Every public data breach

47 disclosed this week · 26,367 on record

hackforums.net

Disclosed May 11, 2014191,540 accountsUnverified

In June 2011, the hacktivist group known as "LulzSec" leaked one final large data breach they titled "50 days of lulz" . The compromised data came from sources such as AT&T, Battlefield Heroes and the hackforums.net website . The leaked Hack Forums data included credentials and personal information of nearly 200,000 registered forum users.

What is known

People affected191,540 (accounts in the leaked data, per Have I Been Pwned)
DisclosedMay 11, 2014
HappenedJun 25, 2011
AttackHacking
Data exposedDates of birthEmailsIP addressesPasswords
SectorTech
StatusUnverified: not yet confirmed by an official notice, a filing or the organization
Check your emailHave I Been Pwned

Sources

Notices filed

History of this record
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (Have I Been Pwned). Record counts are as reported. Not legal advice.

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