Chameleon Ultra Dictionary - ^new^ Jun 2026

The process of copying the data from a physical RFID tag onto the Chameleon Ultra. Depending on the card technology (e.g., HID iClass, MIFARE), this may require extracting cryptographic keys first.

The Chameleon Ultra Dictionary is a feature within the lab401.com RFID/NFC tool that tests common encryption keys to unlock secure smart cards for cloning or emulation. This open-source, dual-frequency device supports automatic dictionary attacks, MFKEY32 v2, and Hardnested algorithms to recover keys for MIFARE Classic and other systems. For details on the device's capabilities, visit Lab401. Chameleon Ultra - Lab401 Chameleon Ultra Dictionary -