alert tcp [185.129.62.63,185.129.62.64,185.130.47.58,185.132.53.11,185.132.53.121,185.132.53.150,185.132.53.27,185.132.53.37,185.132.53.45,185.132.53.46] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 31"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520030; rev:6317; metadata:affected_product Any, attack_target Any, deployment Perimeter, tag TOR, signature_severity Informational, created_at 2008_12_01, updated_at 2026_07_16;)