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Nicolas is the founder, as well an architect, author and speaker focused on Office 365 and Azure at NBConsult. Nicolas is a Microsoft Certified Master for Exchange and Office 365, Microsoft MVP (Most Valuable Professional) for Microsoft Office Apps and Services since March 2007. Nicolas has co-authored “Microsoft Exchange Server 2013: Design, Deploy and Deliver an Enterprise Messaging Solution”, published by Sybex.
When you’re in your own data center and your security model is based on perimeter security and passwords, you’re not cloud ready. Security models that only leverage firewalls and passwords, leave organizations exposed as soon as cloud services start to be consumed. However, many organizations don’t realize just how exposed they are.
In Active Directory on-premises or Azure Active Directory (AAD), used by Office 365, our User Principal Name (UPN) is often the same as our email address. These days, we often log in with our email addresses, which means that whatever we’re “using under the hood” from an authentication point of view is the same as our email address. This convention of making our email address the same as our UPN is common practice and even advocated by Microsoft.
