实验吧-CTF题库-速度爆破

from bs4 import BeautifulSoup
import requests
import hashlib
import re
def get_Flag(content,url,status):

    for i in range(0,100001):
        hashmd5 = hashlib.md5(str(i).encode()).hexdigest()
        hashsha1 = hashlib.sha1(hashmd5.encode()).hexdigest()
        if hashsha1 == content:
            i = int(i)
            post_Content = {'inputNumber': i, 'submit': '%E6%8F%90%E4%BA%A4'}  #如果还有多个参数都构造，中文url编码后的用
            result = status.post(url, data=post_Content)
            print(re.findall(re.compile(r'CTF{.+?}'),result.text))

            break
            
url = 'http://ctf5.shiyanbar.com/ppc/sd.php'
status = requests.session()
html = status.get(url).text
soup = BeautifulSoup(html ,"html.parser")
get_Flag(soup.div.string,url,status)