Category Archives: Chameleon

How to use mfkey32 on ChameleonUltra devices

What’s mfkey32? MFKey32 is a technique used against Mifare Classic cards to retrieve sector data without the proper key by exploiting weaknesses in its Crypto1 encryption. It involves capturing data from card-reader interactions during two authentication attempts, then leveraging the MFKey32 algorithm to reverse-engineer the key used by the reader, ultimately revealing the original state […]

Chameleon & MTools BLE Review by RED TEAM

In the Christmas of 2023, the new version of MTools BLE released with the Magic cards reading and writing function on Chameleon Ultra. And our dev Wilson post it as the Christmas gift for everyone on twitter. Christmas gift for everyone 🎄MTools BLE supports fully and partially formatting and writing sectors on Ordinary Mifare Classic, […]

Unleashing the Power of Chameleon Ultra through MTools BLE App

A new wave of tech innovation was ushered in with the introduction of the Chameleon Ultra in 2023. Its ease of use, versatility of features, and compatibility with the MTools BLE App has been a game-changer, making it easier than ever to write on a myriad of cards, including Mifare Classic, gen1A (Chinese Magic card), […]

What’re the Differences Between Chameleon Ultra & Chamele0n Ultra

Brand Owner The ChameleonUltra Repository was open-sourced by RRG – RFID Research Group. And they started the Kickstarter campaign in 2023. The trademark Chameleon Ultra is registered by the RRG team. Manufacturer Primarily the Manufacturer of ChameleonUltra devices is made in the JLC factory. The Chamele0nUltra devices are not made by the JLC factory because the precision […]

Chameleon Ultra CLI Tutorial by Iceman

Here’s a latest video made by Iceman to show how to download, compile and run the commands line interface for Chameleon Ultra device. Chameleon Ultra Repository https://github.com/RfidResearchGroup/ChameleonUltra Iceman Github Link https://github.com/iceman1001