Where does the MACT Health Board Inc. case file come from?

Every entry is taken from the breach report MACT Health Board Inc. lodged with the California Attorney General. Nothing here is estimated.

Why do the incident date and the report date differ?

Companies usually investigate before they report. The gap between the two dates shows how long that took.

What does the records-affected figure count?

It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.

Does this case file change over time?

Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

Case file

Case File: MACT Health Board Inc. Data Breach

This file collects the dated facts on record for the MACT Health Board Inc. incident. The state report is dated January 23, 2026. The incident itself is dated November 12, 2025.

Timeline

72 days separate the incident date from the date it was reported.

November 12, 2025Incident dateWhen the filing says the breach took place.
January 23, 2026Report filed in CaliforniaDate the notice was lodged with the California Attorney General.

Case facts

Filing state: California
Date reported: January 23, 2026
Incident date: November 12, 2025
Receiving office: California Attorney General

Case notes

MACT Health Board Inc., operating in California, has publicly reported a data security incident. This event, which reportedly took place on November 12, 2025, was officially filed on January 23, 2026, marking its entry into public records.

The specific details regarding how the breach occurred remain unspecified in the public disclosure. Furthermore, the categories of personal information that may have been exposed due to this incident have not been detailed. Official reports indicate that certain data may have been accessed without authorization.

The number of individuals potentially affected by this security event has not been disclosed in the public filings. MACT Health Board Inc. has stated that an investigation into the full scope and nature of the incident is ongoing.

Individuals who receive direct notifications from MACT Health Board Inc. about this incident should carefully review that information. As a general precaution, it is wise to monitor account statements and credit reports for any unusual or unauthorized activity. Consider placing a fraud alert on your credit files as an added measure of protection.

It is also recommended to exercise caution with unsolicited communications, particularly those that request personal information. Always verify the legitimacy of any requests before providing details. This incident highlights the general importance of using strong, unique passwords for all online services and enabling multi-factor authentication whenever available.

Questions about this case file

Where does the MACT Health Board Inc. case file come from?: Every entry is taken from the breach report MACT Health Board Inc. lodged with the California Attorney General. Nothing here is estimated.
Why do the incident date and the report date differ?: Companies usually investigate before they report. The gap between the two dates shows how long that took.
What does the records-affected figure count?: It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.
Does this case file change over time?: Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

California data breaches

Filing source: California Attorney General

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Timeline

Case facts

Case notes

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