crack.py

import hashlib

def sha256(s):
    return hashlib.sha256(s.encode()).hexdigest()

def main():
    h = input('Enter hashed password: ')
    s = 'a'

    while s != 'zzz':
        s = list(s)
        i = len(s)-1

        while i>=0 and s[i] == 'z':
            s[i] = 'a'
            i -= 1
        if i<0:
            s.insert(0,'a')
        else:
            s[i] = chr(ord(s[i])+1)

        s = ''.join(s)
        #print(s)

        if sha256(s) == h:
            print(f'The password is: {s}')
            return

main()