Remailer passphrases
Perry E. Metzger
perry at piermont.com
Tue Mar 12 17:05:27 PST 1996
Bill Frantz writes:
> >Signed Diffie-Hellman key exchanges have the property known as
> >"Perfect Forward Secrecy". Even if the opponent gets your public keys
> >it still will not decrypt any traffic for him at all -- it just lets
> >him pretend to be you. Thats one reason why protocols like Photuris
> >and Oakley use the technique.
>
> Unless I am badly mistaken, these exchanges need interaction, which makes
> them unsuitable for simple remailers.
Well, actually, you can play similar tricks with El Gamal...
Perry
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