Microsoft 365 tenant-to-tenant migrations happen very often. There are merger and acquisitions, such as when a company buys another company. And there are divestitures, such as when a company gets partially outsourced to another company. This three-part blog series covers everything you should be aware of when you, as an admin, get involved in tenant to tenant migrations.
Azure & Active Directory Center
ENow Software's Azure & Active Directory blog built by Microsoft MVPs for IT/Sys Admins.
Dominik Hoefling MVP
Dominik is a Microsoft MVP primarily specializing in Microsoft Exchange, Exchange Online and Office 365. Dominik currently works for a German consulting company, AtWork. At atwork, Dominik focuses on designing and building message infrastructures and cloud technologies. Dominik has worked in IT since 2004, primarily with Exchange Server but also has experience with Windows Server, Active Directory, Azure, Office 365, Unified Messaging and various third party products.
Microsoft 365 offers a wide variety of services beyond the full stack of services like Exchange Online, Microsoft Teams, etc. In particular, you can use Azure Active Directory as your primary Identity Provider (IdP). This allows you to move authentication of your legacy applications from on-premises to Azure.
Administrative Units Management in Azure Active Directory
Since writing this blog post in May 2018 about administrative units, some things have finally been changed. As this feature is still in preview, it can now be managed in the Azure portal and with Microsoft Graph. But before we go into more detail, let's do a quick heads-up what administrative units are used for.
At Microsoft Ignite 2019 last year Mark Simos, Lead Architect for the Microsoft Cybersecurity Solution Group, ran a groundbreaking session about the top ten best security practices for Azure today. In his session, he discusses the need for stronger cloud security as more computing environments moving to the cloud. This blog post covers a summary of the session and gives you an overview about the latest Azure security innovations and what’s new in Azure Security Center.
Microsoft’s own integrated STS in Windows Server named AD FS (Active Directory Federation Service) is still a broadly used mechanism to federate identities with Azure Active Directory. At Ignite 2018, Anand Yadav’s session BRK3226 provided some numbers and 71+ million users actively use AD FS to sign-in to Azure.
Want to learn more about Active Directory?
Active Directory Administration Cookbook, 2nd Edition
In this book, Microsoft MVP & Technical Editor of ENow's Azure & Active Directory Center, Sander Berkouwer will share the intricacies of managing Azure AD, Azure AD Connect as well as Active Directory for administration in the cloud and on Windows Server 2022.