Chameleon Ultra Dictionary -

A technique used to recover keys from encrypted MIFARE tags by analyzing communication [10].

The "Ultra" in its name refers to the depth of its database—over 3 million lexical entries, including slang, technical jargon, and regional dialects—while "Chameleon" refers to its ability to change color (meaning) to match its environment (context). Chameleon Ultra Dictionary -

of how to format and import a custom dictionary into your device? chameleonultragui · RfidResearchGroup/ChameleonUltra Wiki A technique used to recover keys from encrypted