No publicly recorded data breach for an entity named "Emergency Responders Health Center" has been found for 2024 or any other year. The name does not appear in official breach databases, OCR reports, or news sources. The provided information about a breach on 2024-12-11 with a regulator confirmed certainty level could indicate a misunderstanding or a reference to a different incident.
It is possible the query refers to the 2024 Change Healthcare ransomware attack, which was the largest healthcare data breach in history and involved a significant number of affected individuals and various types of data. However, without further clarification, details specific to "Emergency Responders Health Center" remain unknown.
Details about data breaches can emerge later, and formal notices may be delayed.