Great Circle Associates Firewalls
(November 1996)
 

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Subject: Re: Plain-text passwords
From: "Jonathan M. Bresler" <jmb @ FRB . GOV>
Date: Thu, 07 Nov 1996 16:05:38 -0500
To: Lawrence Beobachter <larry @ spmu . runnet . ru>
Cc: firewalls @ GreatCircle . COM
In-reply-to: Your message of "Thu, 07 Nov 1996 13:22:49 +0300." <3281B879 . 4191 @ spmu . runnet . ru>

>I tried tcpdump on FreeBSD and it turned out that login information
>during telnet sessions as well as USER and PASS info sent by pop-client
>are both xmitted in plain text <shudder>.

	Please realize that this is true of all internet applications 
that do not use encryption.  (telnet, ftp, pop, X11, there are so 
many to chose from ;)


>Is there any solution besides S/Key (please, include pointers) to
>block this don't-know-how-to-call-it hole.

	skey provides a one-time passwd, but does not provide encryption.
take a look at ssh for one way of dealing with this problem.

	http://www.cs.hut.fi/ssh/

jmb

-- 
Jonathan M. Bresler             202-452-2831                 breslerj @
 frb .
 gov
MS-169          Federal Reserve Board of Governors        Washington DC 20551
Speaking for myself.  Others speak for the Federal Reserve Board of Governors




Follow-Ups:
References:
Indexed By Date Previous: defense against SYN floods on FreeBSD?
From: "Ian Kallen" <ian @ gamespot . com>
Next: Re: POP3 proxy
From: Craig Brozefsky <cosmo @ ebs . net>
Indexed By Thread Previous: Re: Plain-text passwords
From: peter @ baileynm . com (Peter da Silva)
Next: Re: Plain-text passwords
From: Todd Graham Lewis <lists @ reflections . mindspring . com>

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