Markham Stouffville Hospital

Markham Stouffville Hospital
Data Breach on December 16, 2025

Data Breach Report
Victimmsh.on.ca
Threat ActorANUBIS
Date DiscoveredDec 16, 2025
DescriptionMarkham Stouffville Hospital is a community hospital based in Canada, specializing in emergency care, surgical services, cancer treatment, mental health care, and acute medical services for residents of Markham and York Region.
Leak SizeUnknown

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