[Gnuk-users] Storing Certification Key on Gnuk?

[Jonathan Schleifer]

Am 16.02.2015 um 01:46 schrieb NIIBE Yutaka <gniibe at fsij.org>:

> On 02/16/2015 02:55 AM, Jonathan Schleifer wrote:
>> However, the Gnuk only offers me to store a signing key (which is a
>> separate subkey for me and not the main key), an encryption key and
>> an authentication key.
> 
> That's the limitation of OpenPGPcard specification.  Only three
> specific keys.

Could way maybe somehow work around this by extending it?

> We have a physical hardware limit of 20KiB RAM of STM32F103, and I
> think that it's the main factor for Gnuk.  When all three keys are
> loaded into RAM, memory pressure is high.

Wait, the keys are constantly kept in RAM? Is that really necessary?

--
Jonathan