Hi Sam,

thanks for bearing with us!

On Thu, Nov 25, 2010 at 02:01:02PM -0500, Sam Hartman wrote:
> OK.  The way in which the principal is determined changed between krb5
> 1.8 and 1.6.  In 1.8 the system searches through all the keys in the
> keytab looking for a key that successfully decrypts a ticket.  The
> server name sent in the ticket over the network is ignored (at least by
> sshd) and only the key in the keytab's name is used.
> 
> So, if you had a key in your keytab with principal name host/a.com and
> the same key as host/b.com, then 1.8 and 1.6 might have different ideas
> about what the request was actually from.

We verified that keys are not shared among hosts. Each host has its
unique key.

Looks like we are getting nowhere without a deeper look, unless you have
more ideas I could quickly check.

How would you use 1.9 on squeeze? Compile from source? Just use
experimental packages? Rebuild or backport them?

Helmut



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