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From: john@hpcvlo.HP.COM (John Eaton)
Newsgroups: sci.crypt
Subject: Re: Encryption of Hoffman coded text
Message-ID: <1290004@hpcvlo.HP.COM>
Date: Wed, 12-Aug-87 16:44:33 EDT
Article-I.D.: hpcvlo.1290004
Posted: Wed Aug 12 16:44:33 1987
Date-Received: Sun, 16-Aug-87 01:46:37 EDT
References: <3515@cit-vax.Caltech.Edu>
Organization: Hewlett-Packard Co., Corvallis, OR, USA
Lines: 11

<<<<>
> It seems to me that Hoffman coding makes the plaintext look more 'random'
> and, so, less amenable to statistical attack.  Is this so?
----------

I suspect that most compression techniques are not very effective
when used on an already compressed file. If so you simply compress the
decrypted bytes and only examine those keys that don't save a lot of bytes.

John Eaton
!hplabs!hp-pcd!john