Rule History

alert tcp $EXTERNAL_NET 5050 <> $HOME_NET any (msg:"ET DELETED Yahoo Chat Activity Inside Webmail (2)"; flow:established,to_server; content:"<Ymsg Command=|22|"; depth:15; nocase; reference:url,yahoo.com; classtype:policy-violation; sid:2007069; rev:3; metadata:created_at 2010_07_30, signature_severity Unknown, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)