Signal of the Day · AI Tech & Frameworks
Microsoft Purview DLP can now block Copilot from sending sensitive data to external web search
A Purview data-loss-prevention rule for the Microsoft 365 Copilot location can stop Copilot and Copilot Chat from grounding prompts that contain sensitive information types (such as Social Security numbers or custom PHI patterns) against external web search; the capability finishes rolling out in late June 2026.