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Breach occurred 2024-11-02Verified1win.com
What happened
In November 2024, the online betting platform 1win suffered a data breach that exposed 96M users. The exposed data included email and IP addresses, phone numbers, dates of birth, country and SHA-256 password hashes.
Data exposed
Frequently asked questions
The 1win data breach occurred on November 2, 2024. It was added to Have I Been Pwned's breach catalog on February 3, 2025.
96,166,543 accounts were affected by the 1win data breach, according to Have I Been Pwned's records.
The 1win breach exposed the following data types: Dates of birth, Email addresses, Geographic locations, IP addresses, Passwords, Phone numbers.
Yes. Have I Been Pwned has verified the 1win breach, meaning there's confirmed evidence the exposed data is genuine and tied to real accounts.
Use KazaSec's free Email Breach Checker (/tools/breach-check) to check whether a specific email address has surfaced in the 1win breach, or any other known breach — the tool never stores what you search.
Our free Email Breach Checker tells you whether a specific email address has surfaced in this breach — or any other known breach — without ever storing what you search.
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