i am looking for APDU to find UID of contact less ISO 14443 smart card and how to use it to print in Linux terminal. Problem is that i found many people talking about it, but there is no solution. Can anyone help is this regard??? Thanks
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问题:
回答1:
See the other answer, it is likely that most readers do support the pass through to the card reader by now.
Nobody can help as the UID is specified in the ISO 14443 T=CL transport protocol while APDU's are specified in the ISO 7816 application layer protocol.
So you need access to a lower level API for your contactless reader. PCSC will not suffice (unless there has been a pass through implemented for the specific reader that returns the UID).
回答2:
"Get Data Command" is defined in PCSC 3 v2. If your driver is PCSC v2 compliant, you can get UID using it:
Class = 0xFF INS = 0xCA P1 = 0x00 P2 = 0x00 Le = 0x00 (return full length: ISO14443A single 4 bytes, double 7 bytes, triple 10 bytes, for ISO14443B 4 bytes PUPI, for 15693 8 bytes UID)
Returned value is:
Data+SW1SW2