return return_value
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="Generate a rainbow table")
parser.add_argument("-s", "--size", required=True, nargs=1, help="Size of the alphabet")
parser.add_argument("-a", "--alphabet", required=True, nargs=1, help="Alphabet")
parser.add_argument("-o", "--output", required=True, nargs=1, help="Rainbow table file")
args = parser.parse_args()
alphabet_size = int(args.size[0])
alphabet = parse_alphabet(args.alphabet[0])
print(alphabet)
with open(args.output[0], "w") as file_out:
print("0/%s" % alphabet_size)
for i in range(alphabet_size):
start_time = time.time()
for c in itertools.product(alphabet, repeat=(i+1)):
word = ''.join(c)
file_out.write("%s " % word)
for j in range(1000):
hash_string = hash_utilities.reduce(hash_utilities.hash(word))
file_out.write("%s\n" % hash_string)
print("%s/%s [ %s ]" % (i+1, alphabet_size, time.time() - start_time))
def success(value):
print("%s => %s" % (input_hash, value))
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="Crack a hash using a rainbow table")
parser.add_argument("hash", nargs=1, help="Hash to crack")
parser.add_argument("-i", "--input", nargs=1, help="Rainbow table file")
args = parser.parse_args()
input_hash = args.hash[0]
rainbow_table = {}
with open(args.input[0]) as f:
for line in f:
plain, hashed = line.split(" ")
rainbow_table[hash_utilities.reduce(hashed.strip())] = plain
if input_hash in rainbow_table.keys():
success(rainbow_table[input_hash])
else:
word = input_hash
for i in range(1000):
word = hash_utilities.reduce(word)
if word in rainbow_table.keys():
success(rainbow_table[word])
break
else:
word = hash_utilities.hash(word)