Every public data breach

47 disclosed this week · 26,367 on record

QIP

Disclosed Jan 8, 201726,183,992 accountsUnverified

In mid-2011, the Russian instant messaging service known as QIP (Quiet Internet Pager) suffered a data breach . The attack resulted in the disclosure of over 26 million unique accounts including email addresses and passwords with the data eventually appearing in public years later.

What is known

People affected26,183,992 (accounts in the leaked data, per Have I Been Pwned)
DisclosedJan 8, 2017
HappenedJun 1, 2011
AttackNot stated
Data exposedEmailsPasswords
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.

Everything about QIP