alert tcp [23.137.254.244,23.137.255.85,23.145.40.108,23.151.8.10,23.151.8.88,23.155.8.104,23.191.200.10,23.191.200.100,23.191.200.101,23.191.200.102] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 96"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520095; 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;)