INTRODUCTION Need to make perfect clones of MIFARE Classic® Compatible 1K cards and tags ? Our UID Modifiable "Magic" MIFARE Classic® Compatible 1k Direct Write tags are what you need. Technical Specifications Feature Information Notes Chipset MIFARE Classic® Compatible Memory Size 1K UID Size 4 Byte UID Modifiable ✔️ Multiple times Chip Generation Gen 2 Chipset Generation Guide Packaging 1 Card Write Capabilities UID Modifiable Unlock Required DirectWrite / Block 0 One Time Write Notes ✔️ ✔️ Device Compatibility Compatibility UID R/W Config Notes Flipper Zero ✔️ ✔️ ✔️ Proxmark / iCopy-X ✔️ ✔️ ✔️ Android & iOS ✔️ ✔️ ✔️ MTools recommended LibNFC ✔️ ✔️ ✔️ ChameleonUltra ✔️ ✔️ Requires MTools Hands on: See the card in action The MIFARE Classic® Compatible 1K UID Changeable via Direct Write card is compatible with several tools: LibNFC - change UID To update the UID of the badge, simply write the dump contents to the badge. nfc-mfclassic w a u /tmp/1K.dmp Proxmark - change UID To update the UID of the badge, simply write the dump contents to the badge. When using wrbl - you are directly modifying the card's configuration. Ensure that all data is correct including BCC - otherwise you will brick your card. hf mf wrbl --blk 0 -k FFFFFFFFFFFF -d 11223344440804006263646566676869 # Where 11223344 is the UID, 08 is the BCC Unbricking "Soft-bricking" refers to when a magic card has been configured in a way that prevents it from being detected. Ways of soft-bricking tags include: Incorrect BCC Incorrect SAK Incorrect ATQA Incorrect ATS Incorrect ACL (Access Control) Values Some "soft-brick" situations can be resolved with special commands. If your MIFARE Classic® Compatible 1K UID Modifiable is "soft-bricked", you can try recovering it with the following methods: With Proxmark / iCopy-X hf 14a config --atqa force --bcc ignore --cl2 skip --rats skip # for 1k hf mf wrbl --blk 0 -k FFFFFFFFFFFF -d 11223344440804006263646566676869 --force hf 14a config --std hf 14a reader Via external reader/writer and MTOOLS Select the "UID Changer" function in MTools, select "bricked" and run the task IMPORTANT: Lab401 cannot provide refunds under any circumstances for cards that were 'bricked' due to incorrect configurations.
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