[Gnuk-users] RSA computation

Yuji -UG- Imai ug at xcast.jp
Fri Dec 12 13:29:05 UTC 2014


Yutaka, let me know clearly.

You mean 1.3 sec for RSA-4096 not RSA-2048, right?
I want to show the number in a lightning talk of BSD user group meeting,
tommorow.

Regards,

Yuji

I tried GCC 4.9 and compiled bignum.o with -O3 (and no -Os).  Then,
> RSA sign takes something around 1.3 second.  Very good.
>
> It is known that compiling with -O3 (and no -Os) causes failure of
> Chopstx.  I also tried rsa.o with -O3 (and no -Os), and it caused a
> failure of key generation.
>
> So, I only enable -O3 option for bignum.o.  Other objects are compiled
> with -O3 -Os.
> --
>
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