Change Healthcare
Security incidents tagged Change Healthcare. Newest first.
0 Change Healthcare incidents in the last 12 months
Critical 4 · High 3 · Med 2 · Low 1 · Update ½Severity-weighted: critical 4 · high 3 · medium 2 · low 1 · update ½LessMore
- Incidents
- 1
- Live
- 0
- Patched
- 1
- Days without an incident
- 974
- Longest quiet run: 730 days (Oct 23–Oct 22)
Show 1 older incident1 older incident
February 2024 1
- CriticalNo fix needed
Change Healthcare ransomware attack (ALPHV/BlackCat)
The ALPHV/BlackCat ransomware gang got into UnitedHealth's Change Healthcare on 2024-02-12 using stolen credentials for a Citrix remote-access portal without multi-factor authentication, then deployed ransomware on 2024-02-21. Claims processing and pharmacy payments across the US health system were disrupted for weeks. By October 2024 Change Healthcare had sent about 100 million notices to individuals (later estimates were about 190 million people).
Change Healthcare (UnitedHealth Group / Optum)Closed Oct 22, 2024
