Mifare Classic Offline Cracker on RT-Thread
MFOC is an open source implementation of "offline nested" attack by Nethemba.
https://github.com/nfc-tools/mfoc
This program allow to recover authentication keys from MIFARE Classic card.
Please note MFOC is able to recover keys from target only if it have a known key: default one (hardcoded in MFOC) or custom one (user provided using command line).