Research, development and trades concerning the powerful Proxmark3 device.
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Time changes and with it the technology
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It would be easier if you had a larger sampleset to play with.
Hi Dear Mr iceman
have you played with it before?I have some data and thought they are some kind of CRC bits but tried many CRC alogorithm and failed....
Can you give me some hints about the algorithm of printed card number and valid block 0 data? I am grateful...