Active Directory vs Window Azure Active Directory

Are they both same?  well there are differences between them. Windows Active directory has its presence in IT infrastructure for years now. It was designed to work with Corporate networks. It typically uses protocols like LDAP, Kerberos, Replication etc.

 

On the other hand WIndows Azure Active Directory (WAAD) is designed for Microsoft cloud services. It acts as backbone for Azure cloud based services as well as Office 365 based services. WAAD uses protocol like Rest API, or other internet identity protocol that works well with cloud services.

Windows AD provides below services.

  • ADDS
  • ADLDS
  • ADFS
  • ADCS
  • ADRMS

Windows Azure Active Directory Service provides below services.

Currently it has two important services, however in future there will be addition to it.

  • WAAD for identity management in cloud services.
  • Windows Azure Access control service for federating identity with external services like your on premise AD.