Marc Horowitz wrote:
>
> "Arnold G. Reinhold" <[EMAIL PROTECTED]> writes:
>
> >> It seems to me that you could use the DNA encodings for common words like
> >> "the" and "and" as a marker for PCR. A soop of such initiators, followed by
> >> a gel for the longest fragments should crack this code quickly. You might
> >> need a second "backwards" PCR step to recover the very begining of the
> >> message.
>
> So you encrypt the message before DNA encoding it. If the scientist's
> assertions are accurate, just include the key alongside the
> ciphertext. Then you have no known text to PCR for. If you have a
> key distribution mechanism in place, then use that instead, and even
> if they do manage to find your message, they can't decrypt it.
>
> Of course, this DNA system is just yet another way to to
> stegonography, so all the techniques for doing stego well apply here,
> too.
That's fine, and it gives you a working system. But it is not what they
were claiming.
Cheers,
Ben.
--
http://www.apache-ssl.org/ben.html
"My grandfather once told me that there are two kinds of people: those
who work and those who take the credit. He told me to try to be in the
first group; there was less competition there."
- Indira Gandhi
