Disable Change Password in Exchange 2013 OWA
There is security team compliance requirement where they want to prevent a user from changing his or her own password when using Exchange 2013 OWA.
By default you can able to change the password on logging into Exchange 2013 OWA – Option – Change Password.
To disable perfrom run the below shell command and the Change Password will get disappeared.
Set-OwaVirtualDirectory -Identity <ServerName\Owa*> -ChangePasswordEnabled $false
Set-OwaMailboxPolicy -Identity default -ChangePasswordEnabled $false
Set-CASMailbox <Username> -OwaMailboxPolicy Default