PN532 vs PN532Killer

In the realm of smart cards and wireless communications, PN532 and PN532Killer are two products that garner significant attention. They differ in features and capabilities when it comes to handling RFID and NFC communications. This article provides a detailed comparison of these two devices to aid users in making an informed choice. Main Chip • […]

How to fix connection failed on UHF Reader

What cause the connection failed on UHF Reader Program How to install the driver for UHF Reader? Baud Rate Issues in UHF Reader There are 2 module in UHF Reader, one is an adaptive baud rate serial communication module and another one is UHF module. The default baud rate between serial module and UHF module […]

How to solve Serial Communication Error on Piswords UHF Reader

While using the Piswords UHF Reader with the provided software UHFReader09demo_en on their website, it always show Serial Communcation Error like the screenshot below. We’ve done a lot of testing, such as reboot the laptop, reinstall the latest CP210X driver, try the program in another language version but no luck. And after checking with our […]

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), […]

How to fix soft-bricked Magic Tag?

What is the soft-bricked Magic Tag? The soft-bricked means the magic card is set with the wrong configuration and cannot be identified or detected by the readers or the NFC on the phone. And it still can be fixed.  What may result in soft-brick? Which soft-brickeded Magic tag can be fixed? How to fix soft-brick […]

How to change the UID of Gen1A Magic Card with ChameleonUltra

Requirement Software Steps on Official Clients Steps on MTools Lite App Before proceeding with the following actions, please ensure that you have connected the ChameleonUltra device using MTools Lite’s Bluetooth connection feature. With Chameleon CLI With UID Changer This premium feature enables you to effortlessly change the UID of your Gen1A Magic Card with just […]

How to Flash the Firmware of ChameleonUltra/ChameleonLite via Bluetooth

ChameleonUltra and ChameleonLite both support DFU Mode – Device Firmware Upgrade Mode. Based on NRF52840 chip, they can be operated with Both USB and bluetooth connection. Here’s a simple tutorial for upgrade th firmware of ChameleonUltra with only Bluetooth. MTools BLE MTools BLE App has supported upgrading the firmware of ChameleonUltra and ChameleonLite. Preparation With […]

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 […]