alert tcp [185.220.101.50,185.220.101.51,185.220.101.52,185.220.101.53,185.220.101.54,185.220.101.55,185.220.101.56,185.220.101.57,185.220.101.58,185.220.101.59] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 47"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520046; rev:6364; metadata:affected_product Any, attack_target Any, deployment Perimeter, tag TOR, signature_severity Informational, created_at 2008_12_01, updated_at 2026_09_01;)