Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed Pastebin-style Service Domain (pasteio .com in TLS SNI)"; flow:established,to_server; tls.sni; content:"pasteio.com"; bsize:11; fast_pattern; classtype:misc-activity; sid:2038529; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_08_16, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_16;)