1Win Data Breach Exposes Over 96 Million User Records in November 2024

In early November 2024, 1Win, a popular online casino network, suffered one of the largest breaches in recent history. Attackers gained unauthorized access to the platform's databases, compromising personal and sensitive data of over 96.5 million users around the globe. The breach revealed a wide spectrum of user information, including full names, email addresses, phone numbers, dates of birth, hashed passwords, full residential addresses, IP addresses, usernames, and even social profile details. As news of this incident spread through the cybersecurity community, many affected users and industry observers began questioning not just how the breach occurred, but also its far-reaching consequences for privacy and online gaming.

What Happened in the 1Win Breach?

On November 2, 2024, unauthorized parties accessed the backend systems of 1Win. While the precise attack method hasn't been publicly detailed, the result was clear: the threat actors extracted massive amounts of user data from the casino's network. The exposed information covered a broad range of personally identifiable details, making this breach particularly impactful for 1Win's customers.

When Did the 1Win Data Breach Occur?

The breach took place on November 2, 2024. That single event saw nearly 97 million records compromised in a matter of hours. News and technical analysis of the breach began circulating almost immediately, highlighting its magnitude and potential security risks for those affected.

How Many Users Were Affected?

A staggering total of 97,098,022 user accounts were exposed in this breach. This places the 1Win incident among the largest casino and betting platform data breaches to date—implicating users from multiple regions who trusted the platform with their information.

What Data Was Compromised in the 1Win Breach?

The attackers obtained a rich dataset, including the following details for millions of users:

Full names
Email addresses
Phone numbers
Complete dates of birth
Hashed passwords
Country and full residential addresses
IP addresses
Usernames
Social profile information (if provided)

This combination of data may increase risks around identity misuse, targeted scams, and privacy violations for those listed in the breach.

Timeline of the 1Win Data Breach

November 2, 2024: Attackers gained unauthorized access and extracted data from 1Win’s user database.
Immediately after: Data began circulating within cybersecurity communities, with investigators verifying the type and scale of data exposed.

FAQ: Common Questions About the 1Win Data Breach

How many users were affected by the 1Win casino data breach?

The breach impacted over 97 million 1Win accounts, making it one of the largest incidents recorded for an online casino network.

What personal data was exposed in the 1Win breach of 2024?

The leaked records included full names, emails, phone numbers, full birthdates, hashed passwords, usernames, full physical addresses, IP addresses, country information, and social account links in some cases.

What happened during the November 2024 1Win security incident?

On November 2, 2024, hackers accessed the 1Win casino database and exfiltrated sensitive user information, affecting tens of millions of customers worldwide.

How can I check if I'm in the 1Win breach?

You can check if your information was part of the 1Win breach by utilizing the DeHashed search engine.