Re: Transfer authentication token - how to single sign-on

From: Dominick Baier [DevelopMentor] (
Date: 11/13/05

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    Date: Sun, 13 Nov 2005 01:20:54 -0800

    Hello Dave,

    first of all - no you cannot do that.

    But why does OWA prompt for credentials?? aren't your users domain users?
    SSO should work out of the box ??!!

    Dominick Baier - DevelopMentor

    > We have an ASP.NET app that uses Forms Authentication, but we wrote
    > the authentication piece to query Active Directory for credentials
    > approval. This is all working fine, but what I would like to do is
    > provide a link from from our app to an Outlook Web Access
    > server. When I do this, however, the Integrated Windows
    > Authentication of OWA prompts the user for their password again. Is
    > there any way to "pass" the approved Windows security token from our
    > application to the Exchange server running OWA so the user is not
    > prompted for their password if they have already authorized themselves
    > to us? (Basically, how do you accomplish single sign-on with a
    > Microsoft network... all users will be kept in a Windows 2003 Active
    > Directory domain).
    > - Thanks, Dave

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