug 2020 - Ethereum Classic/OkEx 51% Attack - $5.6m (Malta)
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Jun 2020 - Balancer Deflation Hack - $523k (Global)
Jun 2020 - Good Cycle Ponzi Blackmailed - $5m (South Korea)
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Apr 2020 - DForce/LendFMe DeFi Protocol Breached - $25m (Unknown)
Apr 2020 - Uniswap Attack - $300k+ (Unknown)
Apr 2020 - Decentralized BISQ Hacked - $250k (Unknown)
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Feb 2020 - bZx Decentralized Lending Platform Attack - $918k (Unknown)
Feb 2020 - Altsbit Hacked - $70k (Italy)
Feb 2020 - FCoin Collapses - $125m (China)
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Jan 2020 - Binance/Bitcoin Gold Double Spend Hack - $72k (Malta)
2019
Dec 2019 - Cloud Token Wallet Service - $500m (Singapore)
Nov 2019 - VinDAX Exchange Hacked - $500k (Vietnam)
Nov 2019 - IDAX Global CEO Disappears - $Unknown (China)
Nov 2019 - Einstein Exchange - $12m (Canada)
Nov 2019 - Upbit Hot Wallet Hack - $49.2m (South Korea)
Oct 2019 - PayFair P2P Exchange Hacked - $Unknown (Unknown)
Oct 2019 - WoToken Wallet Service - $1100m (China)
Aug 2019 - EZ-BTC/Dave Smillie - $3.9m+ (Canada)
Jul 2019 - Bitmarket Disappears Without Warning - $23m (Poland)
Jul 2019 - BitPoint Theft - $32m (Japan)
Jun 2019 - Bitsane Exit Scam - $155k+ (Ireland)
Jun 2019 - BitTrue Security Breach - $5m (Singapore)
Jun 2019 - PlusToken Wallet and Exchange - $Unknown (South Korea)
Jun 2019 - XRP Stolen from GateHub - $10m (United Kingdom)
May 2019 - CoinRoom Goes Boom - $Unknown (Poland)
May 2019 - Binance Theft - $41m (Malta)
Apr 2019 - Coinbene Hack Cover-Up - $100m+ (International)
Mar 2019 - Bithumb EOS/XRP Hack - $19.2m (South Korea)
Mar 2019 - Gatecoin Enters Liquidation - $Unknown (Hong Kong)
Mar 2019 - DragonEx Hacking Theft - $7m (Singapore)
Feb 2019 - CoinBin Declares Bankruptcy - $26m (South Korea)
Feb 2019 - QuadrigaCX Bankruptcy - $215m+ (Canada)
Jan 2019 - LocalBitcoins Breach - $30k+ (Global)
Jan 2019 - Cryptopia Exchange ERC20 Hack - $16m (New Zealand)
Jan 2019 - ETC 51% Gate.io Attack - $271k (Cayman Islands)
Jan 2019 - ETC 51% Bitrue Attack - $14k (Taiwan/Singapore)
2018
Nov 2018 - Pure Bit Exit Scam - $2.8m (South Korea)
Oct 2018 - Trade.io - $8m (Switzerland)
Oct 2018 - MapleChange Exchange Hacked - $6m (Canada)
Sep 2018 - Zaif Hacking Theft - $60m (Japan)
Jul 2018 - WEX Shut Down By Authorities - $450m (Russia)
Jul 2018 - Bancor Decentralized Exchange Hack - $23m (Switzerland)
Jun 2018 - Bithumb Hacking - $32m (South Korea)
Jun 2018 - CoinRail Exchange Hack - $40m (South Korea)
May 2018 - Bittrex Bitcoin Gold Double-Spend - $255k+ (Liechtenstein)
May 2018 - Taylor Ethereum Hack - $1.5m (Brazil)
Apr 2018 - CoinSecure Exchange Hack - $3.3m (India)
Feb 2018 - BitGrail NANO Hack - $170m (Italy)
Jan 2018 - Robbery at Canadian Bitcoins - $Unknown (Canada)
Jan 2018 - Coincheck NEM Token Hack - $530m (Japan)
2017
Dec 2017 - Youbit Exchange Hack - $2.65m (South Korea)
Dec 2017 - NiceHash Exchange Hack - $64m (Slovenia)
Jul 2017 - BTC-e Shut Down, Exit Scam - $110m+ (Russia)
Jun 2017 - Bithumb Privacy/Phishing Hack - $31m (China)
Jun 2017 - QuadrigaCX Contract Error - $14.7m (Canada)
Apr 2017 - Yapizon Exchange Hack - $5.3m (South Korea)
Feb 2017 - Bitcurex Exchange Hack - $1.5m (Poland)
2016
Aug 2016 - Bitfinex Security Breach - $72m (Hong Kong)
May 2016 - Gatecoin Hack - $2.5m (Hong Kong)
Apr 2016 - Shapeshift Exchange Hack - $200k (Switzerland)
Mar 2016 - CoinTrader/NewNote Shuts Down - $1.5m? (Canada)
2015
Sep 2015 - BitPay Social Engineering - $1.8m (United States)
May 2015 - Bitfinex Hot Wallet Hack - $400k (Hong Kong)
Mar 2015 - Coinapult Hot Wallet Hack - $43k (Panama)
Mar 2015 - Allcrypt - $12k (Unknown)
Feb 2015 - Kipcoin Exchange Hack - $690k (China)
Feb 2015 - BTER “Cold Wallet” Hack - $1.75m (China)
Feb 2015 - MyCoin Exchange Bankruptcy - $387m (Hong Kong)
Jan 2015 - 796 Exchange Hack - $230k (China)
Jan 2015 - Bitstamp Hot Wallet Hack - $5.1m (Luxembourg)
2014
Oct 2014 - Mintpal Exchange Exit Scam - $1.3m (United Kingdom)
Aug 2014 - BitNZ MailJet Hack - $23k (New Zealand)
Aug 2014 - NXT Token on BTER Exchange - $1.65m (China)
May 2014 - Cryptsy Exchange Hack - $9.58m (United States)
Mar 2014 - Bitcurex Targeted by Hacking - $844k (Poland)
Mar 2014 - CryptoRush Hack - $800k (United States)
Mar 2014 - Flexcoin Hot Wallet Hack - $600k (Canada)
Mar 2014 - Poloniex Withdrawal Hack - $662k (United States)
Feb 2014 - MT Gox Halts Trade Over Major Hack - $300m (Japan)
2013
Dec 2013 - Intersango Exit Scam - $14k+ (United Kingdom)
Nov 2013 - BIPS Wallet Service - $650k (Denmark)
Nov 2013 - Czech Bitcash.cz Hacked - $200k (Czech Republic)
Nov 2013 - Exchange Bidextreme.pl Hacked - $Unknown (Poland)
Nov 2013 - Picostocks “Cold Wallet” Hack - $6m (Marshall Islands)
Oct 2013 - GBL Exchange Exit Scam - $4.1m (China)
Oct 2013 - Input.io “Wallet” Hack - $1.2m (Australia)
Oct 2013 - Canada Bitcoins Social Engineering Theft - $100k (Canada)
Jul 2013 - Bitfunder and WeExchange Hack - $788k (United States)
Mar 2013 - Mercado Bitcoin - $101k (Germany)
Feb 2013 - Bit LC Theft - $51k (Panama)
Jan 2013 - Vircurex Exchange Hack - $50m (Germany)
2012
Dec 2012 - BitMarket.eu Custodian Failure - $400k (Poland)
Sep 2012 - Bitfloor Exchange Hack - $240k (United States)
Aug 2012 - Kronos Hack - $43k (Italy)
Jul 2012 - BTC-e Hack - $42k (Russia)
Jul 2012 - Another Bitcoinica Hot Wallet Hack - $305k (New Zealand)
May 2012 - World Bitcoin Exchange - $25k (Australia)
May 2012 - Bitcoinica Hot Wallet Hack - $91k (New Zealand)
Mar 2012 - Bitcoinica Linode Web Host Hack - $228k (New Zealand)
2011
Oct 2011 - Bitcoin7 Exchange Hack/Fraud - $50k (Unknown)
Aug 2011 - MyBitcoin Exchange Hack/Fraud - $2m (Unknown)
Jul 2011 - Bitomat Exchange Wallet.dat File Deleted - $220k (Poland)
Jun 2011 - MyBitcoin Username/Password Breach - $72k (Unknown)
Jun 2011 - Mt. Gox Auditor Theft - $47k (Japan)
If you know of a cryptocurrency exchange hack, scam, or fraud event which is not on our list, or see any information that is out of date or needing update, please send us an email or join the discussion!
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