python与sqlite3实现解密chrome cookie实例代码

#coding=utf-8 import os import sqlite3  #import keyring from Crypto.Cipher import AES from Crypto.Protocol.KDF import PBKDF2  #for mac #my_pass = keyring.get_password('Chrome Safe Storage', 'Chrome') #my_pass = my_pass.encode('utf8') #iterations = 1003 #cookie_file = os.path.expanduser('~/Library/Application Support/Google/Chrome/Default/Cookies')  #for linux my_pass = 'peanuts'.encode('utf8') iterations = 1 cookie_file = 'Cookies'  salt = b'saltysalt' length = 16 iv = b' ' * length     def expand_str(token):   token_len = len(token)   expand_len = (token_len // length + 1) * length - token_len   return token.encode('ascii') + b'/x0c' * expand_len   def aes_encrypt(token):   key = PBKDF2(my_pass, salt, length, iterations)   cipher = AES.new(key, AES.MODE_CBC, IV=iv)   enc_token = cipher.encrypt(token)   return b'v10' + enc_token   def aes_decrypt(token):   key = PBKDF2(my_pass, salt, length, iterations)   cipher = AES.new(key, AES.MODE_CBC, IV=iv)   dec_token = cipher.decrypt(token)   return dec_token   def query_cookies():   with sqlite3.connect(cookie_file) as conn:     sql = "select host_key, name, encrypted_value from cookies where name = 'jzysYonghu'"     #sql = "select * from cookies"     result = conn.execute(sql).fetchall()   return result   def write_cookies(enc_token):   with sqlite3.connect(cookie_file) as conn:     b = sqlite3.Binary(enc_token)     sql = """update cookies set encrypted_value = ? where name = 'remember_token'"""      conn.execute(sql, (b, ))  def change_user(token):   write_cookies(ase_encrypt(expand_str(token)))  if __name__ == '__main__':   data = query_cookies()[0][2]   print(data)   print(len(data))   print(aes_decrypt(data[3:]))