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Microsoft 365 Copilot data access and permissions

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Microsoft 365 Copilot data access and permissions

How Copilot decides what content to surface — permissions, sensitivity labels, and the controls that gate access.

Solving Microsoft 365 · www.solvingmicrosoft365.com/guides/copilot-data-access-and-permissions

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What is oversharing and why does Copilot make it worse?

Oversharing is content accessible to more people than intended — sites shared with 'Everyone except external users', broad sharing links, default team permissions. Nobody found it before because search was poor; Copilot…

Solving Microsoft 365 · www.solvingmicrosoft365.com/guides/copilot-data-access-and-permissions

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02

How do I find oversharing before deploying Copilot?

SharePoint Advanced Management's data access governance reports (included with Copilot licences), the oversharing baseline report, and Purview DSPM for AI. Prioritise sites with broad permissions and sensitive content,…

Solving Microsoft 365 · www.solvingmicrosoft365.com/guides/copilot-data-access-and-permissions

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03

Should I turn off web grounding for Copilot?

Web grounding sends a derived query (not your documents) to Bing to enrich answers with public information. Many regulated organisations disable it or restrict it by group during the pilot; others keep it for its useful…

Solving Microsoft 365 · www.solvingmicrosoft365.com/guides/copilot-data-access-and-permissions

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