Re: Tunnel-only SSH keys

On Thu, Sep 22, 2005 at 09:22:38AM -0700, David Wolfskill wrote:
> On Thu, Sep 22, 2005 at 04:27:18PM +0100, markzero wrote:
> > Hello.
> > 
> > I once read somewhere that it's possible to limit SSH pubkeys to
> > 'tunnel-only'. I can't seem to find any information about this
> > in any of the usual places.
> > ...
> > Can this be done with OpenSSH? I'd like to try and stay away from
> > the complexities of a chrooted-stunnel for now...
> 
> See the section "AUTHORIZED_KEYS FILE FORMAT" in the sshd man page.
> 
> There is also a discussion of this in the O'Reilly _SSH_ book.

Sorry for the arm-wave (in that I don't have the details of this
rumor), but I recall it's possible, via a client, to screw with the
remote environment, as to supply a different shell; that would affect
these tactics, perhaps.

> Peace,
> david
> -- 
> David H. Wolfskill				[e-mail]
> Prediction is difficult, especially if it involves the future. -- Niels Bohr

-- 
Brian Reichert				<[e-mail]>
55 Crystal Ave. #286			Daytime number: [phone]
Derry NH 03038-1725 USA			BSD admin/developer at large	
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