✅ Official notice on file. Madison Square Garden Entertainment Corp. filed this data breach notice with the California Attorney General on Feb 26, 2026. Compare it with the letter you received: the official copy is linked below.
Madison Square Garden Entertainment Corp. reported a data breach caused by an incident at a third-party vendor or service provider.
Key facts
| Incident type | Third-party vendor |
|---|---|
| Letter sent | Feb 23, 2026 |
| Reported to California AG | Feb 26, 2026 |
| Company helpline | 1-844-784-8179 |
Free credit monitoring
Madison Square Garden Entertainment Corp. is offering 12 months of Cyberscout (TransUnion) at no cost to people who received the letter. Enroll at bfs.cyberscout.com/activate using the activation code printed on your letter.
What to do now
- Get your free credit reports at AnnualCreditReport.com and look for accounts you do not recognize.
- Call the Madison Square Garden Entertainment Corp. helpline at 1-844-784-8179 if you have questions about your letter.
Timeline
- Feb 23, 2026 — Notification letters sent
- Feb 26, 2026 — Breach reported to the California Attorney General
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Source: notification letter and filing submitted by Madison Square Garden Entertainment Corp. to the California Attorney General. BreachLetter is not affiliated with Madison Square Garden Entertainment Corp.. Details extracted from the official letter; always follow the instructions in your own copy.