[imp] Single Sign On + Kerberos

[Chuck Hagenbuch]

Quoting Harakiri <harakiri_23 at yahoo.com>:

> AFAIK kerberos sets the REMOTE_USER env - so we would
> have at least a username - if we would disable IMAP
> authenticate and make sure its impossible to fake the
> REMOTE_USER - imp/courier should be able to handle it
> ?

Yes, there is at least one imap server that supports passwordless  
login in this way, although of course you need to secure that properly.

-chuck