Arnav Sharma is a Cybersecurity Expert specialising in cloud security, Microsoft Azure, and AI-driven threat landscapes. With over 18 years of hands-on experience securing enterprise environments, he works across identity, DevOps, and cloud infrastructure to help organisations reduce attack surface and meet compliance requirements. Arnav writes at arnav.au - a technical blog with over 600+ posts covering Azure, Defender, Entra, and emerging security threats and has authored books on cybersecurity topics. He holds expertise across Microsoft security tooling including Defender for Cloud, Sentinel, and Entra ID.