ArcotSign (was Re: Does security depend on hardware?)

[Mok-Kong Shen]

Bruce Schneier wrote:
> 
> At 08:59 AM 9/22/98 +0100, Mok-Kong Shen wrote:

> >A question : How does the legitimate user find his password?
> >(Sorry for not having followed this thread from the beginning.)
> 
> He uses a remembered secret and some mathematical magic.

Another naive question: Why is the remembered secret not sufficient
(thus doing away with the magic)?

M. K. Shen