This article analyzes the features and benefits offered by Microsoft’s Azure Active Directory (AAD or Azure AD) “Free” edition, as well as the potential drawbacks and challenges of adopting Microsoft’s cloud platform. The author periodically reviews and revises this article to ensure information contained within is as accurate as possible. Editor’s Note: Given the fast-paced nature of technology, it is possible that some of the information presented in this article is out-of-date, or incomplete, in some fashion.