Mastery Charter High School data breach

Clerk's notes

Mastery Charter High School has officially reported a data breach incident to regulatory bodies in New Hampshire, with the filing date recorded as June 12, 2025. This public disclosure confirms an event that potentially involved unauthorized access to or acquisition of sensitive personal information.

The specific categories of data involved in this breach have not been detailed within the public record. Individuals who received a notification letter from Mastery Charter High School are advised to carefully examine that correspondence for any specific details concerning their personal data.

At present, the incident remains under active investigation. This ongoing process aims to fully determine the scope of the breach, understand the circumstances that led to it, and identify all individuals whose information may have been compromised. Updates regarding the investigation's findings may be released as they become available.

If you have received a data breach notification from Mastery Charter High School, it is important to take proactive steps. Regularly monitor your financial and personal accounts for any suspicious activity. Review your credit reports and consider implementing fraud alerts or credit freezes as recommended by security experts.

Navigating the aftermath of a data breach can be challenging. If your personal information was implicated in this incident, you may be eligible to receive a complimentary case review to understand your potential options and legal rights.

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