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Data loss prevention policy tip reference for Outlook on the Web

Tip

Get started with Microsoft Copilot for Security to explore new ways to work smarter and faster using the power of AI. Learn more about Microsoft Copilot for Security in Microsoft Purview.

DLP policy tips supported

Yes.

Important

When emails are encrypted with Microsoft Purview Message Encryption and the policy used to detect them uses the detect encryption condition, policy tips will not appear.

Important

Mailboxes must be hosted in Exchange Online. For more information, see: Learn about data loss prevention.

Email notification supported for Outlook on the Web

Yes.

Conditions that support policy tips in Outlook on the Web

  • Content contains (SIT)
  • Content is shared from M365
  • Sender is a member of
  • Recipient Domain Is
  • Recipient is
  • Subject Contains Words or phrases
  • Sender is
  • Sender domain is
  • File extension is
  • Subject matches patterns
  • Subject or Body contains words or phrases
  • Doc or Attachment is password protected
  • Document name contains words or phrases
  • Sender address contains words
  • Document size equals or is greater than
  • Subject or Body matches patterns
  • Recipient address contains words
  • Sender address matches patterns
  • Document name matches patterns
  • Recipient address matches patterns
  • Message importance is
  • Any email attachment's content could not be scanned (DocIsUnsupported)
  • Document property is
  • Content is not labeled

Actions that support policy tips in Outlook on the Web

  • Restrict access or encrypt the content in Microsoft 365 locations
  • Set headers
  • Remove header
  • Redirect the message to specific users
  • Forward the message for approval to sender's manager
  • Forward the message for approval to specific approvers
  • Add recipient to the To box
  • Add recipient to the Cc box
  • Add recipient to the Bcc box
  • Add the sender's manager as recipient
  • Removed O365 Message Encryption and rights protection
  • Prepend Email Subject
  • Add HTML Disclaimer
  • Modify Email Subject
  • Deliver the message to the hosted quarantine

Sensitive information types that support policy tips in Outlook on the Web

These preconfigured sensitive information types (SITs) support policy tips in Outlook on the Web.

Exact data match sensitive information types support for policy tips in Outlook on the Web

Yes.

All exact data match sensitive information types are custom created. For more information, see Learn about exact data match based sensitive information types.

Custom sensitive information types support for policy tips in Outlook on the Web

Yes.

Custom sensitive information types that use REGEX, functions, keyword lists, and keyword dictionaries support policy tips in Outlook on the Web. For more information, see Create custom sensitive information types in the compliance portal and Create a custom sensitive information type using PowerShell.

Sensitivity labels support for policy tips in Outlook on the Web

Yes.

Retention labels support for policy tips in Outlook on the Web

No.

Trainable classifiers support for policy tips in Outlook on the Web

No.