Reply To: SAM Master key change to PICC type after switch to AV2 mode

Forum MIFARE general topics and applications SAM Master key change to PICC type after switch to AV2 mode Reply To: SAM Master key change to PICC type after switch to AV2 mode

Re: SAM Master key change to PICC type after switch to AV2 mode

28. July 2017 at 9:01
Hi Jesús Manuel,

Sorry for the long delay.

Unfortunately I have bad news for you. If you invalidate the Host Key, you cannot make another key to a Host key without a host authentication. Otherwise it breaks the security of the SAM AV2.

Sorry,
The TapLinx team

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