Office 365 uses Azure Active Directory to provide authentication (identities are synchronized with Azure AD to provide authentication). Azure AD is the only security container if you have no on-premises AD DS and no DirSync deployed. The Office 365 portal gives you limited access to the features related to the directory service; mostly, we are restricted to users and group management. Inside the Azure Portal, we have the tools required to work directly on the Azure AD. The following screenshot shows the reports page for Azure Directory, which is really interesting from a security point of view:
We will see how to access your directory through Azure.
Access the Azure Portal using an Internet browser at https://bitly.com/WJf1Jf.
Log in using the administrative account related to your Office 365 subscription.
You will be required to sign up for Windows Azure, so click on SIGN UP FOR WINDOWS AZURE, as shown in the following screenshot...