Microsoft Azure Defender protects the SQL server hosted on Azure Cloud VM, AWS (Amazon Web Services), Google Cloud Platform (GCP), or even on-premises. Azure Defender continuously runs to find any vulnerabilities, threats, and attacks. Azure for Defender helps you to mitigate the vulnerabilities by providing the remediation scripts.
Microsoft Azure Defenders provides alerts through emails or other ways whenever there is an attack on the SQL server. You can get the Azure Defender free for 30 days, which helps you to check its usage and advantages. Not only for SQL Server, Azure Defender also protects the Azure Virtual Machines, Containers, and Azure Storage. Visit Pricing of Azure Security Center for more information on Azure Defender pricing.