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Unknown key version - card locked after desfire test #115
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I'm guessing the PICC didn't have a good connection to the PCD during the test and that it didn't get formatted back to normal afterward. I'm guessing the key in question is the master PICC key? Casually looking over the sources for the tests, it isn't immediately clear to me how any key could be set with a version of 0xC0. There should be a limited number of possibilities for what the actual key is. You may be able to try resetting the card using the new
Hopefully one of those commands gets you unstuck. |
Dear,
we have been running DESFIRE test from tests, testing all the commmands and somewhere we created some error on the card.
Now the key version returns C0, which is unknown. 2 Cards are having same issue (EV1)
What is C0? and how to overcome it ?
With kind regards,
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