Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed Public Proxy Service Domain (www .89ip .cn in TLS SNI)"; flow:established,to_server; tls.sni; content:"www.89ip.cn"; bsize:11; fast_pattern; classtype:bad-unknown; sid:2044501; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_03_07, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_07, reviewed_at 2023_10_11;)