Microsoft Defender for Cloud

Enable Defender for open-source relational databases on Azure

4 September 2026Doc update+11 / −9 lines

In brief

The page now uses updated wording, a PostgreSQL example, a refreshed portal screenshot, updated metadata, and a renamed “Next steps” section anchor.

What Defender admins need to know

Administrators get more current guidance and imagery when enabling Defender for open-source relational databases.

Summaries are generated from the documentation change itself.

Documentation change

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To get alerts from this Microsoft Defender plan, enable Defender for open-source relational databases in Azure by following these steps.

Learn more about ~~this~~ Microsoft Defender ~~plan~~for open-source relational databases in Overview of Microsoft Defender for open-source relational databases.

Prerequisites

Select Microsoft Defender for Cloud.
If Defender for open-source relational databases isn't enabled, select Enable Microsoft Defender for [Database type] (for example, "Microsoft Defender for ~~MySQL~~PostgreSQL").
:::::image type="content" source="media/enable-defender-for-databases-~~usage/~~azure/enable-defender-~~for-mysql.~~open-source-relational-databases.png" alt-text="Screenshot of the ~~Azure Database~~Microsoft Defender for ~~MySQL server~~open-source relational databases page with the Enable ~~Microsoft Defender for MySQL~~ button highlighted." lightbox="media/enable-defender-for-databases-~~usage/~~azure/enable-defender-~~for-mysql.~~open-source-relational-databases.png":::

Select Save.

Next stepsteps

[!div class="nextstepaction"] Respond to Defender OSS alerts

@@ -1,8 +1,9 @@ --- title: Enable Defender for open-source relational databases on Azure description: Detect anomalous activity and unusual attempts to access or exploit Azure Database for PostgreSQL and MySQL with Microsoft Defender for open-source relational databases.-ms.date: 06/02/2026+ms.date: 07/03/2026 ms.topic: how-to+ms.custom: msecd-doc-authoring-1013 #customer intent: As a reader, I want to learn how to configure Microsoft Defender for open-source relational databases to enhance the security of my Azure databases. ai-usage: ai-assisted ---@@ -18,7 +19,7 @@ Microsoft Defender for Cloud detects anomalous activities indicating unusual and  To get alerts from this Microsoft Defender plan, enable Defender for open-source relational databases in Azure by following these steps. -Learn more about this Microsoft Defender plan in [Overview of Microsoft Defender for open-source relational databases](defender-for-databases-introduction.md).+Learn more about Microsoft Defender for open-source relational databases in [Overview of Microsoft Defender for open-source relational databases](defender-for-databases-introduction.md).  ## Prerequisites @@ -44,20 +45,21 @@ To enable Defender for open-source relational databases on your Azure subscripti   1. Select **Microsoft Defender for Cloud**. -1. If Defender for open-source relational databases isn't enabled, select **Enable Microsoft Defender for [Database type]** (for example, "Microsoft Defender for MySQL").--    :::image type="content" source="media/defender-for-databases-usage/enable-defender-for-mysql.png" alt-text="Screenshot of the Azure Database for MySQL server page with the Enable Microsoft Defender for MySQL button highlighted." lightbox="media/defender-for-databases-usage/enable-defender-for-mysql.png":::--    > [!TIP]-    > This page in the portal is the same for PostgreSQL and MySQL.+1. If Defender for open-source relational databases isn't enabled, select **Enable Microsoft Defender for [Database type]** (for example, "Microsoft Defender for PostgreSQL"). +   :::image type="content" source="media/enable-defender-for-databases-azure/enable-defender-open-source-relational-databases.png" alt-text="Screenshot of the Microsoft Defender for open-source relational databases page with the Enable button highlighted." lightbox="media/enable-defender-for-databases-azure/enable-defender-open-source-relational-databases.png":::+   +   > [!TIP]+   > This page in the portal is the same for PostgreSQL and MySQL.+    1. Select **Save**.  ## Related content  - [Optional configurations after in-place migration from Azure Database for MySQL Single Server to Flexible Server](/azure/mysql/migrate/whats-happening-to-mysql-single-server#configure-microsoft-defender-for-cloud-properties-in-flexible-server). -## Next step+<a name="next-step"></a>+## Next steps  > [!div class="nextstepaction"] > [Respond to Defender OSS alerts](defender-for-databases-usage.md)