添加防火墙规则表达式 复制代码即可
第一：恶意流量阻止
操作：托管质询
(cf.threat_score ge 5 and not cf.client.bot) or (not http.request.version in {"HTTP/1.2" "HTTP/2" "HTTP/3" "SPDY/3.1"}) or (not http.user_agent contains "Mozilla/")
第二：放行爬虫（seo）
操作：跳过
(cf.client.bot) or (http.user_agent contains "duckduckgo") or (http.user_agent contains "facebookexternalhit") or (http.user_agent contains "Feedfetcher-Google") or (http.user_agent contains "LinkedInBot") or (http.user_agent contains "Mediapartners-Google") or (http.user_agent contains "msnbot") or (http.user_agent contains "Slackbot") or (http.user_agent contains "TwitterBot") or (http.user_agent contains "ia_archive") or (http.user_agent contains "yahoo")
第三：其他
跳过源站IP、区域或国家阻止
CF的WAF的防火墙规则！
