Update 10/13/2025: Permanent block of access to Exchange Online shared service principal using EWS is coming end of October 2025, as scheduled. Please take action now.
In April 2025, we announced a...
Updated Oct 13, 2025
Version 12.0
Blog Post
10 MIN READ
Dedicated Hybrid App: temporary enforcements, new HCW and possible hybrid functionality disruptions
LukasSMSFT
Microsoft
Microsoftcould you please provide some more context about your current setup? It reads like you are running Exchange Server (on-premises) in hybrid configuration with Skype for Business Server (on-premises). Is my assumption correct?
Hi LukasSMSFT,
Any news regarding this issue?