Outlook: Support for Storing S/MIME Certificates in Contacts in New Outlook

Originally posted by Microsoft Oct 27, 2025 Uncategorized 0 Comments

The new Outlook will now allow users to store S/MIME encryption certificates within their Contacts. This enables users to save certificates directly in contact entries and use them to send S/MIME encrypted emails to the contacts. #newoutlookforwindows

Product Outlook
Release phase General Availability
Release date March CY2026
Platform Desktop
Cloud Instance Worldwide (Standard Multi-Tenant), GCC
Created 2025-10-24
Roadmap ID 518288
Roadmap Link https://www.microsoft.com/microsoft-365/roadmap?id=518288

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Joao Ferreira

I've been working with Microsoft Technologies over the last ten years, mainly focused on creating collaboration and productivity solutions that drive the adoption of Microsoft Modern Workplace.

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