iOS 11 provides support for OAuth 2.0 (Modern Auth) in the native mail app

With the release of iOS 11.0, the native mail client has now support for OAuth 2.0. OAuth 2.0 is often mentioned as modern authentication and provides some new capabilities like Microsoft Azure Multi-factor Authentication support and allows to using certificates for authentications. Modern Authentication uses a secure token instead of still needs to be added to trusted sites in Internet Explorer

During some troubleshooting it was discovered that for some reason “” needs to added to “IE trusted site” else you wouldn’t get a PRT (Primary Refresh Token) issued in some scenarios. Microsoft have been working on merging the Azure AD Authentication Flows since March 2015, but this still doesn’t seem to

Upgrading Azure Virtual Machine from Windows Server 2012 R2 to Windows Server 2016

Microsoft currently doesn’t support in-place upgrade of Windows operating systems running on virtual machines in Microsoft Azure. I have successfully performed several upgrades for customers throughout the last couple of years. Microsoft and other community blog post would recommend that you either create and new server or download the VHD from