MACT Health Board Inc. data breach

Clerk's notes

MACT Health Board Inc. has filed notice regarding a data incident that took place on November 12, 2025. The California-based organization reported this event to authorities on January 23, 2026, initiating an investigation into its scope and impact. This filing serves as official acknowledgement of a security incident that may involve personal information.

While the specific types of data exposed in this incident remain unspecified in the public record, the disclosure indicates that personal information held by MACT Health Board Inc. was involved. For individuals who have received a notification letter from the company, this means their data may have been accessed by unauthorized parties. It is crucial to understand what this event could mean for your personal security.

If you received a notification from MACT Health Board Inc., review the letter carefully for any details provided by the company, such as offers for credit monitoring or identity protection services. It is generally advisable to remain vigilant for any unusual activity across your financial accounts and to consider placing a fraud alert on your credit file. Update any affected passwords, especially if you reuse them across multiple services.

Understanding the full implications of a data breach can be complex, and assessing potential harms requires careful review. Individuals impacted by the MACT Health Board Inc. incident may be eligible for a free case review to determine if their rights were affected. This process can help clarify your options without any obligation.

If a notification letter about this breach reached you, see every CA data breach on file or browse all cases.