All Breaches
July 10, 2016 Verified Gaming

Dota 2 Developer Forum 2016 Data Breach

The Dota 2 developer forum at dev.dota2.com suffered a verified data breach in July 2016. The verified public event record reports 1,907,205 unique email addresses; exposed forum data included email…

1.9 Million
Email Identifiers
6
Data Types
Critical
Severity
Yes
Verification

Exposed Data Types

6
Email addresses
IP addresses
Usernames
User IDs
Hashed passwords
Passwords

Additional Information

Added DateMay 23, 2024
Breach DateJuly 10, 2016
Domaindev.dota2.com
SourceWebsite hack
Last Content UpdateAugust 17, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

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Company Information

Company NameDota 2 Dev Forum
SectorGaming
CountryUnited States
Websitedev.dota2.com

Risk Level

Critical

The reported impact exceeds 1 million and falls within the critical severity band.

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