
Amazon RDS for SQL Server now supports direct integration with self-managed Active Directory domains, enabling you to join RDS instances to your on-premises or cloud-hosted AD without requiring AWS Managed Microsoft AD.


<div><p>This article explains how to integrate Amazon RDS for SQL Server instances with self-managed Active Directory domains, enabling direct AD integration without AWS Managed Microsoft AD.</p><ul><li>RDS for SQL Server now supports joining self-managed AD domains hosted anywhere</li><li>Requires creating AD organizational unit, service account, and delegating permissions</li><li>PowerShell script automates AD object creation and permission setup</li><li>Store service account credentials in AWS Secrets Manager encrypted with KMS</li><li>Configure RDS instance with domain name, OU path, and secret ARN during deployment</li><li>Validate deployment by connecting via Windows Authentication from AD users</li><li>Estimated 24-hour cost: $29.54 USD for sample infrastructure in us-west-2</li></ul><p>This guide enables organizations to authenticate RDS SQL Server users directly against existing on-premises or cloud-hosted Active Directory without intermediary AWS Managed Microsoft AD.</p></div>


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