Feeds.4Sysops Microsoft Enhances Purview to Block Copilot from Analyzing Sensitive Files
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- •Microsoft Purview now allows blocking Copilot from analyzing sensitive files.
- •The update enhances data protection by using sensitivity labels.
- •Organizations can prevent unauthorized AI access to confidential information.
Microsoft has updated its Purview data governance service to allow organizations to block Copilot from accessing sensitive Office files. This enhancement is aimed at providing stricter controls over AI interactions with confidential data. The update leverages Microsoft Purview sensitivity labels to strengthen enterprise data protection. Organizations can now prevent AI tools from processing protected corporate content without explicit permission. This change addresses growing concerns about AI's access to sensitive information. The update was announced on June 22, 2026, and is part of Microsoft's broader efforts to enhance security and compliance features in Microsoft 365.
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Timeline
2026-06-19
Microsoft announces Purview update
Microsoft revealed enhancements to Purview for stricter control over AI access to sensitive data.
Feeds.4Sysops2026-06-22
Update officially launched
Microsoft introduced new controls in Microsoft 365 to block Copilot from accessing Office files.
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