HHS OCR report ยท 2024
CNO ACE data breach
OCR report facts
- Covered entity
- CNO ACE
- Entity type
- Health Plan
- State
- Indiana
- Individuals affected
- 65,295
- Submission date
- Jan 26, 2024
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), CNO ACE, reported that it was the subject of a hacking attack that affected the protected health information (PHI) of 65,295 individuals. The PHI involved included names, dates of birth, Social Security numbers, and policy numbers. The CE notified HHS, the affected individuals, and the media. In response to the breach, the CE provided complimentary identity protection services and implemented additional administrative and technical safeguards to better protect its PHI.
Text as published on the HHS OCR breach portal.
Other reports by CNO ACE
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| CNO ACE | IN | Health Plan | 566,217 | Oct 25, 2018 | Hacking/IT Incident | Archive (closed) |
Frequently asked questions
How many people were affected by the CNO ACE data breach?
The report to HHS OCR lists 65,295 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jan 26, 2024.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Network Server.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from CNO ACE legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or CNO ACE.