> We have a Windows 2003 DC (Active Directory) and an IIS6 Webserver to host
> our intranet.
>
> We have 3 forests, however we would like all users in DOMAIN_A to simply
> 'pass' their credentials to IIS6 without having to type them, so they can
> get
> to restricted areas of the site without the need for manual
> authentication.
> Any other users from either DOMAIN_B or DOMAIN_C should be required to
> authenticate, of course it should only accept usernames/passwords from
> DOMAIN_A.
>
> How would I achieve this? I've tried creating a virtual directory and
> setting it's security to be 'Integrated Windows Security' and have also
> tried
> 'Basic Authentication' but both require I authenticate manually, am I
> doing
> something wrong? Am I missing out an extra step somewhere?
>
> Any thoughts or ideas are appreciated.