University of Hawaii Cancer Center security incident history
Hacking, data breaches and other security incidents involving University of Hawaii Cancer Center, with related coverage.
Incidents: 1 · Most recent
University of Hawaii Cancer Center ransomware leaks data of about 1.2 million
1.2mImpact: Personal information of around 1.2 million people
The University of Hawaii Cancer Center was hit by a ransomware attack and subsequently confirmed a personal data leak. In February 2026 it announced a cyber-attack that had affected personal information, and in March the number of people affected was reported to be around 1.2 million.
Related reports: 8 · last report →