zip password cracker.py

#!/usr/bin/env python
import zipfile
from itertools import product

filename = 'certs-20190403.zip'

pwd_len = 6

from string import digits, ascii_uppercase, ascii_lowercase

chars = digits + ascii_uppercase + ascii_lowercase + '_'
print('Character set: %s' % chars)

fp = zipfile.ZipFile(filename)

passwords = product(chars, repeat=pwd_len)

total = len(list(passwords))
print('Begin, %s passwords to try ...' % total)

n=0

for password in product(chars, repeat=pwd_len):
    password = ''.join(password)
    if not n % 1000:
        print('%s - %s of %s (%s%% complete)' % (password, n, total, round(float(n)/total*100, 2)))
    try:
        fp.extractall(pwd=password)
        raise Exception('FOUND %s' % password)
    except RuntimeError:
        pass
    n += 1

print('Finished - no password for you')