[imp] Single Sign On + Kerberos

[Chuck Hagenbuch]

Quoting Harakiri <harakiri_23 at yahoo.com>:

> Now when they open their IE and goto the IMP webmail
> they should not need to login again.
>
> As far as i know Kerberos Auth only issues tickets and
> then the Windows Server for example authenticates this
> ticket - however how can/should IMP know the username
> of the user to access the courier backend where the
> messages for the web user are stored ?
>
> One way would be to use mod_auth_kerb for apache,
> however the problem remains how IMP/Any application
> can figure out at least the Username - and sometimes
> the password (probably impossible)

You probably need something like this:
http://www.umich.edu/~umweb/software/cosign/

-chuck