Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

University of Wisconsin Hospitals and Clinics Authority

3 breaches97K affected in allHealthcare

Hacking breachHacking exposed names and health records. Reported to the HHS archive.86K affectedHealthcareUSMar 5, 2024Hacking breachHacking exposed names and health records. Reported to the HHS archive.4,563 affectedHealthcareUSJun 18, 2021Insider breachInsider exposed names and health records. Reported to the HHS archive.6,923 affectedHealthcareUSSep 30, 2016
About

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

Added2026-09-25
University of Wisconsin Hospitals and Clinics Authority, 2016-09-30
Added2026-09-25
University of Wisconsin Hospitals and Clinics Authority, 2021-06-18
Added2026-09-25
University of Wisconsin Hospitals and Clinics Authority, 2024-03-05
Added2026-09-25
University of Wisconsin Hospitals and Clinics Authority