Hi, For how to use ADFS, please refer to the following Microsoft TechNet article: Active Directory Federation Services http://technet.microsoft.com/en-us/library/cc772128(WS.10).aspx According to the thread title, it seems that you also encounter some issues related to Office 365. For Office 365 issue, the best resource is Office 365 forum. Based on the current situation, you’d better submit a new question to Office 365 forum for further assistance. In this way, your issue can be resolved effectively. Office 365 http://community.office365.com/en-us/f/157/categories.aspx Thanks for your understanding! Regards, Please remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.

give me steps for configuring windows 2008 federation