From: "Perry E. Metzger" <perry@piermont.com>
Date: Wed, 22 Nov 1995 10:55:41 +0800
To: "L. DEkel" <dekel@carmel.haifa.ac.il>
Subject: Re: PKZIP - Encryption
In-Reply-To: <Pine.A32.3.91.951122035639.51855A-100000@carmel.haifa.ac.il>
Message-ID: <199511220223.VAA18118@jekyll.piermont.com>
MIME-Version: 1.0
Content-Type: text/plain



"L. DEkel" writes:
> PKZIP Encryption:
> 
> PKZIP encryption is often said to be: Weak, "a joke" ,"a deception" etc.
> Maybe it's time to put things in the right perspective.
> 
> One must realize (yet again) the difference between:
> Theoretical Cryptography - and - Practical Cryptography:

Er, I don't understand.

I could see why one would want to use a weak encryption system if it
bought you something. However, good encryption systems are as cheap to
use as bad ones. Therefore, why ever use a bad one? If the top of the
line lock costs the same amount as a toy lock, why buy a toy?

Perry