Python暴力破解MD5

前言

源代码仅供学习参考，如存在违法行为与本站无关，请自行承担后果和责任

支持16/32位

from hashlib import md5
from itertools import count
import linecache
from time import time

#MD5破解
def decrypt_md5(md5_value,passwd_txt,count,lens):
    md5_value=md5_value.lower()
    for k in range(1,count+1):
        text = get_line(passwd_txt,k)
        f = k / count * 100
        print ("MD5:"+md5_value+" "+"明文:"+text+"     "+str(k)+"/"+str(count)+" "+str(round(f,2))+"%")
        if enmd5(lens,text)==md5_value:
            bool = True
            break
        else:
            bool = False
            continue
    if bool:
        print('\nSuccess: ',md5_value,'=>',text)
    else:
        print('\n\nFailed')
    print('用时:',str(round((time()-start)/1000,2))+'S')

#MD5生成
def enmd5(len,text):
    if len == 32:
        return md5(text.encode()).hexdigest()
    elif len == 16:
        return md5(text.encode()).hexdigest()[8:-8]
#读取行数
def line(passwd_txt):
    with open(passwd_txt,'rb') as f:
        count = 0
        last_data = '\n'
        while True:
            data = f.read(0x400000)
            if not data:
                break
            count += data.count(b'\n')
            last_data = data
        if last_data[-1:] != b'\n':
            count += 1
    return count

#读取指定行数据
def get_line(passwd_txt, nums_line):
    return linecache.getline(passwd_txt, nums_line).strip()

def main():
    md5_value  = str(input("> 输入MD5\n"))
    if len(md5_value)==16:
        lens = 16
    elif len(md5_value)==32:
        lens = 32
    else:
        print('请输入16位或32位的MD5')
        exit()
    passwd_txt = str(input("> 密码字典\n"))
    if passwd_txt == "":
        print('密码字典不能为空')
        exit()
    count = line(passwd_txt)

    decrypt_md5(md5_value,passwd_txt,count,lens)

if __name__ == '__main__':
    start=time()
    main()