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Investigation OpenNH AG filing · February 26, 2026

Madison Square Garden Entertainment Discloses Data Incident in NH

Madison Square Garden Entertainment Corp. has filed a data breach report regarding an unspecified security incident. The filing, made on February 26, 2026, indicates that personal information may have been exposed, though specific details are under investigation. This matters to individuals who may have interacted with the company, as their data could be affected.

State
NH
Reported
February 26, 2026

Madison Square Garden Entertainment Corp. has publicly disclosed a data security incident, filing a report on February 26, 2026. This notification indicates that an unspecified type of data breach occurred, potentially compromising personal information.

The specific categories of information involved in this incident have not been detailed in the publicly available records. Individuals who received a notification from Madison Square Garden Entertainment Corp. should carefully review their letter for personalized information regarding the nature of the exposure.

The status of this incident is currently listed as "investigating." This means that officials are still working to understand the full scope and impact of the breach, based on information provided in public filings.

For those potentially affected, general cybersecurity best practices are recommended. This includes remaining vigilant for unusual activity across accounts, regularly reviewing financial statements, and considering a credit freeze to protect against potential misuse of any exposed information.

All details regarding this security event are derived from the official breach filing. Recipients of breach notifications are advised to refer directly to the communication received from Madison Square Garden Entertainment Corp. for the most accurate and specific guidance.

Source: NH Attorney General filing

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