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Re: why compression doesn't perfectly even out entropy

To: [email protected]
Subject: Re: why compression doesn't perfectly even out entropy
From: "Perry E. Metzger" <[email protected]>
Date: Thu, 18 Apr 1996 20:35:29 -0400
cc: [email protected]
In-reply-to: Your message of "Thu, 18 Apr 1996 18:44:10 EDT." <[email protected]>
Reply-To: [email protected]
Sender: [email protected]

[email protected] writes:
> [Slightly ad hominem PSA deleted]
> 
> 1.  If "cooking" a byte sequence in a manner that reduces its maximum entropy
> by less than 1% allows an attacker to break your cryptosystem, then it is
> crap to begin with.  With only a little more effort, he could break it
> anyway.

I would suggest that you look at differential and linear cryptanalysis
to learn what a tiny little statistical toehold will give you.

My "ad hominem PSA" stands. I suggest people not trust Mr. Wienke's
pronouncements. He appears to be suffering from significant hubris.

Perry

References:
- Re: why compression doesn't perfectly even out entropy
  - From: [email protected]

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