On 12/12/2014 10:29 PM, Yuji -UG- Imai wrote: > You mean 1.3 sec for RSA-4096 not RSA-2048, right? It is the number for RSA-2048. I don't use RSA-4096 in general. Well, RSA-4096 can't be possible to be computed in 1.3 sec. It is the number of RSA-2048. In the configuration of forthcoming 1.1.4, it takes around 8.2 second for RSA-4096 signing. --