Re: Kerberos auth against AD, keytabs, and service principal names

2009-07-20 Thread kerberos
On Mon, Jul 20, 2009 at 4:28 PM, John Jasen wrote: > kerbe...@noopy.org wrote: >> >> So this means servicePrincipalName is effectively useless in AD for >> non-Windows systems, right -- in particular when you have X number of >> principals in a keytab but only the one that matches the UPN will >> w

Re: Kerberos auth against AD, keytabs, and service principal names

2009-07-20 Thread John Jasen
kerbe...@noopy.org wrote: > On Mon, Jul 20, 2009 at 3:29 PM, Douglas E. Engert wrote: > [snip >> A keytab has the SPN and the key. > > I know this much as I've been writing out my own keytabs. :-) > >> When you kinit using a keytab to AD, you are using the SPN, but AD >> is looking it up as a UP

Re: Kerberos auth against AD, keytabs, and service principal names

2009-07-20 Thread Douglas E. Engert
kerbe...@noopy.org wrote: > On Mon, Jul 20, 2009 at 3:29 PM, Douglas E. Engert wrote: > [snip >> A keytab has the SPN and the key. > > I know this much as I've been writing out my own keytabs. :-) > >> When you kinit using a keytab to AD, you are using the SPN, but AD >> is looking it up as a

Re: Kerberos auth against AD, keytabs, and service principal names

2009-07-20 Thread kerberos
On Mon, Jul 20, 2009 at 3:29 PM, Douglas E. Engert wrote: > [snip > > A keytab has the SPN and the key. I know this much as I've been writing out my own keytabs. :-) > When you kinit using a keytab to AD, you are using the SPN, but AD > is looking it up as a UPN. So this means servicePrincipalN

Re: Kerberos auth against AD, keytabs, and service principal names

2009-07-20 Thread kerberos
Thanks for your message! On Mon, Jul 20, 2009 at 3:23 PM, Michael B Allen wrote: > On Mon, Jul 20, 2009 at 2:23 PM, wrote: >> I've been able to use ktpass.exe on the Windows (2003R2) side to >> create working keytabs for my NFSv4 environment.  I'd like to have [snip] > > Ktpass sets the password

Re: Kerberos auth against AD, keytabs, and service principal names

2009-07-20 Thread Douglas E. Engert
P.S. Also see the msktutil program that uses OpenLDAP and Kerberos to create and modify keytabs and AD accounts. The 0.3.16-7 version is a Debian distribution that can work with AD2008 and create AES keys too: http://download.systemimager.org/~finley/msktutil/ Douglas E. Engert wrote: > > kerbe.

Re: Kerberos auth against AD, keytabs, and service principal names

2009-07-20 Thread Douglas E. Engert
kerbe...@noopy.org wrote: > I've been able to use ktpass.exe on the Windows (2003R2) side to > create working keytabs for my NFSv4 environment. I'd like to have > both host/ and nfs/ service principal names for each host.fqdn in my > (DNS) domain. To this end I ran 'setspn -A ...' to create a S

Re: Kerberos auth against AD, keytabs, and service principal names

2009-07-20 Thread Michael B Allen
On Mon, Jul 20, 2009 at 2:23 PM, wrote: > I've been able to use ktpass.exe on the Windows (2003R2) side to > create working keytabs for my NFSv4 environment.  I'd like to have > both host/ and nfs/ service principal names for each host.fqdn in my > (DNS) domain.  To this end I ran 'setspn -A ...'

Re: kerberos+laptop

2009-07-20 Thread David Abrahams
On Jul 20, 2009, at 10:47 AM, John Jasen wrote: > David Abrahams wrote: >> Hi, >> >> I'm trying to find out what's needed to make Kerberos work well on a >> laptop that may run disconnected from its master KDC, and >> occasionally, >> from everything (NIC turned off). In particular, a Mac lapt

Kerberos auth against AD, keytabs, and service principal names

2009-07-20 Thread kerberos
I've been able to use ktpass.exe on the Windows (2003R2) side to create working keytabs for my NFSv4 environment. I'd like to have both host/ and nfs/ service principal names for each host.fqdn in my (DNS) domain. To this end I ran 'setspn -A ...' to create a SPN for host/host.fqdn and nfs/host.f

Re: kerberos+laptop

2009-07-20 Thread John Jasen
David Abrahams wrote: >> If you create or change the user accounts to mobile accounts, > > I'm sorry, I don't know what that means. Kerberos has some formal > notion of "mobile accounts?" OSX supports a notion of something called "mobile accounts", which is supposed to allow things like caching

Re: kerberos+laptop

2009-07-20 Thread John Jasen
David Abrahams wrote: > Hi, > > I'm trying to find out what's needed to make Kerberos work well on a > laptop that may run disconnected from its master KDC, and occasionally, > from everything (NIC turned off). In particular, a Mac laptop, which is > apparently already running an LKDC > (http://w