alert tcp [185.220.101.45,185.220.101.46,185.220.101.47,185.220.101.48,185.220.101.49,185.220.101.5,185.220.101.50,185.220.101.51,185.220.101.52,185.220.101.53] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 44"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520043; rev:6266; metadata:affected_product Any, attack_target Any, deployment Perimeter, tag TOR, signature_severity Informational, created_at 2008_12_01, updated_at 2026_05_26;)