IAM Andrew

While I have many interests, if you are visiting this site - you are likely interested in my work with Identity and Access Managemnt. I use this space to capture and document all my findings and thoughtes related to IAM.

The Sync Gap

Why Mobile Numbers Aren’t Syncing from AD to Entra ID TL;DR: Your AD mobile numbers aren’t updating in Entra ID Hybrid environment? It’s likely that BypassDirSyncOverridesEnabled is not what you expect it to be. The Problem In hybrid Microsoft Entra ID environments, many admins are surprised to find that mobile numbers in Active Directory don’t sync to Entra for some users — even though all other attributes do perfectly. You also don’t see any signs of failure on Entra Connect log. ...

June 10, 2025