17 Dec
2003
17 Dec
'03
11:17 p.m.
A Loose Affiliation of Millionaires and Billionaires and Babies says:
I. Public key encryption. C. Not limited to one public encryption scheme.
AFAIK, RSA is the only feasible PK scheme available. There's eliptic curves, of course, but that's patented.
There are plenty of others, like Rabin's scheme, that are quite practical, but just not used because they are all collectively patented. After that patent expires in '97 things may change. Perry