alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO HTTP Request to a *.pw domain"; flow:established,to_server; http.host; content:".pw"; fast_pattern; endswith; content:!"u.pw"; depth:4; endswith; classtype:misc-activity; sid:2016777; rev:16; metadata:created_at 2013_04_20, confidence High, signature_severity Informational, updated_at 2022_12_01;)