Simple file XOR script.
$ python xor.py -h
usage: xor.py [-h] --file FILE_PATH --key XOR_KEY [--suffix SUFFIX]
Save an XOR'd copy of a file.
optional arguments:
-h, --help show this help message and exit
--file FILE_PATH, -f FILE_PATH
Path to the file to be XOR'd.
--key XOR_KEY, -k XOR_KEY
XOR key to apply to the file.
--suffix SUFFIX Optional suffix for the output file.