Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Fake Windows Security Warning - Alert"; flow:established,to_client; file_data; content:"<title>WARNING - SECURITY ALERT</title>"; classtype:trojan-activity; sid:2020710; rev:3; metadata:created_at 2015_03_19, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_08_16;)