Explanation/Reference:
Explanation:
For users and security groups to appear in the Windows Intune administrator console, you must sign in to the Windows Intune account portal and do one of the following:
Manually add users or security groups, or both, to the account portal.

Use Active Directory synchronization to populate the account portal with synchronized users and

security groups.
The Windows Intune cloud service enables you to centrally manage and secure PCs through a single web- based console so you can keep your computers, IT staff, and users operating at peak performance from virtually anywhere without compromising the essentials--cost, control, security, and compliance.
References:
http://technet.microsoft.com/en-us/windows/intune.aspx
http://technet.microsoft.com/library/hh441723.aspx