alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Privdog Update check"; flow:established,to_server; http.uri; content:"/update.inf"; http.header_names; to_lowercase; content:"|0d 0a|x-ta-clientver|0d 0a|"; fast_pattern; content:"|0d 0a|x-ta-clientos|0d 0a|"; reference:url,blog.hboeck.de/archives/866-PrivDog-wants-to-protect-your-privacy-by-sending-data-home-in-clear-text.html; reference:url,blog.lumension.com/9848/whats-worse-than-superfish-meet-privdog-leaving-users-wide-open-to-attacks/; classtype:policy-violation; sid:2020580; rev:5; metadata:created_at 2015_02_27, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_21;)