[Cryptech Core] ModExp test results

[Basil Dolmatov]

Sounds reasonable... 

dol@ с iPad

27 июня 2015 г., в 18:26, Randy Bush <randy at psg.com> написал(а):

>>                              1024            2048            4096
>> --------------------------------------------------------------------------
>> Old ModExp encrypt            5.837198        35.920986       267.222054
>> Old ModExp decrypt            5.489668        35.583835       268.625344
>> Old CRT decrypt               14.142096       104.246679      802.028670
>> Old keygen/encrypt/decrypt    68.106694       679.259678      6305.303504
>> 
>> SW CRT decrypt                0.359630        0.396882        3.450447
>> SW keygen/encrypt/decrypt     2.406200        15.713556       377.959982
>> 
>> New ModExp encrypt            0.608936        [x] 0.497601    [x]
>> New ModExp decrypt            3.711576        [x] 23.882598   [x]
>> New CRT decrypt               9.749045        [x] 29.750953   [x]
>> New keygen/encrypt/decrypt    67.868772       [x] 512.707423  [x]
> 
> unless the fpga code improves radically, i.e orders of magnitude, yes
> orders plural, we may want to go with software rsa in praha.
> 
> randy
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