Change OpenPGP Smartcard PIN retry counter

rodolfosilva2 at tutanota.com rodolfosilva2 at tutanota.com
Wed Nov 19 07:22:20 CET 2025


Thank you.

Any idea on how i can submit these commands to the card?
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Nov 19, 2025, 04:41 by me at chandlerdavis.cc:

>> Is is a ZeitControl V3.4 one 
>>
>
> I couldn’t find a direct answer, but I think the information needed to see if that card supports it is in section 4.4 of the v3.4 spec. 
>
> Specifically, 4.4.3.7 shows where the card reports support for setting the retry count data object C4 via PUT DATA. You can get the extended capabilities flags from the D0 data object.
>
> Best,
> Chandler Davis
>
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