Re: SSH,encryption algorithm,cpu usage and more

From: Ryan W. Maple (ryan@guardiandigital.com)
Date: 09/18/01


Date: Mon, 17 Sep 2001 21:43:27 -0400 (EDT)
From: "Ryan W. Maple" <ryan@guardiandigital.com>
To: security-discuss@linuxsecurity.com
Subject: Re: SSH,encryption algorithm,cpu usage and more
Message-Id: <20010918014329.1744E11D338@juggernaut.guardiandigital.com>


I've never really done any bechmarks, but I've found the best performance
with:

  $ ssh -c blowfish -C

Just my $.02.

Cheers,
Ryan

 +-- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --+
   Ryan W. Maple "I dunno, I dream in Perl sometimes..." -LW
   Guardian Digital, Inc. ryan@guardiandigital.com
 +-- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --+

On Mon, 17 Sep 2001, Patrick Duane Dunston wrote:

> > Now, i am thinking a lot about which cipher is the best for security reason.
> > And in this area i need your experience.
>
> Interesting test results. I've never done any benchmark test as you
> have...I've done it based on observation. All the cipers are pretty
> secure. I haven't read of any successful attacks on any of them.
>
> > The most of the servers which i am going to use are running samba,qmail,DNS,squid,firewall etc.
> > And the avarege CPU usage is about 5%,do you think that the cpu usage of sshd will cause me
> > problems?
>
> That shouldn't cause you problems...I do remote backups of very large
> files and haven't noticed any performacne degradation.

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