how slow are 4Kbit RSA keys? [was: Re: multiple keys vs multiple identities]

Jameson Rollins jrollins at
Mon Sep 27 16:55:26 CEST 2010

On Mon, 27 Sep 2010 16:28:07 +0200, Vjaceslavs Klimovs <vklimovs at> wrote:
> 2048 bit keys are suitable - it's "user+sys" what matters in this case,
> but not "real" by all means, as that includes waiting for passphrase
> input too.

I think this is really a UI issue, in which case "real" is what you
really care about.

An operation that takes >1s is annoying if it needs to be done
frequently, but I'm not sure the operations we're talking about here
really ones that are done that frequently.

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