Python MD5破解器改进

import hashlib
import itertools
import string

def md5_hash(text):
    return hashlib.md5(text.encode()).hexdigest()

def brute_force_md5(target_hash, max_length):
    chars = string.ascii_lowercase + string.digits
    for length in range(1, max_length + 1):
        for guess in itertools.product(chars, repeat=length):
            guess = ''.join(guess)
            if md5_hash(guess) == target_hash:
                return guess
    return None

if __name__ == "__main__":
    target_hash = "5d41402abc4b2a76b9719d911017c592"  # "hello" 的 MD5 哈希值
    max_length = 5
    result = brute_force_md5(target_hash, max_length)
    if result:
        print(f"Found: {result}")
    else:
        print("Not found")

import hashlib
import itertools
import string
import threading
from queue import Queue

def md5_hash(text):
    return hashlib.md5(text.encode()).hexdigest()

def worker(target_hash, max_length, queue, result):
    while not queue.empty():
        guess = queue.get()
        if md5_hash(guess) == target_hash:
            result.append(guess)
            break
        queue.task_done()

def brute_force_md5(target_hash, max_length, num_threads=4):
    chars = string.ascii_lowercase + string.digits
    queue = Queue()
    result = []

    # 将所有可能的组合放入队列
    for length in range(1, max_length + 1):
        for guess in itertools.product(chars, repeat=length):
            queue.put(''.join(guess))

    # 创建并启动线程
    threads = []
    for _ in range(num_threads):
        thread = threading.Thread(target=worker, args=(target_hash, max_length, queue, result))
        thread.start()
        threads.append(thread)

    # 等待所有任务完成
    queue.join()

    # 等待所有线程完成
    for thread in threads:
        thread.join()

    return result[0] if result else None

if __name__ == "__main__":
    target_hash = "5d41402abc4b2a76b9719d911017c592"  # "hello" 的 MD5 哈希值
    max_length = 5
    num_threads = 8
    result = brute_force_md5(target_hash, max_length, num_threads)
    if result:
        print(f"Found: {result}")
    else:
        print("Not found")