The University of Hawaiʻi Cancer Center disclosed a ransomware attack on its epidemiology division that exposed up to 1.2 million records, including SSNs, driver’s license numbers, voter registration data, and some health-related information. Investigations continue after the August 31, 2025 discovery; the university obtained a decryption tool, engaged law enforcement and cybersecurity experts, and has not identified the responsible group. #UniversityOfHawaiiCancerCenter #MultiethnicCohort
Keypoints
- Up to 1.2 million people’s information may have been exposed in the epidemiology division ransomware incident.
- Hackers accessed Social Security numbers, driver’s license numbers from the Hawaiʻi DOT, voter registration records, and some health-related study files.
- 87,493 study participants had information stolen, with approximately 1.15 million additional historical records potentially affected.
- The incident was discovered on August 31, 2025; UH used a decryption tool, notified law enforcement, and hired cybersecurity experts.
- No group has been identified as responsible; the university launched a systemwide IT review and emphasized transparency.
Read More: https://therecord.media/university-of-hawaii-ransomware-data-breach