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Is it possible to use pm3 as emulator to detect the key for the authentication of key.
Just use ks2 to recover the keys.
Anyone can help me on this.
Best Regards,
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Is it possible to use pm3 as emulator to detect the key for the authentication of key.
Yes.
Just use ks2 to recover the keys.
No.
You will need the complete transaction (ks0-ks3 libnfc) to decipher the key.
Some light reading (put your maths hat on)...
Practical Attacks on the MIFARE Classic by Wee Hon Tan (wht08)
Reverse-Engineering a Cryptographic RFID Tag by Karsten Nohl, David Evans, Starbug and Henryk Pl¨otz
Wirelessly Pickpocketing a Mifare Classic Card by Flavio D. Garcia, Peter van Rossum, Roel Verdult and Ronny Wichers Schreur
I'm not sure if this helped, I'm not entirely sure I understood you correctly.
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