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Covenanthealth cybersecurity incidents and threat signals
covenanthealth.org
This company page brings together public reporting currently associated with Covenanthealth. It reflects signals published by Shadow Tier and should not be read as a complete incident history.
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Last 28 days
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Last 90 days
recent published signals
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June 26, 2026
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Based on all published signals currently linked to Covenanthealth. Affected countries come from victim data; the company country above remains a separate profile fact. Counts describe this reporting set, not overall incident prevalence.
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Covenant Health Data Breach by Qilin Ransomware
Covenant Health, a Catholic healthcare provider based in Andover, Massachusetts, suffered a data breach on May 18, 2025, when the Qilin ransomware group breached its systems and gained unauthorized access to patient data. The incident was discovered on May 26, 2025, and later confirmed to have impacted nearly 478,188 individuals. The exposed information included sensitive personal and health data.
FAQ
Questions about Covenanthealth cybersecurity reporting
What does the Covenanthealth page include?
It combines a reviewed organization profile with all current published Shadow Tier signals explicitly linked to Covenanthealth.
Does every mention of Covenanthealth appear here?
No. A signal must contain a reliable company connection and meet the publication criteria; incidental or ambiguous mentions are excluded.
Why can the incident count change?
The page follows current published reporting. Counts change as new evidence is added, classifications are reviewed, or older signals leave the reporting window.