[29315] in Kerberos
Re: Help with SASL/GSSAPI to remote Kerberos server
daemon@ATHENA.MIT.EDU (Jeffrey Altman)
Tue Feb 19 20:27:04 2008
X-Envelope-From: jaltman@secure-endpoints.com
X-MDaemon-Deliver-To: kerberos@mit.edu
Message-ID: <47BB8238.9010109@secure-endpoints.com>
Date: Tue, 19 Feb 2008 20:28:24 -0500
From: Jeffrey Altman <jaltman@secure-endpoints.com>
MIME-Version: 1.0
To: wmodes@ucsc.edu
In-Reply-To: <47BB8020.5060102@ucsc.edu>
Cc: kerberos@mit.edu
Reply-To: jaltman@secure-endpoints.com
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A KDC does not speak GSSAPI nor SASL. A KDC issues tickets. You use
SASL-GSSAPI-KRB5 when you want to establish an authenticated connection
to an application service for which a service principal exists within
the KDC database. The KDC is not an application service.
Wes Modes wrote:
> That is very close, though I'll make one minor correction.
>
> From Samba to OpenLDAP via TLS uses smbldap-tools and doesn't need
> SASL. SASL with the GSSAPI mechanism will be what is used when the
> LDAP server asks the Kerberos KDC if the password is valid.
>
> Jeffrey Altman wrote:
>> Let me rephrase what you are attempting to do. You want to
>> authenticate the LDAP query from the Samba client to the OpenLDAP
>> server by sending a username and password from Samba to OpenLDAP over
>> a TLS protected connection using SASL.
>>
>> Instead of the LDAP server storing the password and using that for
>> authentication, you want to have the LDAP server ask the Kerberos KDC
>> if the password is valid.
>> Please confirm that this is your desire.
>>
>>
>
> --
>
> Wes Modes
> Server Administrator & Programmer Analyst
> McHenry Library
> Computing & Network Services
> Information and Technology Services
> 459-5208
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