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极验4 语序验证码分析极验4 w

web 2025/7/18 21:44:03

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逆向过程

def url_to_base64(url):# 将 URL 编码为 base64 字符串base64_encoded_data = base64.b64encode(url.encode('utf-8'))base64_message = base64_encoded_data.decode('utf-8')return base64_message
headers = {"Accept": "*/*","Accept-Language": "zh-CN,zh;q=0.9","Cache-Control": "no-cache","Connection": "keep-alive","Sec-Fetch-Dest": "script","Sec-Fetch-Mode": "no-cors","Sec-Fetch-Site": "cross-site","Sec-Fetch-Storage-Access": "active",
}
url = "load"
captcha_id = "cf1850663be9b904bbe2d01cff0ce0eb"
params = {"callback": f"geetest_1744941101247","captcha_id": captcha_id,"challenge": "","client_type": "web","risk_type": "","lang": "zho"
}
response = requests.get(url, headers=headers, cookies=cookies, params=params)data = json.loads(re.findall('{.*}', response.text)[0])
print(data['data'])
lot_number = data["data"]["lot_number"]
captcha_type = data["data"]["captcha_type"]
if captcha_type != 'phrase':sys.exit(0)imgs = data["data"]["imgs"]
with open('../bg.png', 'wb') as fp:fp.write(requests.get(f"{imgs}").content)captcha_mode = data["data"]["captcha_mode"]
pow_detail = data["data"]["pow_detail"]
payload = data["data"]["payload"]
process_token = data["data"]["process_token"]
print(imgs)with open('../bg.png', 'rb') as f:a = base64.b64encode(f.read()).decode()  ## 图片二进制流base64字符串
dictdata = verify(a).split("|")
print(dictdata)
userresponse = []
for i in dictdata:x, y = i.split(',')userresponse.append([x,y])
print(userresponse)
cp = execjs.compile(open('run.js', 'r', encoding='utf-8').read())
print(data['data'])
w = cp.call('getEncrypt', captcha_id, data["data"], userresponse)
print(w)url = "/verify"
params = {"callback": "geetest","captcha_id": captcha_id,"client_type": "web","lot_number": lot_number,"risk_type": "","payload": payload,"process_token": process_token,"payload_protocol": "1","pt": "1","w": w
}
response = requests.get(url, headers=headers, cookies=cookies, params=params)print(response.text)
print(response)