Aesto healthcare data breach impacts 9.5 million people

📅 1 September 2026 at 10:15 UTC📰 Cyber InsiderView original source ↗

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, … The post Aesto healthcare data breach impacts 9.5 million people appeared first on CyberInsider.

🤖 AI BriefingAuto-generated threat analysis

🔍Threat Overview

Aesto, a healthcare data migration and archiving provider, suffered a data breach affecting 9.5 million individuals due to unauthorized access to its AWS infrastructure in December 2025.

⚙️Technical Details

Affected Systems

Amazon Web Services (AWS) infrastructure

Attack Vectors

Unauthorized access

💥Impact Assessment

Severity: High

Who Is at Risk

9,540,683 individuals

🛡️Recommended Actions

1Monitor bank and credit accounts for suspicious activity

2Review credit reports for unfamiliar claims

3Place a credit freeze with Equifax, Experian, and TransUnion if sensitive identifiers were exposed

📦Affected Products

Product Name: Aesto Health's data migration and archiving services

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