INTRODUCTION Need to make perfect clones of MIFARE Classic® 1K 7-Byte UID cards and tags ? Our UID Modifiable "Magic" MIFARE Classic® Compatible 1K Direct Write tags are what you need. Our UID Modifiable "Magic" MIFARE Classic® Compatible 1K Direct Write tags are designed for users who need to create perfect clones with changeable UIDs. These tags offer reliable performance and compatibility with all major RFID tools and platforms. Technical Specifications Feature Information Notes Chipset MIFARE Classic® Compatible Memory Size 1K UID Size 7 Byte UID Modifiable ✔️ Multiple times Chip Generation Gen 2 Chipset Generation Guide Write Method DirectWrite 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 Premium Hands on: See the card in action 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 modifiying 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 Live Demonstration 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 force --cl3 skip --rats skip Hf mf wrbl --blk 0 -k FFFFFFFFFFFF -d 04112233445566084400626364656667 --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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