利用 Cloudflare WAF 规则阻断来自中国大陆的浏览器访问。

admin

## Cloudflare WAF免费计划可添加5条自定义规则，以下提供屏蔽国内浏览器的规则：
```
(http.user_agent contains "115Browser") or (http.user_agent contains "2345chrome") or (http.user_agent contains "2345Explorer") or (http.user_agent contains "360EE") or (http.user_agent contains "360SE") or (http.user_agent contains "AliApp") or (http.user_agent contains "Baidu") or (http.user_agent contains "BaiduHD") or (http.user_agent contains "baidubrowser") or (http.user_agent contains "baiduboxapp") or (http.user_agent contains "baidu") or (http.user_agent contains "BIDUBrowser") or (http.user_agent contains "com.douban.frodo") or (http.user_agent contains "DingTalk") or (http.user_agent contains "HarmonyOS") or (http.user_agent contains "HUAWEI") or (http.user_agent contains "HuaweiBrowser") or (http.user_agent contains "huawei") or (http.user_agent contains "IqiyiApp") or (http.user_agent contains "LBBROWSER") or (http.user_agent contains "LieBaoFast") or (http.user_agent contains "Mb2345Browser") or (http.user_agent contains "MetaSr") or (http.user_agent contains "MicroMessenger") or (http.user_agent contains "MiuiBrowser") or (http.user_agent contains "MZBrowser") or (http.user_agent contains "OppoBrowser") or (http.user_agent contains "QHBrowser") or (http.user_agent contains "QihooBrowser") or (http.user_agent contains "QQ") or (http.user_agent contains "QQBrowser") or (http.user_agent contains "Quark") or (http.user_agent contains "SNEBUY-APP") or (http.user_agent contains "Sogou") or (http.user_agent contains "SP-engine") or (http.user_agent contains "TheWorld") or (http.user_agent contains "UC") or (http.user_agent contains "UCBrowser") or (http.user_agent contains "UCWEB") or (http.user_agent contains "UBrowser") or (http.user_agent contains "VivoBrowser") or (http.user_agent contains "WeChat") or (http.user_agent contains "Weibo") or (http.user_agent contains "Weixin") or (http.user_agent contains "wxwork")
```
规则已按首字母顺序排序，涵盖了大部分常见的国内浏览器。如有遗漏欢迎补充。
**使用方法：**
1. 进入Cloudflare Dashboard，选择托管的域名。
2. 点击左侧Security → WAF → Custom rules → Create rule。
3. 在Expression preview右侧的Edit expression中粘贴以上规则。
**注意：** Cloudflare WAF规则区分大小写。