Motto: Because there’s no way you could do that with a fucking database. Jesus.

Curated list of scams, hacks and fails of cryptocurrencies

Pull requests with more events, sources and corrections are welcome!

Date	Event	Value
2022-02-02	In Second Largest DeFi Hack Ever, Blockchain Bridge Loses $320M Ether "Wormhole, one of the largest bridges between Solana and other blockchains, has been hacked for about $320 million, or 120,000 ether — making it the second largest DeFi hack to date"	$320M
2022-02-01	NFT Collector 'ILovePonzi' Loses Valuable Ape NFTs to Hackers, Is Upset "Hackers tricked a collector of JPEGs depicting apes and mutants (also known as NFTs) to give them control of their digital art, and sold them for more than half a million dollars"	$700k
2022-01-30	Did I just lose half a million dollars by sending WETH to WETH’s contract address? "He sent ETH to the WETH contract, received WETH as expected. Then he wanted to do the reverse and sent WETH, but will not receive anything"	$500k
2022-01-28	Qubit Finance platform hacked for $80 million worth of cryptocurrency "A threat actor has used an exploit to steal approximately $80 million from Qubit Finance, a decentralized finance (DeFi) platform that allows users to loan and speculate on cryptocurrency price variations."	$80M
2022-01-18	Crypto.com’s Stolen Ether Being Mixed Through Tornado Cash "The $15 million in ether (4,600 ETH) stolen from Singapore-based Crypto.com is currently being "mixed," or moved to obscure destinations making it harder to track, via Tornado Cash, an Ethereum mixer"	$15M
2022-01-17	We won the auction for €2.66M "a bunch of cryptobros just spent €2.6 MILLION - 100x the asking price - for a book at auction in the mistaken belief that they would therefore own the copyright in it"	$2.6M
2021-12-05	Here is the list of the transferred-out assets and their amounts "Estimate loss of @BitMartExchange ~$100M"	$100M
2021-08-11	Hacker steals $600 million from Poly Network in biggest ever cryptocurrency hack "Once the attack was discovered, Poly Network disclosed the incident to the public and asked for the help of the cryptocurrency community, begging mining platforms and exchanges to track the hacker’s movements and freeze their accounts"	$600M
2021-07-23	Thorchain suffers $8 million loss by hacker wanting to 'teach lesson' "the platform was exploited for $8 million as the hacker was able to trick the network into thinking they had deposited a range of funds, when they hadn’t, and then somehow getting a refund"	$8M
2021-06-28	SafeDollar ‘stablecoin’ drops to $0 following $248,000 DeFi exploit on Polygon "SafeDollar’s price—which was supposed to always be equal to $1 since it’s a stablecoin—has plummeted to zero, according to the protocol’s own website"	$248k
2021-04-27	Feds Arrest an Alleged $336M Bitcoin-Laundering Kingpin "Russian-Swedish administrator behind that long-running anonymizing system and charged him with laundering hundreds of millions of dollars worth of bitcoins, much of which was sent to or from dark web drug markets"	$336M
2021-01-17	Dr. Vaezi a.k.a. "Dr Bitcorn" "Massive electricity outages have led to the government burning "mazut" to keep the lights on around Tehran. Now, the regime have been pressured to admit the outages are connected to bitcoin mining"
2020-09-03	DeFi Hotdog token gets burnt, dropped from $4,000 to $1 within five minutes "things got sour for HotdogSwap, as the traders began pulling out, taking advantage of the fat price as early adopters which probably resulted in the nosediving of Hotdog token in price"
2020-08-13	Single-line software bug causes fledgling YAM cryptocurrency to implode just two days after launch "It’s not as if cryptocurrency investors couldn’t have seen this coming. The project’s GitHub repo states explicitly that there’s been no audit of the code."	$525M
2020-06-10	Someone just made a $2.6 million mistake on Ethereum "likely reason is that this unfortunate individual intended to send $2.6 million in ETH with $100 worth of fees, but accidentally switched the two fields"	$2.6M
2020-01-27	Bitcoin Gold hit by 51% attacks, $72K in cryptocurrency double-spent "Malicious cryptocurrency miners took control of Bitcoin Gold‘s blockchain recently to double-spend $72,000 worth of BTG. Bad actors assumed a majority of the network‘s processing power (hash rate) to re-organize the blockchain twice"	$72K
2019-08-05	One of the World’s Largest Crypto Exchanges, Binance, Hacked to the Tune of $40 Million "Cryptocurrency trading hub Binance […] lost about 7,000 Bitcoins (around $40 million) to hackers after its so-called “hot wallet,” i.e. one connected to the internet and used to process transactions, was breached"	$40M
2019-08-02	Co-owner of shuttered Polish crypto exchange Bitmarket found dead "Police are investigating the death of Tobiasz Niemiro, a Polish entrepreneur and co-owner of cryptocurrency exchange Bitmarket, which closed on July 8 under suspicious circumstances. […] More than 400 investors allegedly lost a total of 2300 bitcoin (worth approximately $23 million,)"	$23M
2019-07-25	Bitcoin Tumbles After Officials Allege $850 Million Fraud "New York’s attorney general accused the owners of a prominent exchange, Bitfinex, of using illicit transactions to mask $850 million in missing funds."	$850M
2019-03-29	Crypto Exchange Bithumb Hacked for $13 Million in Suspected Insider Job "South Korean crypto exchange Bithumb has had around $13 million in the EOS cryptocurrency stolen in a hack it suspects was an insider job"	$13M
2019-03-06	Experts finally tracked down the digital wallets of the crypto CEO who died with sole access to millions. They say the money’s gone "Investigators, who have secured his laptop and other devices, have revealed the money is gone."	$190M
2019-02-04	Canadian cryptocurrency exchange QuadrigaCX seeks creditor protection after founder’s death "sudden death of its founder […] in December and missing cryptocurrency worth roughly $190 million." (lost private key)	$190M
2019-01-07	Ethereum Classic is under attack "An unknown perpetrator essentially rolled back and altered transactions on the network."	$500k
2018-10-20	MapleChange Crypto Exchange Hacked For Bitcoin (BTC) "MapleChange decided that it would be unable to pay its users back"	$6M
2018-09-14	Japanese bitcoin exchange is robbed of $60 million worth of cryptocurrency "Japanese cryptocurrency exchange Zaif […] was hacked on September 14th during a two-hour time frame"	$60M
2018-06-10	Coinrail Exchange Hacked, Loses Possibly $40 Million in Cryptos "Coinrail, a cryptocurrency exchange based in South Korea, said […] its platform has been hacked, [and] lost cryptocurrencies totaling as much as $40 million in the attack."	$40M
2018-04-08	Unpacking the 5 Biggest Cryptocurrency Scams "Both ICOs have been classified as multi-level marketing scams. iFan was advertised a social media platform for celebrities […] Meanwhile Pincoin was promising 40 percent monthly returns on investments made"	$660M
2017-11-08	'$300m in cryptocurrency' accidentally lost forever due to bug "More than $300m of cryptocurrency has been […] effectively destroyed by accident."	$300M
2016-08-03	The Bitfinex Bitcoin Hack: What We Know (And Don’t Know) "More than $60m worth of bitcoin was stolen from one of the world’s largest digital currency exchanges yesterday, and nearly 24 hours later, the event is still shrouded in mystery."	$66M
2016-06-18	The DAO hack - what happened and what followed? "The hacker was able to get the DAO smart contract to return Ether multiple times before it could update its own balance"	$70M
2014-03-04	All deposits, withdrawals, and markets are functioning normally. No further BTC will be deducted from anyone’s balance. The hacker discovered that if you place several withdrawals all in practically the same instant […] will result in a negative balance, but valid insertions into the database […] This could not have happened if withdrawal requests were processed sequentially instead of simultaneously.
2014-03-03	NoSQL Meets Bitcoin and Brings Down Two Exchanges: The Story of Flexcoin and Poloniex "someone allegedly hacked in and made off with 896 BTC in the hot wallet. […] The attacker […] By sending thousands of simultaneous requests […] was able to "move" coins from one user account to another until the sending account was overdrawn"	$600k
2011-06-19	The History of the Mt Gox Hack: Bitcoin’s Biggest Heist "Mt. Gox exchange was hacked, most likely as a result of a compromised computer belonging to an auditor of the company"	€460M
2010-08-15	Bitcoin’s Biggest Hack In History: 184.4 Billion Bitcoin from Thin Air "an unknown hacker nearly destroyed Bitcoin. The hacker generated 184.467 billion Bitcoin out of thin air. […] If this hack hadn’t been rectified, Bitcoin would likely have died then and there, which would mean the entire crypto space as we know it would not exist"

nurkiewicz / crypto-hall-of-shame

Curated list of scams, hacks and fails of cryptocurrencies

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