def cmd_xor(k, i, o):
"""XOR cipher.
Note: XOR is not a 'secure cipher'. If you need strong crypto you must use
algorithms like AES. You can use habu.fernet for that.
Example:
\b
$ habu.xor -k mysecretkey -i /bin/ls > xored
$ habu.xor -k mysecretkey -i xored > uxored
$ sha1sum /bin/ls uxored
$ 6fcf930fcee1395a1c95f87dd38413e02deff4bb /bin/ls
$ 6fcf930fcee1395a1c95f87dd38413e02deff4bb uxored
"""
o.write(xor(i.read(), k.encode()))
def cmd_xor(k, i, o):
"""XOR cipher.
Note: XOR is not a 'secure cipher'. If you need strong crypto you must use
algorithms like AES. You can use habu.fernet for that.
Example:
\b
$ habu.xor -k mysecretkey -i /bin/ls > xored
$ habu.xor -k mysecretkey -i xored > uxored
$ sha1sum /bin/ls uxored
$ 6fcf930fcee1395a1c95f87dd38413e02deff4bb /bin/ls
$ 6fcf930fcee1395a1c95f87dd38413e02deff4bb uxored
"""
o.write(xor(i.read(), k.encode()))
def test_xor():
text = b'text to encrypt'
encrypted = xor(text)
assert text == xor(encrypted)
def test_xor_w_key():
text = b'text to encrypt'
key = b'secret'
encrypted = xor(text, key)
assert text == xor(encrypted, key)
def cmd_xor(k, i, o):
"""XOR cipher"""
o.write(xor(i.read(), k.encode()))