alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"🐾 - ℹ GNOME 👣 GUI - Linux System 🐧"; flow:to_server, stateless; threshold:type limit, track by_src,count 1, seconds 86400; tls_sni; content:"extensions.gnome.org"; nocase; ja3.hash; content:"8d9f7747675e24454cd9b7ed35c58707"; reference:url,https://www.gnome.org/; metadata:created_at 2022_02_13, updated_at 2022_06_15; sid:3300785; rev:2; classtype:misc-activity;)