[194] in cryptography@c2.net mail archive
Re: 40-bit rc2/4
daemon@ATHENA.MIT.EDU (Donald E. Eastlake 3rd)
Fri Feb 7 16:49:10 1997
Date: Fri, 7 Feb 1997 15:09:09 -0500 (EST)
From: "Donald E. Eastlake 3rd" <dee@cybercash.com>
To: Lucky Green <shamrock@netcom.com>
Cc: cryptography@c2.net
In-Reply-To: <3.0.32.19970205165640.006fc360@192.100.81.136>
I believe key set up is pretty fast. Description is at
http://theory.lcs.mit.edu/~rivest/rc5.ps
RSA is applying for a patent on RC5.
Donald
On Wed, 5 Feb 1997, Lucky Green wrote:
> Date: Wed, 05 Feb 1997 17:00:16 -0800
> From: Lucky Green <shamrock@netcom.com>
> To: Michael Paul Johnson <mikej2@Exabyte.COM>
> Cc: cryptography@c2.net
> Subject: Re: 40-bit rc2/4
>
> At 01:24 PM 2/5/97 -0700, Michael Paul Johnson wrote:
> >For example,
> >Blowfish and Diamond2 are both designed (intentionally) to make rekeying
> >the cipher a much slower operation than encryption and decryption, thus
> >offering much better performance to the honest user than to the spy.
>
> Interesting. RSA touts their RC-5 cipher as not spending much time in key
> scheduling. Can somebody confirm this?
>
>
> -- Lucky Green <mailto:shamrock@netcom.com> PGP encrypted mail preferred
>
> "I do believe that where there is a choice only between cowardice and
> violence, I would advise violence." Mahatma Gandhi
>
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