OpenPGP smartcard
NIIBE Yutaka
gniibe at fsij.org
Fri Jul 17 07:07:37 CEST 2015
Hello,
On 07/16/2015 06:25 AM, sdvfds sdvsdv wrote:
> I have been trying to find technical specifications for the g10 openpgp
> smartcard without much success so far. Perhaps someone on this list will be
> able to answer my questions?
I answer what I know of.
The specifications and sample code are available from:
http://www.g10code.com/p-card.html
> What is the vendor and model for the crypto chip?
See the page above.
> Is Javacard and/or GlobalPlatform installed?
I don't think so.
> The g10code webpage states that “software on this card is not
> available as free software due to NDAs”.
So, you have visited the page already. Please read the page
carefully. If you needed, please download the documentation and read
it.
> Is there any way to verify that the software has not been tampered?
I'd like to ask you, how do you verify for your smartcard(s), in
general?
> Is card firmware writable after it leaves manufacturing/personalization facility?
I don't think the firmware is writable by a user of OpenPGPcard.
> Is PKCS#15 supported?
If you are speaking of OpenPGPcard, I don't think so.
> Are there any “master keys” stored on the card (OS signing keys, applet keys,
> etc) which end user is unable to alter or reset?
I don't know.
> OpenPGP card specification v2.1 states “Private keys and passwords
> cannot be read from the card with any command or function.” What
> steps have been taken to comply with this?
Umm... you already read it, and still post questions...
Sorry, I don't understand this question of yours. Perhaps, you read
the specification in different way. I think that the specification
just explains there is no command or function defined in the
specification to read out secret data. There is no guarantee for
non-existence of backdoor or vulnerability, by the specification
itself.
I understand that secret data should not be read out from smartcard.
It would be good to ask smartcard manufacturer, too.
--
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