Microsoft Purview: Data Loss Prevention to restrict processing external emails in Microsoft 365 Copilot and Copilot Chat
We are expanding Microsoft Purview DLP for Microsoft 365 Copilot and Copilot Chat to safeguard risks from external emails. This real-time control helps organizations mitigate data risks by preventing Microsoft 365 Copilot and Chat from processing emails from senders external to your organization. This capability currently extends to Microsoft 365 Copilot and agents built in Copilot Studio that are published to Microsoft 365 Copilot. Product Release phase Preview Release date July CY2026Preview date: June CY2026 Platform Web Cloud Instance Worldwide (Standard Multi-Tenant) Created 2026-05-12 23:00:33Z Roadmap ID 561552 Roadmap Link https://www.microsoft.com/microsoft-365/roadmap?id=561552
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