As reported earlier, Microsoft released Azure AD Connect to the public on June 24. The long-anticipated tool is the successor to Azure AD Sync and DirSync. But it’s much more than that.
Although a large part of Azure AD Connect still revolves around directory synchronization, I like to look at it more as a "Cloud Identity Enablement" — a solution rather than just a synchronization component. This is because Azure AD Connect not only allows you to deploy directory synchronization for almost every possible identity scenario you can dream of, but it also enables you to set up and configure identity federation through Active Directory Federation Services from within the same wizard.
Configuring identity federation for your Office 365 tenant consists of three key steps: