Every public data breach

44 disclosed this week · 26,355 on record

Cornerstone

1 breach7,213 affected in allOther

About

Every breach here links to its sources and official notices. Across Glyph: lawsuits, incidents and outages.

data_types2026-09-25
Cornerstone, 2019-08-19["names","ssn","government-id"]
Added2026-09-25
Cornerstone, 2019-08-19
Added2026-09-25
Cornerstone