Every public data breach

44 disclosed this week · 26,355 on record

BannerBit

Disclosed Jan 8, 2019213,415 accountsUnverified

In approximately December 2018, the online ad platform BannerBit suffered a data breach. Containing 213k unique email addresses and plain text passwords, the data was provided to HIBP by a third party. Multiple attempts were made to contact BannerBit, but no response was received.

What is known

People affected213,415 (accounts in the leaked data, per Have I Been Pwned)
DisclosedJan 8, 2019
HappenedDec 29, 2018
AttackVendor breach
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 BannerBit