NCH CORPORATION data breach

Clerk's notes

NCH Corporation, a global manufacturer, confirmed a security incident involving unauthorized access to its systems. The company formally reported this event to the Illinois Attorney General's office on November 25, 2025. This filing signals the start of official oversight for this breach case.

For individuals who received a data breach notification letter from NCH Corporation, it means their personal information was likely stored within the company's systems and may have been accessed without authorization. The specific nature of the exposed information is part of the ongoing investigation.

Reviewing the notification letter carefully is crucial. It should outline any identity protection services offered by NCH Corporation and provide details relevant to your situation. This letter serves as your primary source of information directly from the company.

The breach is currently categorized as "investigating," indicating that the full scope and impact of the incident are still being assessed by relevant parties. This status means official findings are still being compiled.

If you are concerned about potential exposure of your data, consider monitoring your accounts for unusual activity. Understanding your rights and potential recourse is also important; you may request a free case review to discuss your situation and options.

If a notification letter about this breach reached you, see every Illinois data breach on file or browse all cases.