Ransomware Strikes Azure Storage: Are You Ready?

This report describes a surge in cloud-targeted ransomware activity with examples of BlackCat/ALPHV abusing Azure Storage Account access (keys and RBAC) to encrypt blobs and backups; it outlines how attackers obtain access (access keys, RBAC roles, SAS tokens), encryption methods (mass download-reencrypt-reupload, misuse of Key Vault), detection opportunities in Azure activity and resource logs, and practical mitigations including network restrictions, managed identities, RBAC, key rotation, and Azure data protection features.