[47145] in Cypherpunks
RSA accellerators on ISA/PCI cards?
daemon@ATHENA.MIT.EDU (Simon Spero)
Sat Jan 13 16:18:22 1996
Date: Sat, 13 Jan 1996 13:00:55 -0800 (PST)
From: Simon Spero <ses@tipper.oit.unc.edu>
To: cypherpunks@toad.com
Does anybody have any recommendations for a good RSA accellerator
available on an ISA/PCI card? I'm looking for something that can be used
with numerous public/private keys, though the ability to have one
tamperproof key would be a bonus.
Thanks
Simon
----
(defun modexpt (x y n) "computes (x^y) mod n"
(cond ((= y 0) 1) ((= y 1) (mod x n))
((evenp y) (mod (expt (modexpt x (/ y 2) n) 2) n))
(t (mod (* x (modexpt x (1- y) n)) n))))
