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How to lock the card "Check Card Cryptogram failed"

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powsnugly
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How to lock the card "Check Card Cryptogram failed"

Post by powsnugly » Sat Aug 08, 2020 3:23 pm

I connected some java card using pyApdutool, all action will return "Check Card Cryptogram failed".
What is the status of the card and how can I do that.
Thank you.
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