[Outlook Mobile] Purview Data Loss Prevention support for Calendar Events

🚨 The Signal: Outlook Mobile will enforce Purview DLP policies on calendar events, including subjects and descriptions. This extends sensitive data protection from email to mobile meeting invitations, reducing accidental exposure.

The Impact

All mobile users are affected, reducing the risk of sensitive data exposure in calendar events.

• Mobile users: Will see policy tips and potential blocks when creating meetings with sensitive data.
• Security teams: Benefit from extended DLP coverage to mobile calendar events.
• Compliance officers: Gain improved assurance against accidental data leaks via mobile meetings.

The Action

1. Review existing Microsoft Purview DLP policies to ensure they align with desired calendar event protection.
2. Communicate to end-users about policy tips and enforcement for sensitive data in calendar events on mobile.

Impact: medium · Workload: Microsoft Purview