Azure Active Directory is a Microsoft identity manager and is used to create intelligence-driven access policies that are used to secure Azure resources. Every Tenant created in Azure is backed by an Azure Active Directory, which assists in the Role-Based Access Control, or RBAC, which is the identity model that Azure resource leverage for security. It is shared between both SaaS based solutions such as Office 365 and IaaS/PaaS based solutions such as App Services/VMs in Azure. Here, you can see the basic flow of a user authenticating:
Basic Login Flow
You need to remember all applications need to be registered ...
