Python implementation of HC256 cipher.
Not cryptographically secure.
Sample usage:
import hc256
some_key = b"\x01\x02\x03\x04"
some_iv = b"\x01\x02\x03\x04"
data = bytes("Hello", "ascii")
ctx = hc256.HC256(some_key, some_iv)
cipher = ctx.crypt(data)
print(cipher)