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>From: Jim McGrath <[email protected]>

>The other day someone mentioned that PGP uses a patented algorithm. If this
>is the case, then what is the difference between using it and the also
>patented RSA. From the little reading that I have done, it sounds like RSA is
>a better protocol from the point of view of authentication etc. etc.

PGP does use RSA. Obviously the "little reading" that you have done
has been little indeed.

>So, the question is, apart from the fact that PGP exists, and an RSA
>implementation is not yet available, (to the best of my limited knowledge)
>is there any reason why we shouldn't use it?

There are dozens of RSA implementations available including PGP -- PGP
is, however, the only widely available one with its code in the public