Where does the Granite Insurance Agency Inc. case file come from?

Every entry is taken from the breach report Granite Insurance Agency Inc. lodged with the Massachusetts 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: Granite Insurance Agency Inc. Data Breach

This file collects the dated facts on record for the Granite Insurance Agency Inc. incident. The state report is dated July 17, 2026.

Timeline

July 17, 2026Report filed in MassachusettsDate the notice was lodged with the Massachusetts Attorney General.

Case facts

Filing state: Massachusetts
Date reported: July 17, 2026
Receiving office: Massachusetts Attorney General

Case notes

Granite Insurance Agency Inc., based in Massachusetts, formally reported a data security incident to state regulators on July 17, 2026. The company indicated that unauthorized actors gained access to its network environment. An investigation into the full scope and nature of this security event is currently underway.

Public filings do not specify the exact categories of data involved in this incident. However, as an insurance agency, Granite Insurance Agency Inc. routinely collects and stores a broad range of personal information necessary for policy administration, risk assessment, and client relationship management. Individuals who receive an official notification from the company should be aware that their personal information may have been compromised.

Exposure of personal information, even if broadly defined, carries potential risks for affected individuals. These risks can include potential identity theft, fraudulent use of personal details, or sophisticated phishing attempts aimed at acquiring further sensitive data. Vigilance is recommended for anyone who has been a client of Granite Insurance Agency Inc.

Individuals impacted by this incident should carefully review any official notification letters they receive from Granite Insurance Agency Inc. It is advisable to closely monitor financial statements and credit reports for any unusual or suspicious activity. You may also consider placing a fraud alert or a security freeze on your credit files with the major credit bureaus.

Additionally, remain cautious of any unsolicited communications, particularly those asking for personal details or financial information. Ensure that all online account passwords are strong and unique, and enable multi-factor authentication wherever it is available to enhance the security of your digital accounts.

Questions about this case file

Where does the Granite Insurance Agency Inc. case file come from?: Every entry is taken from the breach report Granite Insurance Agency Inc. lodged with the Massachusetts 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.

Massachusetts data breaches

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Timeline

Case facts

Case notes

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