[RC5] RSA Secret-Key Challenge Termination

Joseph Kaye jkaye at isd.net
Mon May 21 20:09:48 EDT 2007

Jim C. Nasby wrote:
> On Mon, May 21, 2007 at 08:53:35AM -0400, Greg Lobring wrote:
>> Personally I don't foresee myself continuing to crunch RC5-72 keys with the
>> discontinuation of the challenge by RSA. In fact, I've already disabled the
>> RC5-72 project on all my clients, they are doing only OGR work now. As it
>> stands with yesterday's stats, it could be well over 1,000 years before
>> RC5-72 is done. Even with progressing technology, I don't see that
>> diminishing too much in my lifetime. I've put over 1,630 days (over 4 years)
>> into the project, and seeing it at only 0.415% complete is a little
>> depressing!
> Personally, I think it would be a shame to officially close RC5-72
> without at least taking these new cores for a spin.
Absolutely! Even if only so that the developers of the core could see 
the fruits of their labor, and see "what could have been". :)  Another 
question - would we be able to confirm if the key was found, or can only 
the RSA confirm this?

[   Joseph Kaye   ]

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