Reply To: SAM_ChangeKeyEntry error switching a virgin MIFARE SAM AV2 from AV1 to AV2 Mode

[Bruno Vonlanthen]

Hi,

I have similar Problem with virgin SAM AV2

i want to make the Change key entries to Transport values in AV1 mode (AN1823)
and the result of ChangeKeyEntry is 67 00


SAM_GetVersion
TX: 80 60 00 00 00 00
RX: 04 01 01 03 02 28 01 04 01 01 03 02 28 01 04 31 27 8A 5F 4F 80 98 46 69 00 00 05 09 10 00 A1 - 90 00

SAM_GetKeyEntry
TX: 80 64 00 00 00 00
RX: 00 00 00 00 00 00 00 00 00 FF 00 00 - 90 00

SAM_AuthenticateHost (TDEA)
TX: 80 A4 00 00 02 00 00 00
RX: 80 31 90 40 41 9E 15 4D - 90 AF

SAM_AuthenticateHost (TDEA)
TX: 80 A4 00 00 10 A3 F5 91 F7 AB 88 24 43 D7 49 A1 3F 36 0F B1 17 00
RX: BF DA 8B BE 9C 4F 0A 0F - 90 00

SAM_ChangeKeyEntry (TDEA)
TX: 80 C1 00 FF 40 xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx 00
RX: 67 00

some idea?

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