alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"🐾 - ℹ Adobe Acrobat - PDF Reader 📙"; flow:to_server, stateless; threshold:type limit, track by_src,count 1, seconds 86400; tls_sni; content:".adobe.com"; nocase; ja3.hash; content:"ce5f3254611a8c095a3d821d44539877"; reference:url,https://www.adobe.com/acrobat/pdf-reader.html; metadata:created_at 2022_07_13, updated_at 2022_07_13; sid:3300802; rev:1; classtype:misc-activity;)