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Signature Healthcare hit by cyberattack, services and pharmacies impacted

Securityaffairs.Co •Pierluigi Paganini • April 8, 2026

Massachusetts’ Signature Healthcare diverts ambulances and cancels services after a cyberattack disrupts hospital operations and pharmacy access. The hospital Signature Healthcare in Brockton, Massachusetts, diverted ambulances and canceled some services after a cyberattack disrupted operations. Pharmacies couldn’t fill prescriptions, though urgent care and walk-in services remained open. Signature Healthcare Brockton Hospital is a non-profit community […]

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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.

Cybersecurity Incident Disrupts Operations at Brockton Hospital On April 6, 2026, Brockton Hospital experienced a cybersecurity incident that forced the facility to shut down key computer systems. This incident was triggered by suspicious activity detected within the hospital's network, leading to the activation of incident response protocols. As a result, the hospital reverted to paper records and manual documentation methods, affecting outpatient visits and pharmacy services. Ambulances were diverted to other facilities, although inpatient and emergency services remained operational. Chemotherapy treatments were canceled, and retail pharmacies were closed. Signature Healthcare, the hospital's operator, is collaborating with cybersecurity experts and law enforcement to investigate the breach. The nature of the attack, including whether it involved ransomware, has not been confirmed, and there is currently no timeline for restoring full services. The incident highlights the increasing frequency of cyberattacks targeting healthcare facilities. 12 sources 52

Signature Healthcare hit by cyberattack, services and pharmacies impacted

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