alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"🐾 - 🚨 Pidgin 💬 ➡ external connection"; flow:to_server, stateless; threshold:type limit, track by_src,count 1, seconds 86400; http.user_agent; content:"Purple/"; fast_pattern; nocase; content:"Sipe/"; nocase; reference:url,https://www.pidgin.im; metadata:created_at 2021_07_14, updated_at 2023_10_30; sid:3300078; rev:6; classtype:policy-violation;)