Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET POLICY Observed Potential Spyware Domain (app .hubstaff .com) in TLS SNI"; flow:established,to_server; tls.sni; content:"app.hubstaff.com"; bsize:16; classtype:policy-violation; sid:2030248; rev:1; metadata:attack_target Client_Endpoint, created_at 2020_06_03, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_06_03;)