alert http any any -> $HOME_NET any (msg:"ET INFO Python BaseHTTP ServerBanner"; flow:established,to_client; http.server; content:"BaseHTTP/"; fast_pattern; startswith; content:"Python/"; distance:0; reference:url,wiki.python.org/moin/BaseHttpServer; classtype:misc-activity; sid:2034635; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_12_08, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_04_14;)