Cryptography-Digest Digest #701, Volume #9 Sat, 12 Jun 99 09:13:05 EDT
Contents:
Re: Cracking DES (Paul Koning)
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From: Paul Koning <[EMAIL PROTECTED]>
Subject: Re: Cracking DES
Date: Fri, 11 Jun 1999 12:55:13 -0400
Alan Braggins wrote:
> ...
> (And did anyone ever really claim DES took universe lifetimes to
> crack? Dorothy Denning's 1993 review of SKIPJACK
> (http://catless.ncl.ac.uk/Risks/14.80.html#subj2) says
> "Another way of looking at the problem is by comparing a brute force
> attack on SKIPJACK with one on DES, which uses 56-bit keys. Given
> that no one has demonstrated a capability for breaking DES, DES offers
> a reasonable benchmark. [...] Given the lack of demonstrated
> capability for breaking DES, and the expectation that the situation
> will continue for at least several more years"
Given what Dorothy Denning has said on a variety of topics over
the years, I am not inclined to give *any* credence to anything
she says. The Skipjack "review" is only one example.
paul
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