alert tcp [185.220.100.246,185.220.100.247,185.220.100.248,185.220.100.249,185.220.100.250,185.220.100.251,185.220.100.252,185.220.100.253,185.220.100.254,185.220.100.255] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 34"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520033; 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;)