alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Linkedin Phishing Landing 2018-08-30"; flow:established,to_client; file_data; content:"<title>Sign In|20 7c 20|LinkedIn"; nocase; content:"<form id=|22|form1|22 20|name=|22|form1|22 20|method=|22|post|22 20|action=|22|login.php|22|>"; nocase; distance:0; fast_pattern; classtype:social-engineering; sid:2026059; rev:1; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_08_30, deployment Perimeter, confidence Medium, signature_severity Minor, tag Phishing, updated_at 2019_07_26;)