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28534: Re: [MUD-Dev] SSH Encryption on data stream

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From: "Christopher Allen" <ChristopherA@skotos.net>
Newsgroups: nu.kanga.list.mud-dev
Date: Mon, 13 Oct 2003 08:58:02 -0700
References: [1]
Organization: Kanga.Nu
Amanda Walker wrote:
> On Friday, October 10, 2003, at 03:44 PM, Brian Hook wrote:
>> Using industrial strength crypto would likely cause serious
>> performance problems.
>
> Only on the server side, but it would certainly be an added hardware
> expense at the server end.  On the client side, an modern gaming PC
> can encrypt a single connection using AES or 3DES at 100Mbps without
> much CPU impact.

It isn't stream encryption that causes performance problems, but public-key
encryption. Even with accellerated hardware, PKI take significant CPU time. Thus
the "Monday Morning Problem" is what you have to engineer around.

-- Christopher Allen



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