Re: [Opensc-devel] Typical smartcard response times

[Pali R. <pal...@gm...>]

On Sunday 09 February 2020 13:53:46 Ludovic Rousseau wrote:
> Le dim. 9 févr. 2020 à 10:25, Marian Ďurkovič <md...@bt...> a écrit :
> >
> > Hi all,
> 
> Hello,
> 
> > during experiments with Slovak eID cards it became apparent, that every single operation takes > 500 msec.
> >
> > When the eID is not inserted in USB reader, everything works quite fast:
> >
> > time pkcs11-tool --module /Library/OpenSC/lib/pkcs11-spy.so -L
> > Available slots:
> > Slot 0 (0x0): Gemalto PC Twin Reader
> >   (empty)
> >
> > real    0m0.060s
> > user    0m0.007s
> > sys     0m0.009s
> >
> > However, as soon as the eID is inserted, it changes significantly:
> >
> > real    0m2.586s
> > user    0m0.053s
> > sys     0m0.046s
> >
> > Spy library shows, that with inserted eID, every single operation (C_Initialize, C_GetSlotList, C_GetSlotInfo, C_GetTokenInfo) takes > 500 msec. The same happens with official drivers.
> >
> > As a result, the whole procedure to e.g. pull a certificate from this eID takes about 7 seconds...
> >
> > Is this expected behaviour? What are typical response times for other smartcards?
> 
> The speed depends on many factors. One of them is the speed between
> the card and the reader.
> Some cards are faster than others.
> Some readers are faster than others.
> 
> What is the ATR of your cards?

Hello!

In OpenSC project on github is already an open issue for Slovak eID
cards: https://github.com/OpenSC/OpenSC/issues/208

There is also posted ATR of a card.

-- 
Pali Rohár
pal...@gm...