手势验证码VAPTCHA是基于人工智能和大数据的次世代人机验证解决方案。独有的验证策略及风控模型组合可彻底杜绝刷票、灌水、撞库等恶意攻击行为。

NET, Java, and PHP Captcha generator. BotDetect is accessible; its source code is available; it works in China; and it does not stalk you around!