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New Outlook now supports data loss prevention (DLP) policy tips with commonly used predicates and exceptions, advanced classifiers, and override capabilities.
Licensing requirements
For information on licensing, see
Note
Features are enabled based on Licenses and connected experience settings. Review license requirements in. For any of the following conditions to work, connected experience must be turned on.
| License | These conditions apply |
|---|---|
| E3 and equivalent licenses | - Content contains Microsoft built-in or custom sensitive information types - Content is shared from Microsoft 365 |
| E5 and equivalent licenses | - Content contains built-in or custom sensitive information types - Content is shared - Content contains sensitivity labels (works for email and Office and PDF file types) - Sender is - Sender is member of (Only Distribution lists, Azure-based Dynamic Distribution groups, and email-enabled Security groups are supported) - Sender ___domain is - Recipient is - Recipient is a member of (Only Distribution lists, Azure-based Dynamic Distribution groups, and email-enabled Security groups are supported) - Recipient ___domain is - Subject contains words |
Note
Conditions related to attachments are supported, except for messages (.msg) and emails (.eml), and encrypted attachments, which can't be scanned for content. See the new Outlook roadmap for details on future updates.
Actions that support policy tips
Refer to the Exchange actions support policy tips for details on actions that support policy tips.
Note
Offline evaluation for data loss prevention isn't available for new Outlook.
Sensitive information types that support policy tips
Refer to the Sensitive information types for details on sensitive information types that support policy tips for Outlook perpetual users and Microsoft 365 users.
Oversharing dialog for Outlook for Windows
The oversharing dialog is available in DLP for new Outlook for E5 users. When enabled in a DLP rule, this feature displays popups for warning, override, or block actions to end users who are sharing labeled or sensitive emails in Outlook desktop.
Wait on send dialog support for oversharing
Note
Currently, new Outlook only supports default oversharing dialog and not customized over sharing dialog. Learn more about Customized oversharing dialog
After you configure the oversharing dialog, you can optionally enable the Wait on send dialog feature.
Note
Wait on send is currently not available in new Outlook. See the new Outlook roadmap for details on future updates.