From: an41418@anon.penet.fi (wonderer)
Date: Thu, 14 Oct 93 10:51:59 PDT
To: cypherpunks@toad.com
Subject: Re: DES
Message-ID: <9310141751.AA06344@anon.penet.fi>
MIME-Version: 1.0
Content-Type: text/plain


I don't think it takes the cube of it. There are 56 bits in
one key, and 112 bits in two keys, so there could not be
an entropy of more than 112 bits to triple DES. It is no
more cryptographically secure than double DES because it
uses 2 keys.
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