Where does the Lyon Management Group, Inc. case file come from?

Every entry is taken from the breach report Lyon Management Group, 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: Lyon Management Group, Inc. Data Breach

This file collects the dated facts on record for the Lyon Management Group, Inc. incident. The state report is dated March 28, 2025. The incident itself is dated March 14, 2024.

Timeline

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

March 14, 2024Incident dateWhen the filing says the breach took place.
March 28, 2025Report filed in CaliforniaDate the notice was lodged with the California Attorney General.

Case facts

Filing state: California
Date reported: March 28, 2025
Incident date: March 14, 2024
Receiving office: California Attorney General

Case notes

Lyon Management Group, Inc., a California-based entity, formally reported a data security incident to authorities on March 28, 2025. This notification confirms an event that first occurred on or around March 14, 2024, impacting personal information maintained by the company. The specific details of the breach type and the exact nature of the compromised data remain under investigation, as noted in the public filing.

The official report indicates that the investigation into this incident is still active. While the precise categories of information involved have not been disclosed, individuals who have had dealings with Lyon Management Group, Inc. should be aware that their data may have been affected. The company is actively working to understand the full scope and impact of the breach.

For those who may be impacted, it is prudent to remain vigilant. Regularly review financial statements and credit reports for any unusual activity. Be cautious of unsolicited emails, phone calls, or messages requesting personal details, as these could be phishing attempts.

Should you receive a direct notification letter from Lyon Management Group, Inc., it is important to review it carefully for any specific guidance provided. This public record serves to document the reported incident as part of an ongoing commitment to transparency regarding data security events.

Questions about this case file

Where does the Lyon Management Group, Inc. case file come from?: Every entry is taken from the breach report Lyon Management Group, 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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