Problems with 4096 keys on 2.1 card

Werner Koch wk at
Tue Jan 26 10:31:52 CET 2016

On Tue, 26 Jan 2016 02:06, gniibe at said:

> Looking the device info, both of SCR335 and SCR3500 work with TPDU
> level exchange.  Thus, I believe that both works well for RSA-4096
> keys.

Older SCR335 (version < 5.14) have a bug in the USB stack - they do not
work reliable with PCSCD but they work with GnuPG's internal driver (I
developed the smartcard and driver code using such old SCR335 and added
a workaround).



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