Great Circle Associates Firewalls
(March 1995)
 

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Subject: Re: ADDENDUM: Brief report on Firewalls BoF from Networld+Interop, Las Vegas
From: Darren Reed <avalon @ coombs . anu . edu . au>
Date: Fri, 31 Mar 1995 17:34:56 +1000 (EST)
To: dedlow @ voro . lbl . gov (Mark Dedlow)
Cc: firewalls @ greatcircle . com
In-reply-to: <9503310704 . AA11124 @ voro . lbl . gov . isp> from "Mark Dedlow" at Mar 30, 95 11:04:25 pm

> 
> >>   Whilst one-time keycards are nice, ones such as S/Key are also "dangerous".
> >
> >>   If you're attending a conference (and have a name tag), or travelling,
> >>   you're going to take your s/key list or other with you...whilst the
> >>   security seems well and good, it does, however, reduce the skill required
> >>   to get `in' to somene who is good at picking pockets...and what do you do
> >>   if you `lose' your `card' ?  Can you call back to work, 24 hours a day and
> >>   report it missing ?
> >
> >you could keep your s/key list encrypted on a laptop.
> >
> >josh
> 
> Isn't the design intention of S/key that one generates one-time 
> passwords (using memorized secret key) on-the-fly?  I thought
> that carrying around lists of pre-generated passwords was a compromise 
> for when one didn't have a local key generation system (though I know
> there are considerations running the key software on X networks, where
> one may accidentally run the key generator on a remote host, thus
> passing the secret password in clear text via telnet).  But if you've 
> got a laptop, why pre-generate keys, and then encrypt them?  Just 
> generate them as needed.  S/key is available for DOS and Macs.

Wish I was rich enough to be able to afford such luxuries.

Neither is it always as convienient.

Hmm, maybe I just expect too much.

darren


References:
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From: "Joakim B. Berglund" <job @ xinit . se>
Next: ACC routers
From: Paul Crossley <paul @ toploguk . co . uk>
Indexed By Thread Previous: Re: ADDENDUM: Brief report on Firewalls BoF from Networld+Interop, Las Vegas
From: dedlow @ voro . lbl . gov (Mark Dedlow)
Next: Firewalling DecNet
From: padgett @ tccslr . dnet . mmc . com (A. Padgett Peterson, P.E. Information Security)

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