#!/usr/bin/env python
# -*- coding:utf-8 -*-
#script:decode.py
import hashlib

def decode(msg, key):
    msg = msg.decode('rot13').decode('base64')
    token = hashlib.md5(key).digest()
    res = ""
    password = "0ops Capture The Flag"

    for c in msg:
        #print ord(c)
        n = ord(c) ^ 0xde ^ 0xad ^ 0xbe ^ 0xef
        for i in xrange(16):
            n ^= ord(password[i]) ^ ord(token[i])
        res += chr(n)
        token = hashlib.md5(c).digest()
    return res

if __name__ == "__main__":
    print "Johncode ans: ",decode("eaxRa8RO8gyXLs/5lZO2jUk32bGGN9DoA5hi1MBswPnWw28pk2f=","test")

#!/usr/bin/env python
# -*- coding:utf-8 -*-
#script:dict.py

little = "abcdefghijklmnopqrstuvwxyz"
hash = 'e79dc003a53edc551c5ef8364e97b2e2'

def is_hash(word):
    import hashlib
    m = hashlib.md5()
    m.update(word+"0ops!^_^")
    t_hash = m.hexdigest()
    if t_hash == hash:
        print "md5( " + word + "0ops!^_^ ) = " + hash

def r_list(filename):
    fb = open(filename, "r")
    for w in fb.readlines():
        is_hash(w[:-1])

def attack():
    l_word = [ a+b+c+d for a in little for b in little for c in little for d in little ]
    map(lambda s: is_hash(s), l_word)

if __name__ == '__main__':
    #r_list("word.txt")
    attack()