NewMicrosoft Purview · SharePoint · OneDrive
Microsoft Purview: Data Loss Prevention – Block External Domain/User action in DLP for SharePoint/OneDrive
Organizations can now enforce stricter access controls on sensitive files in SharePoint and OneDrive by blocking specific external domains or users via DLP policies, reducing risk of unintended exposure of sensitive data to external parties.
Action required: Review and configure DLP policies to leverage the new Block External Domain/User action for SharePoint and OneDrive to enforce external access controls.
Microsoft's description
Block External Domain/User action in Microsoft Purview DLP for SharePoint and OneDrive, gives organizations stronger control over who can access sensitive files. With this enhancement, admins can configure DLP policies that block file access for specific external domains or individual users. This capability helps prevent unintended exposure by external users and supports enterprise compliance requirements.