How to encode mifare card?

I use RFID Reader read mifare card 1k.

I want encode mifare card to protected when card lost.

All people can read id of card and hacker can back and fake id card to steal anything.

And I can't change key A and key B.
Default key always is FFFFFFFFFFFF.

Thank you!!!


  1. r0ysy0301

    Help me. Please..!!!

  2. Thanh Huynh

    Hi r0ysy0301,

    Thanks for visiting AskTester and trust AskTester to ask your question here. However, AskTester community focus more on software testing related questions, I’m afraid that you will have less to no chance to receive good answers from here.

    With that said, I suggest you to try with Google search or ask in another channel and I’ll close this question soon.

    Thank you

  3. Phuoc Nguyen

    Hi r0ysy0301,
    It’s said to tell that I cannot answer your question because it’s not my strength.
    But I think there’re some channels that can help you like :
    I also use them and have many good answers. I hope you will find your expected answers asap.


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