A Signature Healthcare cyberattack has disrupted critical hospital systems at Signature Healthcare and Signature Healthcare Brockton Hospital, affecting patient care, laboratory testing, pharmacy services, and administrative operations.
The cyberattack on Signature Healthcare Brockton Hospital forced the hospital to activate emergency downtime procedures, divert ambulances, and temporarily cancel chemotherapy infusions for cancer patients.
Surgeries and urgent care continued, but delays were reported due to system outages. This incident is part of a rising trend of cyberattacks on Massachusetts hospitals, which target healthcare networks, compromise patient data, and disrupt essential services.
Signature Healthcare Cyberattack Forces Service Disruptions
The Signature Healthcare cyberattack was first identified on April 6, 2026, when officials detected suspicious activity within part of their network. In response, the hospital activated its incident response protocols to contain the threat and protect patient safety.
“Upon identifying suspicious activity within a portion of our network, we immediately activated our incident response protocols. We moved to down-time procedures to ensure high-quality patient care and safety,” the hospital stated.
As a result of the cyberattack on Signature Healthcare Brockton Hospital, several information systems went offline, forcing staff to rely on manual, downtime procedures. While inpatient care and walk-in emergency services continued, ambulance traffic had to be diverted to other facilities.
Impact on Patients and Critical Care Services
The Signature Healthcare cyberattack had immediate consequences for patient care. Chemotherapy infusion services for cancer patients were canceled on Tuesday, April 7, with patients instructed to contact the Greene Cancer Center to reschedule. This disruption raised concerns about the continuity of care for vulnerable patients during the cyberattack on Signature Healthcare Brockton Hospital.
By April 8, the hospital reported partial recovery, stating that chemotherapy services had resumed for new patients and were being gradually reintroduced for existing patients based on safety protocols.
Despite the ongoing Massachusetts hospital cyberattack, surgeries and procedures, including endoscopy, continued as scheduled. However, hospital officials warned that technology outages could lead to delays across multiple departments.
Operational Challenges and Temporary Adjustments
The Signature Healthcare cyberattack also affected a wide range of support services. According to updates released by the hospital:
- All lab work and diagnostic tests continued, but faced delays
- Requests for medical records could not be fulfilled temporarily
- Retail pharmacies in Brockton and East Bridgewater remained open for consultation, but were unable to fill prescriptions
- Signature Medical Group and urgent care services stayed operational, though delays were expected
Additionally, inpatient food services continued with strict adherence to dietary restrictions. However, the hospital was unable to accommodate special meal requests for patients without dietary needs during the cyberattack on Signature Healthcare Brockton Hospital.
Visitor services were also impacted. The cafeteria remained open but could only accept cash payments, with an ATM made available in the lobby to accommodate visitors amid this Massachusetts hospital cyberattack.
Timeline of the Massachusetts Hospital Cyberattack
The Signature Healthcare cyberattack unfolded over several days:
- April 6, 2026: The cybersecurity incident was detected, prompting immediate response measures and a shift to downtime procedures. Ambulances were diverted, and certain services were suspended.
- April 7, 2026: Chemotherapy infusion services were canceled for the day, while surgeries and emergency care continued with delays. Retail pharmacies were unable to dispense medications.
- April 8, 2026: The hospital provided updates indicating gradual restoration of services, including the phased return of chemotherapy treatments.
Throughout the cyberattack on Signature Healthcare Brockton Hospital, officials stressed that the patient’s safety remained their top priority.
Ongoing Investigation and Recovery Efforts
The health system confirmed it is working with external cybersecurity experts to investigate the Signature Healthcare cyberattack and restore affected systems as quickly as possible.
While the full scope and cause of the Massachusetts hospital cyberattack have not yet been disclosed, efforts remain focused on system recovery and safeguarding sensitive data. “We are working with outside resources to help us investigate the incident and restore operations as quickly as possible,” the hospital said in its April 6 announcement
