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4TB SQL Server Backup of Ernst & Young Exposed on Microsoft Azure

First seen 2 Nov 2025, 16:14 UTC • •

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ThreatCluster •March 12, 2026 at 13:27 UTC

A 4TB SQL Server backup file belonging to Ernst & Young (EY) was found publicly accessible on Microsoft Azure. The exposure was identified by cybersecurity firm Neo Security during a routine scan. This incident raises significant concerns regarding data security and access controls for sensitive information.

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