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Is There an Open Source Azure Active Directory?

Written by George Lattimore on July 3, 2018

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As the IT world continues to migrate to the cloud, Microsoft continues to push Azure Active Directory as their platform of choice. But as many IT admins know, Azure AD just isn鈥檛 a viable replacement for on-prem Active Directory. The result is that IT organizations are left asking, 鈥淚s there an open source Azure Active Directory alternative?鈥 Let鈥檚 briefly explore the question together.

Searching for an Open Source Azure Active Directory

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In a sense, IT admins are looking for an OpenStack-like alternative to AWS or other IaaS platforms. Released in 2010, is essentially 鈥渁 free and open-source software platform for cloud computing鈥 from which virtual resources can be used. OpenStack has achieved some success as a software platform, but its results are instructive as IT organizations consider the use of an open source directory services platform.

Unfortunately, an open source replacement for Azure Active Directory just isn鈥檛 available. There are, of course, a number of on-prem open source directory services and identity providers delivered as software. Some examples include OpenLDAP, SambaTM, and FreeIPA. All three of these open source authentication platforms are useful and can benefit organizations, but they aren鈥檛 going to end up being a replacement to Azure AD.

Outside of the obvious difference between Azure AD and other open source identity providers (Azure AD is certainly proprietary), the challenge with these open source directory services solutions is that, ultimately, they inhibit IT organizations from being able to authenticate to a wide range of IT resources. Each of the open source identity providers is greatly positioned to cater to a specific slice of the market, intentionally limiting the breadth of their functionality to do so. In the case of OpenLDAP, for instance, the LDAP protocol is the primary path. FreeIPA, on the other hand, adds in the Kerberos protocol. Samba does this a well, but can also act as more of a domain controller in the process. None of these platforms deeply integrates with systems to provide Microsoft Active Directory (MAD) controls.

Open Source Challenges in the Modern Era

The end result is that organizations that are leveraging modern IT solutions, such as G SuiteTM, AWS, Mac and Linux systems, cloud storage, NAS appliances/Samba file servers, and much more, will struggle with Azure AD, as well as its on-prem open source alternatives. By Microsoft鈥檚 design, they鈥檙e simply not built to work together. While this doesn鈥檛 seem all that practical in the modern world, it鈥檚 the reality for heterogenous organizations now looking elsewhere to optimize their identity management infrastructure for open source, on-prem, or virtual resources.

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In short, the idea of shifting to an open source directory service is still considerably difficult if you are a modern organization with a wide range of IT resources and cloud forward. Of course, Active Directory (which is still needed with Azure AD) isn鈥檛 the cloud identity management platform that IT organizations are imagining and hoping for either.

The good news is that there is a modern, comprehensive cloud identity management solution called 探花大神 Directory-as-a-Service, which is an alternative to Azure Active Directory as well as a replacement to on-prem Active Directory. While not open source, Directory-as-a-Service streamlines identity management and alleviates the workload of IT admins with cross-platform, endpoint-centric access for users to the resources they need. Whether Mac, Linux, or Windows systems, on-prem or in the cloud, Directory-as-a-Service gives IT organizations a significant alternative to Azure Active Directory. 

Directory-as-a-Service Replacement for Active Directory

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Want to know more about how 探花大神 Directory-as-a-Service can be implemented as an alternative to an open source Azure Active Directory? Go ahead and drop us a line or give us a call and we鈥檒l be happy to answer any questions you might have. Ready to see the features for free? No problem. and your first 10 users are on the house, forever.

George Lattimore

George is a writer at 探花大神, a central source for authenticating, authorizing, and managing your IT infrastructure through the cloud. With a degree in Marketing and an MS in Public Communications and Technology, George enjoys writing about how the IT landscape is adapting to a diversified field of technology.

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