Where does the OSI Systems, Inc. case file come from?

Every entry is taken from the breach report OSI Systems, 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: OSI Systems, Inc. Data Breach

This file collects the dated facts on record for the OSI Systems, Inc. incident. The state report is dated March 11, 2026. The incident itself is dated December 23, 2025.

Timeline

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

December 23, 2025Incident dateWhen the filing says the breach took place.
March 11, 2026Report filed in CaliforniaDate the notice was lodged with the California Attorney General.

Case facts

Filing state: California
Date reported: March 11, 2026
Incident date: December 23, 2025
Receiving office: California Attorney General

Case notes

OSI Systems, Inc., headquartered in California, filed a report on March 11, 2026, disclosing a data incident that initially took place on December 23, 2025. This filing is part of regulatory requirements for organizations experiencing such events.

The specific nature of the breach, including how unauthorized access occurred, and the exact categories of personal information involved, have not been detailed in the public record. The company has indicated that the incident remains under investigation.

While the precise types of data affected are not specified, any event involving personal information warrants careful attention. It is always prudent to take proactive measures to safeguard your personal data, especially when an organization you interact with reports an incident.

To help protect yourself, consider routinely reviewing financial statements and other account activity for any unfamiliar transactions or suspicious behavior. Be cautious of unsolicited communications, such as emails or calls, that request personal details. Additionally, utilizing strong, unique passwords for all online accounts and enabling multi-factor authentication where available are highly recommended general security practices.

This information is based on public filings made with regulatory bodies. As the investigation is ongoing, further details may emerge.

Questions about this case file

Where does the OSI Systems, Inc. case file come from?: Every entry is taken from the breach report OSI Systems, 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

Questions about this case file

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