Improved PDF preview in Outlook for iOS

🚨 The Signal: Outlook for iOS now supports direct preview of Microsoft Information Protection (MIP) labeled PDFs, enhancing secure document viewing on mobile. A new toolbar improves navigation and search within these protected files.

The Impact

All users viewing PDFs on Outlook for iOS are affected, with a positive security risk reduction due to enhanced MIP support.

• End users: Can now securely view MIP-protected PDFs directly, reducing risk of data leakage.
• Security teams: Improved data protection posture for mobile PDF viewing.
• Help desk: Potential reduction in inquiries related to opening protected PDFs.

The Action

1. Review existing Microsoft Information Protection policies to ensure they align with mobile viewing requirements.
2. Communicate to end users about the new secure PDF preview capabilities in Outlook for iOS.
3. Update internal documentation or training materials regarding mobile PDF handling and MIP-labeled files.

Domain: Purview · Impact: low · Workload: Exchange Online