Where does the Kings Tax Service case file come from?

Every entry is taken from the breach report Kings Tax Service 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: Kings Tax Service Data Breach

This file collects the dated facts on record for the Kings Tax Service incident. The state report is dated April 30, 2026.

Timeline

April 30, 2026Report filed in MassachusettsDate the notice was lodged with the Massachusetts Attorney General.

Case facts

Filing state: Massachusetts
Date reported: April 30, 2026
Receiving office: Massachusetts Attorney General

Case notes

Kings Tax Service, a financial and tax preparation firm operating in Massachusetts, filed a report with the Attorney General's office on April 30, 2026, concerning a cybersecurity incident. The nature of the breach and the full extent of its impact are presently undergoing investigation by the firm.

As a company specializing in tax preparation and financial services, Kings Tax Service manages a broad array of client information essential for tax filings and accounting. This repository of data is highly sensitive due to its comprehensive nature, making its security a critical concern for both the firm and its clients.

While the specific categories of personal information involved in this particular incident have not been detailed in public filings, any compromise within such a firm can carry significant implications. Individuals should understand that breaches in this sector often risk exposing sensitive data that, if misused, could lead to various forms of fraud or identity theft.

Given the report of a data incident, individuals who are current or former clients of Kings Tax Service should remain vigilant. It is recommended to regularly review financial account statements and credit reports for any suspicious activity. Consider placing a fraud alert or security freeze on your credit files as a proactive measure.

Additionally, be cautious of unsolicited communications that request personal details. Always verify the authenticity of any request for information, especially if it claims to be from Kings Tax Service or another financial institution. Such vigilance is important when any personal information may have been exposed through a data security lapse.

Questions about this case file

Where does the Kings Tax Service case file come from?: Every entry is taken from the breach report Kings Tax Service 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.

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