Understanding Microsoft Online Authentication
The Microsoft Online Hosted Services use two different Authentication Types when accessing Online resources:
The following Online Services provide the Windows Authentication method:
- Sign-In Client
- Online Company Portal
- Exchange Online
- Outlook 2007
- SharePoint Online
- Live Meeting Online
With Windows Authentication, users logged into the Online Sign-In Client will silently pass their Online user credentials to the above Online Services, providing Single Sign-On (SSO) capabilities.
The following Online Services use Forms Based Authentication (FBA) method:
- Outlook Web Access (OWA)
- Microsoft Online Admin Center (MOAC)
FBA requires users to manually type their username and password before gaining access to the above Online Services.