alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET POLICY IP Geo Location Request"; flow:to_server,established; content:"/geo/txt/city.php"; http_uri; flowbits:set,ETPRO.IP.geo.loc; reference:md5,0e2c46dc89dceb14e7add66cbfe8a2f8; classtype:policy-violation; sid:2014264; rev:6; metadata:created_at 2012_01_19, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)