TCNGV RFID CUID UID GEN2 CARD Modify UID Changeable NFC MF 1k s50 card Block0 13.56MHz Tag Access Card Support Android MCT

Require special writer such as ACR122U, iCopy3/5, Proxmark 3, PM3/5.

 

Youtube Guide How to Write CUID using NFC Android Mifare Classic Tool

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The product is as follows:

1, UID card block 0 (UID's block) can be changed arbitrarily.

2, card of the default password for 12 F, FFFFFFFFFFFF.

3, support android phone NFC change UID.

 

Type of Cards:

1. M1 card: Ordinary IC card, sector 0 cannot be modified, other sectors can be erased and written repeatedly,

2. UID card: Ordinary copy card, can repeatedly erase and write all sectors, and it will all fail when encountering firewall;

3. CUID card: Upgraded copy card, the system that shields the UID copy card can use CUID instead of UID, with a passing rate of 70%. All sectors can be repeatedly erased;

4. FUID: Advanced copy card, used when CUID copy is useless, 0 sector can only write one times, write once to become M1 card, 100% copy is successful, after writing, you can repeatedly erase and write except 0 sectors

5. UFUID card: Advanced copy card, we understand it as a composite card of UID and FUID, it needs

Card sealing operation, after sealing the card, it becomes an M1 card, and the unsealed card is a UID card.

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