New settings in Trust Center will allow users to restrict or allow file opens using FTP/HTTP protocols and fallback to FrontPage Remote Procedure Call (FPRPC) protocol.
Roadmap › 497299
Microsoft 365: New Trust Center settings to block file opens using insecure protocols
- General availability
- 2025-08
- Preview
- 2025-07
- Added
- 02 Jul 2025
- Last modified
- 28 Oct 2025 23:15 UTC
- First archived
- 25 Aug 2026
- Release rings
- General Availability, Preview
- Clouds
- Worldwide (Standard Multi-Tenant), GCC, GCC High, DoD