alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"GPL WEB_CLIENT Javascript document.domain attempt"; flow:to_client,established; content:"document.domain|28|"; nocase; reference:bugtraq,5346; reference:cve,2002-0815; classtype:attempted-user; sid:2101840; rev:9; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2010_09_23, deployment Perimeter, confidence Medium, signature_severity Major, tag Web_Client_Attacks, updated_at 2019_07_26;)