Fix – Office 365 Implicit Remoting Broken in PowerShell

Problem

You will get the following error when you connect to Exchange Online via PowerShell after the Windows Client Update KB3176934.

Import-PSSession : Could not load type ‘System.Management.Automation.SecuritySupport’ from assembly
‘System.Management.Automation, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35’.

Cause

On August 23, Microsoft released the Windows Client update KB3176934. Due to a missing .MOF file in the build package, the update breaks DSC. All DSC operations will result in an “Invalid Property” error. This is a known issue and it is documented under Known Issues section in https://support.microsoft.com/en-in/kb/3176934

Fix/Solution

Microsoft released fix for this issue in next cumulative Windows update https://support.microsoft.com/en-us/kb/3176938.