alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY python.urllib User Agent"; flow:established,to_server; http.user_agent; content:"python.urllib/"; nocase; reference:url,docs.python.org/lib/module-urllib.html; classtype:attempted-recon; sid:2002944; rev:9; metadata:created_at 2010_07_30, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_06;)