MACT Health Board Patients Affected by November 2025 Ransomware Attack

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Ransomware Attack Affects MACT Health Board Patients in November 2025 In November 2025, MACT Health Board experienced a ransomware attack that resulted in the theft of patient data. This incident is part of a larger trend, as ransomware attacks saw a 45% increase in 2025, highlighting the competitive nature of ransomware-as-a-service operations. 2 sources 51