Current command:
lf em 4x50 chk --help
Run dictionary key recovery against EM4x50 card. usage: lf em 4x50 chk [-h] [-f <fn>] options: -h, --help This help -f, --file <fn> specify dictionary filename examples/notes: lf em 4x50 chk -> uses T55xx default dictionary lf em 4x50 chk -f my.dic