I´ve got a JavaCard (SmartMX) with emulated DESFire EV2 and want to get both Uid´s from DESFire and JavaCard. Therefor I´ve found the following APDU command: 0xFF, 0xCA, 0x00, 0x00, 0x00 But only get...

I´ve got the following example: 3D020000000F0000112233445566778899AABBCCDDEEFF - Crc32 Input 280ACDA5 - Crc32 Result But with the following Calculators: sunshine2k and zorc.breitbandkatze I can´t rec...

Please, can someone tell me what I'm doing wrong. I have to AES authenticate my card. The card is Mifare DESFire EV1 4K and the reader is Omnikey 5121. I followed some examples here on Stack but I alw...

We´re struggeling with the decryption of DESFire Data. We´ve authenticated successfully and could decrypt RndA´ which was the same as the RndA we´ve created. Now we try to read an encyphered File from...