Hi,
I have made some tests of ElGamal encryption in Python (with some
nontrivial amount of help from Martin thanks)
First test was in bare Python, here an encryption took
time for 1 enc time for 4*10^6 enc
Python : 0,002980 sec : approx. 3 hours and 20 min
GMPY : 0,000535 sec : 35 min and 40 sec
All the timing is made on my elderly office machine.
Another possiblity I have not tested yet is to use the Dan Bernstein
implementation of encryption based on elliptic curves. I guess that
we can get some more speed from there.
However I think that 35 min is worth waiting for and that we can get
further speed up using a better implementation, and using state-of
the art machines.
--
Janus
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