digest-md5 problems with imapd, saslauthd and openldap

Rob Siemborski rjs3 at andrew.cmu.edu
Fri Nov 7 09:40:27 EST 2003

On Fri, 7 Nov 2003, Craig Ringer wrote:

> >  * Getting sasl to use an auxprop method that calls an LDAP server is
> >    possible, but tricky. Various patches exist, but are non trivial
> >    to install and configure.
> OK, I may be totally wrong here but I thought LDAP authentication was
> normally done by logging in to the LDAP server with the user's name and
> password. As such, you shouldn't have permission to read the user's
> password off the LDAP server. I guess you could add a user 'cyrus' to
> the LDAP server with permission to read passwords if you wanted to use
> digest authentication types, though.

There are many different ways to use LDAP to enable authentication.
Binding with the user's password is only one such way.

> >  * Not bother with digest authentication at all for now
> I'd love to use it personally. I have concerns about giving read access
> to passwords to anything, though. Does anybody here have an opinion on
> kerberizing the network so that slapd, cyrus etc just use kerberos?

Its how CMU has been doing it since almost day one ;)


Rob Siemborski * Andrew Systems Group * Cyert Hall 207 * 412-268-7456
Research Systems Programmer * /usr/contributed Gatekeeper

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