Architectural Question ...

Tony Cowan ttcowan at us.ibm.com
Thu Feb 6 11:08:57 EST 2003


Hi Jacques,

Thanks for this info.
I'm not familiar with the releases ... is the Heimdal GSSAPI library
something from which many others were derived?
I'm using a java JGSS implementation.

Thanks for your time.

Tc.

Tony Cowan - IBM SWG Services. (ttcowan at us.ibm.com)
Phone: (206) 675 0095 Cell: (206) 280 6942

There is no tomorrow. Only a succession of todays. Don't wait too long to
figure that out.



|---------+---------------------------->
|         |           "Jacques A.      |
|         |           Vidrine"         |
|         |           <nectar at celabo.or|
|         |           g>               |
|         |                            |
|         |           02/06/2003 07:36 |
|         |           AM               |
|         |                            |
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  |                                                                                                                                             |
  |       To:       Tony Cowan/Pittsburgh/IBM at IBMUS                                                                                             |
  |       cc:       kerberos at mit.edu                                                                                                            |
  |       Subject:  Re: Architectural Question ...                                                                                              |
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On Thu, Feb 06, 2003 at 06:03:30AM -0800, Tony Cowan wrote:
> > No, that's the beauty of Kerberos.
>
> Thanks Luke.
> Someone tells me they've been sniffing and found that one particular
> implementation does in fact hit the KDC to validate the ticket.
> I wonder if it's actually hitting the KDC for some other purpose.

Another possibility:  There was a bug in the Heimdal GSSAPI library
previous to version 0.4f where gss_acquire_cred(..., GSS_C_ACCEPT,
...) would do a useless AS exchange (using its keytab).

Cheers,
--
Jacques A. Vidrine <nectar at celabo.org>          http://www.celabo.org/
NTT/Verio SME          .     FreeBSD UNIX     .       Heimdal Kerberos
jvidrine at verio.net     .  nectar at FreeBSD.org  .          nectar at kth.se






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