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Breaches & RansomwareEmerging1 sourceSep 1, 2026 · 10:15via CyberInsider

Aesto healthcare data breach impacts 9.5 million people

Brief

Healthcare data migration and archiving provider Aesto has disclosed to the US Department of Health and Human Services (HHS) that a data breach announced earlier this year affected 9,540,683 individuals. The incident involved unauthorized access to part of Aesto’s Amazon Web Services (AWS) infrastructure in December 2025 and potentially exposed sensitive patient information, including medical, …

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