[28696] in Kerberos

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Re: Question on security of keytab file.

daemon@ATHENA.MIT.EDU (Roberto =?iso-8859-1?Q?C=2E_S=E1nc)
Thu Nov 8 20:22:02 2007

Date: Thu, 8 Nov 2007 20:21:17 -0500
From: Roberto =?iso-8859-1?Q?C=2E_S=E1nchez?= <roberto@connexer.com>
To: kerberos@mit.edu
Message-ID: <20071109012117.GA6302@connexer.com>
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On Thu, Nov 08, 2007 at 02:50:54PM -0600, John Hascall wrote:
>=20
> One time when you may want/need to use a keytab file
> other than /etc/krb5.keytab is if the service runs
> as a user other than root -- although a lot of times
> running as a different user is coupled with running
> in a chroot-jail so the file can still be known to
> the application as /etc/krb5.keytab -- for example,
> from one of my servers
>=20
> vs-1# ls -l /var/chroot/accessd/etc/krb5.keytab
> -r--------  1 accessd  accessd  137 Oct 30 11:47 /var/chroot/accessd/etc/=
krb5.keytab
>=20
One other thing to point out is that some services expect to have their
own keytab (for the reasons you mentioned).  For example, OpenLDAP has
(at least on my Debian servers) a default keytab of
/etc/ldap/ldap.keytab.

Regards,

-Roberto

--=20
Roberto C. S=E1nchez
http://people.connexer.com/~roberto
http://www.connexer.com

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