[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f1n2cqkl6chc52":3},{"success":4,"breach":5},true,{"_id":6,"name":7,"title":8,"slug":9,"domain":10,"breachDate":11,"addedDate":12,"modifiedDate":12,"contentUpdatedAt":13,"source":14,"sourceUrl":15,"sourceUrls":16,"pwnCount":17,"affectedCount":17,"affectedCountStatus":18,"affectedCountLowerBound":19,"affectedCountUnit":20,"hasEnglishDescription":4,"severity":21,"dataClasses":22,"description":29,"seoTitle":30,"seoTitleEn":31,"seoDescription":30,"seoDescriptionEn":32,"logoUrl":33,"isVerified":4,"isSensitive":4,"isSpamList":34,"isMalware":34,"company":35},"68e3266eda11adda4882512b","BTC-E","BTC-E Data Breach","btc-e","btc-e.com","2014-10-01T00:00:00.000Z","2017-03-12T03:21:52.000Z","2026-07-18T23:46:50.292Z","Verified breach record","https:\u002F\u002Fdatabreach.com\u002Fbreach\u002Fbtc-e-2014",[15],568340,"known",null,"unknown","High",[23,24,25,26,27,28],"Account balances","Email addresses","IP addresses","Passwords","Usernames","Website activity","\u003Cp>The BTC-E data breach is a verified account data incident dated October 1, 2014, affecting early-stage cryptocurrency exchange users. BTC-E stood out as a well-known exchange among users who wanted to trade, hold balances, and buy and sell cryptocurrency in the early years of the Bitcoin ecosystem. Therefore, the incident should not be seen solely as a risk of an old web account. The simultaneous appearance of email, username, IP address, balance information, and password data linked to the exchange account increases the risks of account takeover, targeted fraud, and cryptocurrency-themed phishing.\u003C\u002Fp>\n\u003Cp>The verified scope is associated with 568,340 accounts. The exposed fields are account balances, email addresses, IP addresses, passwords, usernames, and site activity. Even if passwords are hashed, using the same or similar password on other accounts poses a risk. The account balance and site activity fields can lead the attacker to evaluate the user not as an ordinary email address, but as a potential target with a cryptocurrency history. This situation is important for the user's current cryptocurrency accounts, even if the old exchange account is closed.\u003C\u002Fp>\n\u003Ch2>Types of Leaked Data and Their Risks\u003C\u002Fh2>\n\u003Cp>Verified data classes consist of account balances, email addresses, IP addresses, passwords, usernames, and site activity fields. An email address allows sending targeted messages. A username enables searching for the same handle on other exchanges, forums, or social platforms. IP addresses can provide clues about connection history and approximate regional context. Site activity may help understand how the user interacted with their old exchange account.\u003C\u002Fp>\n\u003Cp>The account balance field distinguishes this violation from an ordinary forum or game account. Balance information may not be direct proof of current assets; however, it is a strong indicator for the attacker that the person has used a cryptocurrency account in the past. When password hashes and email addresses are found together, password reuse can be attempted. In cryptocurrency accounts, if password reuse, email account security, and lack of two-factor authentication combine, the user may be at risk not only through the old BTC-E account but also through current exchange and wallet-linked accounts.\u003C\u002Fp>\n\u003Ch2>Verified Scope and Boundaries\u003C\u002Fh2>\n\u003Cp>The represented violation date should be tracked as October 1, 2014, the verified addition date as March 12, 2017, and the number of affected accounts as 568,340. The record is associated with the BTC-E domain name and the data classes are limited to account balances, email addresses, IP addresses, passwords, usernames, and site activity. This description does not claim that private keys, wallet seeds, government IDs, physical addresses, phone numbers, bank accounts, or payment card information were exposed; these fields are not included in the verified data classes.\u003C\u002Fp>\n\u003Cp>Since BTC-E is no longer considered an active exchange, the event's impact on users should be interpreted through the transfer of past account data to today's account security. A positive match indicates that the user is included in this dataset; this does not mean that the person's wallet has been compromised today or that their crypto assets have been directly leaked. The risk is that the old account data is tried on other services and used in social engineering.\u003C\u002Fp>\n\u003Ch2>User Groups at Risk\u003C\u002Fh2>\n\u003Cp>People in the highest risk group are those who reuse the email or password from their BTC-E account on other cryptocurrency services. Early Bitcoin users, individuals who have the same username across different exchanges, those who use the same nickname on crypto forums, and those who still keep their old email addresses active are more visible targets. The account balance field can increase the persuasive power of targeted scam messages because it can give the impression that the user has traded or held assets in the past.\u003C\u002Fp>\n\u003Cp>For individuals with cryptocurrency investments, mining, arbitrage, old exchange accounts, or forum activity, the risk is not just password testing. Attackers may send messages referencing old BTC-E membership, such as fake balance refunds, account recovery, wallet verification, lawsuit payments, exchange reopening, or asset withdrawal notifications. People who use the same email address in today's exchange accounts should examine such messages much more carefully.\u003C\u002Fp>\n\u003Ch2>Urgent Measures to Be Taken\u003C\u002Fh2>\n\u003Cp>The user in the positive match area must first secure their email account. The email account should complete unique strong password, multi-factor authentication, recovery address verification, and open session control. Then, any password that may have been used during the BTC-E period must be removed from all accounts where it has been used in the same or similar form. Cryptocurrency exchanges, wallet-linked services, forums, social media accounts, and old investment tools should be included in this checklist.\u003C\u002Fp>\n\u003Cp>Independent verification is required before clicking on links in messages related to account balance or old stock records. Messages requesting wallet seeds, private keys, exchange verification codes, identification documents, or payments should be considered unreliable. The user should also enable security controls on cryptocurrency accounts, such as withdrawal whitelists, login notifications, device management, and transaction approval. Accounts that use the same password are not considered secure unless separated individually.\u003C\u002Fp>\n\u003Ch2>Long-Term Security Strategies\u003C\u002Fh2>\n\u003Cp>Long-term defense in cryptocurrency accounts should be ensured with a separate email address, a unique password, hardware or app-based multi-factor authentication, and withdrawal limits. Even if old exchange accounts are closed, the data of these accounts may remain on target lists. Users should inventory the email addresses they used in old exchanges, forums, and wallet services; they should separate the addresses and passwords used in critical accounts.\u003C\u002Fp>\n\u003Cp>Using a password manager and generating a different password for each account reduces the risk of repeated attempts resulting from past exchange breaches. Cryptocurrency users should also develop a persistent habit of verification against fake refund, lawsuit, asset recovery, and exchange reactivation messages. No reliable service asks for a wallet seed or private key. If email addresses and usernames associated with the old BTC-E identity are still in use today, additional layers of security should be considered mandatory for these accounts.\u003C\u002Fp>\n\u003Ch2>Record Control and User Action\u003C\u002Fh2>\n\u003Cp>A positive result for BTC-E indicates that the checked email address was found in the BTC-E dataset dated October 1, 2014. This result implies that fields such as account balance, IP address, password, username, and site activity along with the email address may be at risk. If the result is negative, it only means that no match was found in this specific record; it should not be concluded that the person was not involved in any other cryptocurrency exchange, forum, or wallet incident.\u003C\u002Fp>\n\u003Cp>The correct course of action is to strengthen the email account, separate the old BTC-E password from all accounts, enable multi-factor authentication on today's cryptocurrency accounts, check withdrawal and session security settings, and approach BTC-E themed messages with suspicion. Messages, especially those regarding balance refunds, recovery, verification, and opening old accounts, should be checked through independent channels. Old exchange data should be treated as a real warning for current account security.\u003C\u002Fp>","","BTC-E Data Breach (568.3 Thousand Reported Records)","BTC-E Data Breach. 568.3 Thousand reported records were reported. Reported data: Account balances, Email addresses, IP addresses. Review the scope, risks, and…","\u002Fuploads\u002Flogo\u002Fbtc_e_com.webp",false,{"name":7,"sector":36,"country":37,"website":10,"websiteArchiveUrl":30,"websiteStatus":30,"websiteCheckedAt":19},"Cryptocurrency exchange","Global"]