February 21, 2025
Bybit
Crypto exchange Bybit suffered the largest digital asset theft in history after hackers stole around $1.46 billion from one of the platform’s Ethereum cold wallets.
Amount stolen: $1,460,000,000
Source: CoinDesk
As of today, there are a total of 62 hacking events, with lost funds amounting to a total of approximately $4.64 billion at the time of these hacks, with the Bybit hack of 2025 being the biggest casualty yet with roughly $1.46 billion of stolen funds. The total amount does not include stolen user data and undisclosed amounts of stolen funds.
February 21, 2025
Crypto exchange Bybit suffered the largest digital asset theft in history after hackers stole around $1.46 billion from one of the platform’s Ethereum cold wallets.
Amount stolen: $1,460,000,000
Source: CoinDesk
September 20, 2024
Crypto exchange BingX was hacked, and on-chain data showed over $43 million drained from the exchange’s hot wallet clusters.
Amount stolen: $43,000,000
Source: CoinDesk
July 18, 2024
On July 18, 2024, WazirX experienced a cyber attack on one of its multisig wallets, resulting in the theft of digital assets exceeding $230 million.
Amount stolen: $230,000,000
Source: WazirX Blog
May 31, 2024
Japanese cryptocurrency exchange DMM Bitcoin said it lost 4,502.9 BTC (about ¥48.2 billion, roughly $305 million at the time) in an unauthorized outflow.
Amount stolen: $305,000,000
Source: Reuters via The Japan Times
November 22, 2023
Hackers stole about $30 million from HTX hot wallets in November 2023, according to exchange and on-chain reporting.
Amount stolen: $30,000,000
Source: CoinDesk
November 10, 2023
Hackers stole roughly $114 million from Poloniex hot wallets on Nov. 10, 2023.
Amount stolen: $114,000,000
Source: CoinDesk
November 1, 2022
South Korean crypto exchange Gdac was hacked for nearly $13 million on Sunday, the firm said on Monday. Hackers transferred nearly $13 million worth of crypto, 23% of its total custodial assets, from Gdac's hot wallet to an unidentified wallet.
Amount stolen: $13,000,000
Source: CoinDesk
January 9, 2022
Major cryptocurrency derivatives exchange Deribit has halted withdrawals after suffering a $28 million hot wallet hack. Deribit exchange got its hot wallet compromised before midnight UTC on Nov. 1, the firm reported on Twitter.
Amount stolen: $28,000,000
Source: Cointelegraph
December 11, 2021
Liechtenstein-based crypto exchange LCX has confirmed the compromise of one of its hot wallets after temporarily suspending all deposits and withdrawals on the platform. Based on PeckShield’s investigation, LCX lost a cumulative of $6.8 million after the hacker successfully transferred eight types of tokens
Amount stolen: $6,800,000
Source: Cointelegraph
December 5, 2021
Crypto exchange AscendEX — formerly known as BitMax — has been hacked for an estimated $77.7 million. That's according to the exchange, which acknowledged the hack, and security researchers PeckShield who have estimated its losses.
Amount stolen: $78,000,000
Source: The Block
August 19, 2021
Crypto exchange BitMart said late Saturday that it has suffered a hack, resulting in the loss of $150 million worth of crypto.
Amount stolen: $150,000,000
Source: The Block
April 29, 2021
Japanese exchange Liquid has been hacked with about $80 million in digital assets moved off the platform. The exchange confirmed the security breach in an August 19 tweet, with Liquid revealing the wallet addresses implicated in the breach. The exchange noted that only it’s warm wallets were affected, adding that its assets are currently being moved into cold storage.
Amount stolen: $80,000,000
Source: Cointelegraph
February 1, 2021
A cryptocurrency exchange with about 2 million users worldwide announced that it has “suffered a serious cyber attack.” A number of basic services are paralyzed and the attacker tried to access the exchange’s wallets.
Amount stolen: n/a
Source: Bitcoin.com
February 1, 2021
Controversy still surrounds a liquidated New Zealand cryptocurrency exchange, which allegedly got hacked again. Adding to the $30 million stolen in 2019, Cryptopia reports that it was the target of another theft incident on February 1, 2021.
Amount stolen: $45,000
Source: Bitcoin.com
September 26, 2020
Russian cryptocurrency exchange Livecoin posted on message on its official website on Christmas Eve claiming it was hacked and lost control of some of its servers, warning customers to stop using its services.
Amount stolen: n/a
Source: ZDNet
September 8, 2020
In a live stream on 4:30 UTC Saturday, KuCoin CEO Johnny Lyu said one or more hackers obtained the private keys to the exchange’s hot wallets. KuCoin transferred what was left in them to new hot wallets, abandoned the old ones and froze customer deposits and withdrawals, Lyu said.
Amount stolen: $280,000,000
Source: CoinDesk
September 8, 2020
Eterbase Exchange, a popular Slovakian cryptocurrency exchange platform was hacked by threat actors, on September 8, 2020. Reportedly, $5.4 Million worth of funds were stolen and transferred by hackers from the platform, taking the security industry by storm.
Amount stolen: $5,400,000
Source: Security Boulevard
May 14, 2020
Buyucoin, a Delhi NCR-based cryptocurrency exchange, has reportedly been hacked. The exchange has more than 350K registered users and has facilitated over $500 million in cryptocurrency trades, according to its website. Several local news outlets reported that sensitive data of about 325K customers has been dumped onto the dark web.
Amount stolen: n/a
Source: Bitcoin.com
February 6, 2020
On May 14th 2020, BlockFi experienced a temporary data breach that exposed some BlockFi client data. We promptly discovered the root cause and stopped the unauthorized intrusion into our systems.
Amount stolen: n/a
Source: BlockFi
November 27, 2019
our exchange was hacked during the night and almost all funds from BTC, ETH, ARRR and VRSC were stolen.
Amount stolen: $73,000
Source: Twitter @Altsbit
July 12, 2019
At approximately 13:06 on November 27th, 2019 (KST), 342,000 ETH was sent from Upbit’s Ethereum hot wallet to an anonymous wallet address.
Amount stolen: $49,000,000
Source: Upbit
June 27, 2019
Japanese cryptocurrency exchange Bitpoint was hacked last week when hackers stole 3.5 billion yen ($32 million) from the exchange’s hot wallet, of which 2.5 billion yen were customer funds.
Amount stolen: $32,000,000
Source: CCN
April 1, 2019
Singapore-based cryptocurrency exchange Bitrue has been hacked for around $4.2 million in user assets.
Amount stolen: $4,200,000
Source: CoinDesk
March 25, 2019
South Korean crypto exchange Bithumb has had around $13 million in the EOS cryptocurrency stolen in a hack it suspects was an insider job. The company confirmed in statement on Saturday that it first spotted an “abnormal withdrawal” of the cryptocurrency through its monitoring system
Amount stolen: $13,000,000
Source: CoinDesk
March 24, 2019
Over $100 Million Missing: CoinBene Claims Maintenance, a Month of Questions Point Toward a Hack
Amount stolen: $100,000,000
Source: Cointelegraph
February 15, 2019
DragonEx announced the news on its official Telegram channel on Monday, stating that, on Sunday, March 24, it had suffered a cyberattack that saw cryptocurrency funds owned by users and the exchange “transferred and stolen.” No information has yet been provided on the value of the losses.
Amount stolen: n/a
Source: CoinDesk
February 15, 2019
The official statement of the exchange disclosed that 450,000 email addresses and passwords were leaked in a massive global hacking attack involving 24 websites and some 747 million records.
Amount stolen: n/a
Source: CCN
October 28, 2018
The exchange announced the news on Twitter, stating that it “suffered a security breach which resulted in significant losses.” Meanwhile, tweets from Whale Alert indicated that 19,391 (ETH) tokens worth nearly $2.44 million and around 48 million centrality (CENNZ) tokens worth about $1.18 million were transferred from Cryptopia to unknown wallets on Jan. 13.
Amount stolen: $3,620,000
Source: CoinDesk
September 14, 2018
Amount stolen: $5,000,000
Source: Blockonomi
July 9, 2018
Japan-based cryptocurrency exchange has been hacked, losing a 6.7 billion yen (about $60 million worth of cryptocurrency), including 5,966 bitcoins.
Amount stolen: $60,000,000
Source: CoinDesk
June 19, 2018
Bancor, a crypto company that touts a decentralized exchange service, has lost some $23.5 million of cryptocurrency tokens belonging to its users following a hack.
Amount stolen: $23,500,000
Source: TechCrunch
June 10, 2018
roughly 35 billion Korean won (around $31 million) in cryptocurrency was stolen by hackers from the South Korea-based exchange Bithumb
Amount stolen: $31,000,000
Source: CoinDesk
February 8, 2018
Coinrail, a cryptocurrency exchange based in South Korea, said on Sunday its platform has been hacked, with other sources suggesting it lost cryptocurrencies totaling as much as $40 million in the attack.
Amount stolen: $40,000,000
Source: CoinDesk
January 26, 2018
On Friday, BitGrail posted a notice to users informing them that hackers had made off with 17 million units of Nano (XRB), the coin formerly known as RaiBlocks
Amount stolen: $170,000,000
Source: TechCrunch
January 26, 2018
Early Friday morning in Tokyo, hackers broke into a cryptocurrency exchange called Coincheck Inc. and made off with nearly $500 million in digital tokens. It’s one of the biggest heists in history, with the exchange losing more than 500 million of the somewhat obscure NEM coins.
Amount stolen: $500,000,000
Source: Fortune
December 19, 2017
**LocalBitcoins**, the popular peer-to-peer market for fiat-to-bitcoin trading, on Saturday said that it had suffered a security breach that lasted about 5 hours before the Finland-based company managed to stop it. Hackers had reportedly managed to breach at least six user accounts, getting away with more than BTC 7.9 (USD 27,000.)
Amount stolen: $27,000
Source: cryptonews
June 27, 2017
A relativley small South Korean cryptocurrency exchange, Youbit, was reportedly hacked earlier today, and is filing for bankruptcy after losing 17% of users' funds.
Amount stolen: n/a
Source: Cryptovest
April 26, 2017
Hackers succeeded in grabbing the personal information of 31,800 Bithumb website users, including their names, mobile phone numbers and email addresses. The exchange claims that this number represents approximately three percent of customers.
Amount stolen: n/a
Source: BraveNewCoin
October 13, 2016
South Korean exchange Yapizon has become the latest victim of hackers...In a notice on Saturday translated on social media, staff confirmed the theft of 3,831 Bitcoins, equivalent to 37.08% of the total assets.
Amount stolen: $4,850,000
Source: Cointelegraph
August 2, 2016
Polish bitcoin exchange Bitcurex just posted an update announcing it will close following a hack...resulting in $1.5m going missing. It’s one of the bigger bitcoin exchanges serving the European market, specifically for trading zloty and also euros.
Amount stolen: $1,500,000
Source: Bitcoin.com
June 30, 2016
Nearly 120,000 units of digital currency bitcoin worth about US$72 million was stolen from the exchange platform Bitfinex in Hong Kong, rattling the global bitcoin community in the second-biggest security breach ever of such an exchange.
Amount stolen: $72,000,000
Source: Fortune
May 9, 2016
There was a complicated series of thefts at ShapeShift, a cryptocurrency exchange that calls itself the
Amount stolen: $200,000
Source: Hacking, Distributed
May 22, 2015
Gatecoin has claimed that it lost as much as 185,000 ethers and 250 bitcoins, an amount worth roughly $2.14m at press time. The exchange further said that it believes the hack first began on 9th May, and that it continued over the following three days.
Amount stolen: $2,140,000
Source: CoinDesk
February 18, 2015
Hong Kong-based bitcoin exchange Bitfinex announced around 5 a.m. EDT today the startup’s hot wallets were compromised and some bitcoin were stolen...If correct, it would put the amount of bitcoin lost in the hack just more than 1,400 or around 0.06 percent of the company’s total holdings.
Amount stolen: $329,000
Source: BitcoinMagazine
February 14, 2015
On February 18, the day of the Chinese Lunar New Year’s Eve, a message was posted on their website stating that their wallet servers were hacked and that they had lost over 3000 BTC.
Amount stolen: $728,000
Source: NEWSBTC
January 27, 2015
Digital currency exchange BTER announced that it has lost 7,170 bitcoins, or roughly $1.75 million at press time, in an apparent hack on its cold wallet system.
Amount stolen: $1,750,000
Source: CoinDesk
January 4, 2015
According to the explanation, hackers had compromised areas of the exchange in the previous days, which had caused a user to mention the current address has been tampered with...Reports are emerging of Chinese Bitcoin exchange 796 mistakenly losing 1000BTC of customer funds in a botched customer service request.
Amount stolen: $270,000
Source: Cointelegraph
July 29, 2014
On January 4th, some of Bitstamp’s operational wallets were compromised, resulting in a loss of less than 19,000 BTC...This breach represents a small fraction of Bitstamp’s total bitcoin reserves, the overwhelming majority of which are are held in secure offline cold storage systems.
Amount stolen: $5,100,000
Source: CoinDesk
July 14, 2014
The exchange alleges in a newly released blog post that it was the target of a hack in July 2014, an incident that it said cost it approximately 13,000 BTC ($7.5m at the time) and approximately 300,000 LTC (then $2.08m).
Amount stolen: $9,580,000
Source: CoinDesk
March 11, 2014
Digital currency exchange platform MintPal has suffered a successful hack attack that resulted in the loss millions of vericoins from its hot wallet. The breach resulted in the loss of roughly 8 million vericoins (VRC), or about 30% of the total coins in existence, a member of the vericoin development team told CoinDesk.
Amount stolen: $1,933,000
Source: CoinDesk
March 4, 2014
The first hacking he witnessed cost the exchange 950 Bitcoins and 2500 Litecoins. A large amount considering CryptoRush is one of the smaller exchanges.
Amount stolen: $630,000
Source: CCN
March 2, 2014
Digital currency exchange Poloniex, which trades bitcoin and other popular digital currencies such as litecoin, namecoin and dogecoin, has lost 12.3% of its total bitcoin supply in an attack...97 BTC were taken and 97 BTC were paid back
Amount stolen: $67,500
Source: CoinDesk
February 17, 2014
Alberta-based bitcoin storage specialist Flexcoin has announced that it will shut down following an attack and subsequent robbery that saw cybercriminals abscond with 896 BTC (roughly $600,000 at press time) stored in the company’s hot wallets.
Amount stolen: $600,000
Source: CoinDesk
February 7, 2014
the stock market suffered a hack attack in June 2013 in which 1,300 bitcoins were stolen...PicoStocks announced that it had been robbed again. This time a total of 5,896 bitcoins were missing from both its “hot” and “cold” wallets. Because cold wallets can’t be accessed in online attacks, the theft may have been an inside job.
Amount stolen: $4,434,000
Source: WIRED
October 23, 2013
a leaked corporate document claimed that hackers had raided that Mt. Gox exchange and stole 744,408 bitcoins belonging to Mt. Gox customers, as well as an additional 100,000 bitcoins belonging to the company, resulting in the exchange being declared to be insolvent.
Amount stolen: $661,348,000
Source: Blockonomi
May 10, 2013
Two hacks totalling about 4100 BTC have left Inputs.io unable to pay all user balances. The attacker compromised the hosting account through compromising email accounts (some very old, and without phone numbers attached, so it was easy to reset). The attacker was able to bypass 2FA due to a flaw on the server host side.
Amount stolen: $1,200,000
Source: CoinDesk
September 3, 2012
The attacker has acquired login credentials to our VPS control account with our hosting service provider and has then asked for the root password reset of all servers...The total losses of the security breach are 1454 BTC 225,263 TRC 23,400 LTC
Amount stolen: $352,000
Source: Vircurex
Bitfloor, has just announced that it has been hacked, and the service has taken a loss of 24,000 BTC, worth about $250,000 at the time of the theft.
Amount stolen: $250,000
Source: Bitcoin Magazine
Bitcoinica was robbed for the third time when 40,000 BTC were stolen, but this time all the funds were secretly held in Mt. Gox. These funds were also reported to be refunded.
Amount stolen: $300,000
Source: Block Stuffs
just after the weeks of the first attack, Bitcoinica was raided again. This time hackers accessed Bitcoinica’s user’s database including all their identification details and sensitive data. This time, they stole 38,000 BTC.
Amount stolen: $87,000
Source: Block Stuffs
October 5, 2011
the hot wallets stored on the Linode’s server were unencrypted by the hacker and they stole 43,554 bitcoins. In this attack, several individuals that used Linode lost the fund.
Amount stolen: $228,000
Source: Block Stuffs
June 19, 2011
On Oct 5, 2011 the Bitcoin7 exchange website posted a message to its users that it had been subject to a hacking intrusion that compromised their wallets and their user database. The sensitive information includes: Scanned ID/Passport; Proof of address/utility bill; Proof of funding or your bank statement; ABA/SWIFT number for bank transfer; Bank name and address.
Amount stolen: n/a
Source: SiliconANGLE
a security breach of the Mt. Gox bitcoin exchange caused the nominal price of a bitcoin to fraudulently drop to one cent on the Mt. Gox exchange, after a hacker allegedly used credentials from a Mt. Gox auditor's compromised computer to transfer a large number of bitcoins illegally to himself. He used the exchange's software to sell them all nominally, creating a massive
Amount stolen: $8,750,000
Source: Wikipedia