The ransomware attack against Change Healthcare involved the exfiltration of sensitive data belonging to an estimated 192.7 million individuals, making it the largest healthcare data breach on record.
The ransomware attack against Change Healthcare involved the exfiltration of sensitive data belonging to an estimated 192.7 million individuals, making it the largest healthcare data breach on record. — This cybersecurity statistic was published by ExtraHop in October 2025. The original data appears in 2025 Global Threat Landscape Report. For the full methodology and detailed findings, refer to the original report.
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The ransomware attack against Change Healthcare involved the exfiltration of sensitive data belonging to an estimated 192.7 million individuals, making it the largest healthcare data breach on record. This data was published by ExtraHop.
Where does this data come from?
This statistic comes from 2025 Global Threat Landscape Report, published by ExtraHop on October 13, 2025. You can view the original report at https://cloud-assets.extrahop.com/resources/reports/global-threat-landscape-report-2025.pdf.
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This statistic was published by ExtraHop. Browse more statistics from ExtraHop.