Microsoft Defender for Office 365

Create Block Sender Lists In Office 365

30 October 2026Doc update+4 / −4 lines

In brief

The article’s authoring reference links were reordered.

What Defender admins need to know

No administrator action is required.

Summaries are generated from the documentation change itself.

Documentation change

View full page diff

View on Microsoft Learn

The comparison below shows only the changed extract. Use the full-page view for complete context.

No content changes were available in this diff.

@@ -36,13 +36,13 @@ monikers: [] item_type: Content source_path: defender-office-365/create-block-sender-lists-in-office-365.md cmProducts:-- https://authoring-docs-microsoft.poolparty.biz/devrel/6ab06385-661e-4214-8870-bbe4071c960d-- https://authoring-docs-microsoft.poolparty.biz/devrel/1dd701e0-441f-4b0a-9806-aa47decc4e35 - https://authoring-docs-microsoft.poolparty.biz/devrel/609dad7f-61d2-4958-9386-e6e4bb38d61e+- https://authoring-docs-microsoft.poolparty.biz/devrel/1dd701e0-441f-4b0a-9806-aa47decc4e35+- https://authoring-docs-microsoft.poolparty.biz/devrel/6ab06385-661e-4214-8870-bbe4071c960d spProducts:-- https://authoring-docs-microsoft.poolparty.biz/devrel/131ba09e-4280-4ae7-8622-1f9f1c0daad1-- https://authoring-docs-microsoft.poolparty.biz/devrel/0a2fc935-5977-4aa6-9f55-0be03bd2acb8 - https://authoring-docs-microsoft.poolparty.biz/devrel/1af30562-083a-42e2-aad4-17ae29f4ad72+- https://authoring-docs-microsoft.poolparty.biz/devrel/0a2fc935-5977-4aa6-9f55-0be03bd2acb8+- https://authoring-docs-microsoft.poolparty.biz/devrel/131ba09e-4280-4ae7-8622-1f9f1c0daad1 platformId: f407cfd6-7f24-464b-d180-6f5e7085cf0b ---