alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET POLICY Pastebin-style Service (paste .ee) in TLS SNI"; flow:established,to_server; tls.sni; content:"paste.ee"; bsize:8; fast_pattern; classtype:policy-violation; sid:2034978; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_01_26, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_01_26;)