alert tcp [204.8.96.114,204.8.96.115,204.8.96.116,204.8.96.117,204.8.96.118,204.8.96.119,204.8.96.120,204.8.96.121,204.8.96.122,204.8.96.123] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 72"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520071; rev:6316; metadata:affected_product Any, attack_target Any, deployment Perimeter, tag TOR, signature_severity Informational, created_at 2008_12_01, updated_at 2026_07_15;)