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Product
Outlook
Saved release status
Launched
Original publication
Feature overview
Outlook on the web will
support S/MIME (Secure/Multipurpose Internet Mail Extensions) signature and
encryption as sensitivity label outcomes. Admins can define the label to have
S/MIME signature, encryption, or both and emails with those labels will enforce
S/MIME accordingly.
Archived release information
October CY2023
Source: Saved Microsoft roadmap archive Feature ID: 180732
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