alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING CloudFlare Trace Site"; flow:established,to_server; http.method; content:"GET"; http.host; bsize:18; content:"www.cloudflare.com"; http.uri; bsize:14; content:"/cdn-cgi/trace"; fast_pattern; classtype:trojan-activity; sid:2054229; rev:1; metadata:attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_07_02, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence Low, signature_severity Minor, updated_at 2024_07_02;)