Where does the NCH Corporation case file come from?

Every entry is taken from the breach report NCH Corporation lodged with the New Hampshire 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: NCH Corporation Data Breach

This file collects the dated facts on record for the NCH Corporation incident. The state report is dated December 5, 2025.

Timeline

December 5, 2025Report filed in New HampshireDate the notice was lodged with the New Hampshire Attorney General.

Case facts

Filing state: New Hampshire
Date reported: December 5, 2025
Receiving office: New Hampshire Attorney General

Case notes

NCH Corporation recently submitted a data breach notification to regulatory authorities in New Hampshire, as documented in public records dated December 5, 2025. This filing indicates that an unauthorized event may have compromised sensitive personal information. The specific details surrounding the breach, including the method of compromise and the exact timeline, remain under investigation by NCH Corporation.

While the specific categories of data involved in this incident have not been detailed in the public filing, NCH Corporation has indicated that personal information was potentially exposed. Individuals who have received direct notification from NCH Corporation are advised to carefully review the information provided to understand how they might be affected.

For individuals concerned about potential exposure of their personal information, it is generally recommended to remain vigilant for any unusual activity. This includes routinely monitoring account statements, credit reports, and other financial records for unauthorized transactions or suspicious inquiries.

Consider placing a fraud alert or security freeze on your credit files with the major credit bureaus (Equifax, Experian, TransUnion). This can help prevent unauthorized parties from opening new accounts in your name. Additionally, be cautious of unsolicited communications, especially those requesting personal or financial details.

NCH Corporation has stated that it is actively investigating this incident to determine its full extent and implement appropriate security measures. This information is based on public disclosures made to state regulators, which are maintained as part of the public record of data breach incidents.

Questions about this case file

Where does the NCH Corporation case file come from?: Every entry is taken from the breach report NCH Corporation lodged with the New Hampshire 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.

New Hampshire data breaches

Filing source: New Hampshire Attorney General

Named in the NCH Corporation breach?

Attach your notice and a short note. An attorney checks it against this case file at no cost.

Timeline

Case facts

Case notes

Questions about this case file

More New Hampshire case files