Usage: filexor.py <key> <infile> <outfile> filexor.py (-p <padfile>) <infile> <outfile> filexor.py (-h | --help) filexor.py (-v | --version) Options: -h --help Show this screen. -p Use a One-Time-Pad for xor instead of keyed randomness. -v --version Show version.
This file can then be converted back to the original by running this with the same key again, and the outfile as the input.