From: ichudov@Algebra.COM (Igor Chudov @ home)
Date: Tue, 9 Sep 1997 12:09:28 +0800
To: ravage@ssz.com (Jim Choate)
Subject: Re: Gao's Chaos Cryptosystem Algorithm (fwd)
In-Reply-To: <199709090328.WAA03757@einstein.ssz.com>
Message-ID: <199709090358.WAA09761@manifold.algebra.com>
MIME-Version: 1.0
Content-Type: text



Jim Choate wrote:
> From: ichudov@algebra.com (Igor Chudov @ home)
> 
> > Nobuki Nakatuji wrote:
> > > 
> > > Gao's Chaos Cryptosystem Algorithm
> > > 
> > > 1.key input
> > > 2.input key generate chaos initial condition
> > > 3.input key generate chaos signal(random number)
> > > 4.chaos initial condition plus chaos signal
> > >   XOR plain text
> > 
> > How do you generate "chaos"?
> 
> I can think of several ways right off...
> 
>  -  radioactive source 
>  -  controlled water flow through a faucet
>  -  waterwheel such that each bucket contains a hole of the correct size
>  -  magnetic pendulum
>  -  jello scintillation counter
>  -  A-B chemical oscillators at their critical point
>  -  a light detector placed under a tree in a breeze or wind
>  -  Chaos Game
>  -  Foucalt Dust
> 
> The real question is what algorithm is used to generate the random seeds.

I think that another real question (which I wanted to ask) is how do you
generate "chaos" from these random seeds.

	- Igor.