Online betting and gaming platform.
1Win, an international online sports betting and casino platform, suffered a data breach in early November 2024 after a threat actor using the handle "fe0dor" exploited a server misconfiguration to access the platform's production systems. The attacker published a 29-gigabyte archive on the Exploit.in underground forum containing more than 450 million database rows. Researchers estimated those rows represented approximately 96 million unique user accounts, placing it among the largest recorded breaches in the gambling industry. The attacker initially demanded $1 million in ransom, later escalating that demand to $15 million before negotiations collapsed. 1Win's founder confirmed the breach publicly via Telegram and stated that infrastructure had since been secured. The exposed data included full names, email addresses, phone numbers, dates of birth, geographic locations, IP addresses, passport numbers, and password hashes. Those passwords were stored using SHA-256 without salting, a weak implementation that dramatically reduces the time needed to crack them through brute force. Security researcher Troy Hunt verified the dataset's authenticity in February 2025 and added it to Have I Been Pwned, notifying nearly 96 million affected email addresses. The combination of passport data, location history, and crackable passwords creates serious risk of identity theft, account takeover, and financial fraud. Because 1Win serves gamblers, the exposed data could also be used to target individuals with coercive scams or to exploit problem-gambling behavior. 1Win made no formal breach notifications to affected individuals in most jurisdictions where it operates. Because the platform serves European Union users, it is subject to the General Data Protection Regulation, and regulators in the United Kingdom and Germany opened scoping inquiries following the incident. Affected individuals should treat their 1Win password as compromised, change it immediately on any other account where it was reused, and monitor financial accounts and identity documents for signs of misuse.
ObscureIQ assessment: High risk of fraud, account takeover, and payment abuse. Gambling activity can also support coercive scams, financial targeting, and exploitation of problem-gambling behavior.
1Win is an international online sports betting and casino platform operating under a Curaçao gaming license and incorporated in Cyprus. The platform accepts users across Europe, the Commonwealth of Independent States, Asia, and other markets, offering sports wagering, casino games, and live dealer products. 1Win is one of several large offshore betting operators serving markets where domestic regulation of online gambling is limited or absent.
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Attribution and method are based on available breach intelligence. Reported attack vector: Misconfiguration.
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1Win, an international online sports betting and casino platform, suffered a data breach in early November 2024 after a threat actor using the handle "fe0dor" exploited a server misconfiguration to access the platform's production systems. The attacker published a 29-gigabyte archive on the…
Verified fields include Date of Birth, Email Address, Geographic Location, IP Address, Passport Number, Password, Phone Number.
Change reused passwords, enable MFA, and (if identity or financial data is involved) freeze your credit and monitor your accounts.
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