[RC5] RSA decryption

Jeff Lacy jeffdl at mn.mediaone.net
Sun Mar 4 13:09:29 EST 2001


Try using a better proof!!!!!


Jeff
----- Original Message -----
From: "Ben Clifford" <benc at hawaga.org.uk>
To: <rc5 at lists.distributed.net>
Sent: Sunday, March 04, 2001 12:49 PM
Subject: Re: [RC5] RSA decryption


>
> On Sun, 4 Mar 2001, richard L. King Jr. wrote:
>
> > they are trying random formulas. there is a difference.
> > you write a formula that inputs P, Q, IV, and CT. then
> > outputs key. you try it on several examples. if it succeds,
> > then you have a general solution for unknown keys.
>
> No, it guarantees that the formula works for those specific examples:
>
> as an example: say you are trying to answer the question: is n an even
> number?
>
> I try at random the formula "f(n) = true no matter what n is".
>
> Now I pick some numbers at random:  548  8430  3854  32 5840934
> and try out my formula.
>
> Yes, it gets it right 5 times out of 5.
>
> So this formula must be a valid formula to determine if n is an even
> number?
>
> --
> http://www.hawaga.org.uk/travel/ for my rotating world map applet
> http://www.hawaga.org.uk/benc_key.txt PGP / GPG key 0x30F06950 - please
use it!
>
>
>
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