key length for smart card key generation

Branko Majic branko at
Fri Mar 1 13:10:54 CET 2013

On Fri, 01 Mar 2013 09:20:10 +0100
Niels Laukens <niels at> wrote:

> On 2013-03-01 02:08, Josef Schneider wrote:
> > On Thu, Feb 28, 2013 at 10:34 PM, Peter Lebbing
> > <peter at> wrote:
> >> On 27/02/13 22:58, Anonymous wrote:
> >>> So I should be able to import the key...but not use it unless it
> >>> is 3072 bits or less?
> >>
> >> If we're all talking about RSA here, I think so.
> > 
> > Using an 4096 bit RSA key _should_ work if you compile the current
> > source from the git repository and then _should_ work with 2.0.20
> > once that is out!
> I've imported a 4096bit RSA key, and can use it without any problem on
> 2.0.18.

That's excellent thing! I was hoping to find a smart-card that could
work with 4096-bit RSA keys in order to use it as a small poor man's CA
"HSM" (better than storing it in soft key).

Now to see if there's any way of using the OpenPGP card through
PKCS#11 :)

Branko Majic
Jabber: branko at
Please use only Free formats when sending attachments to me.

Бранко Мајић
Џабер: branko at
Молим вас да додатке шаљете искључиво у слободним форматима.
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