C2N Diagnostics Reports Data Security Incident to Illinois AG

C2N Diagnostics, LLC, a company focused on advanced brain health diagnostics and neurodegenerative disease testing, filed a report with the Illinois Attorney General on March 6, 2026, confirming a data security incident. This filing indicates that unauthorized parties gained access to their systems.

The report states that personal information handled by C2N Diagnostics may have been exposed as a result of this incident. The specific types of data compromised were not detailed in the public filing.

If you received a formal notification letter from C2N Diagnostics, it means your personal information may have been involved. Review the letter carefully for any specific instructions provided by the company.

As a general precaution, it is advisable to monitor your accounts for any suspicious activity. Consider placing a fraud alert on your credit files, reviewing credit reports regularly, and being cautious of unsolicited communications that request personal details.

This information is based on public records filed with the Illinois Attorney General's office. The company has indicated they are investigating the full scope of this event.