Outlook: Unverified Senders- warn users about spoofing and impersonation attempts Beta
Data as of 2 hours ago (9 September 2026)
Status Launched
Release month July 2025
Release ring General Availability
Products Outlook
Cloud instances Worldwide
Platforms AndroidiOS
Description
When you receive messages from senders we weren't able to verify as safe, you'll see a tag in the message list and a ribbon on the reading pane warning you to be cautious when interacting with it.
Change history
Added to the roadmap 29 April 2025. Tracked here since 1 September 2026. Earliest target we recorded: July 2025 (since tracked — Microsoft may have moved it before we started watching).
Nothing has changed on this item since tracking began on 1 September 2026. Changes appear here as Microsoft updates the feed.