alert tcp [192.42.116.112,192.42.116.113,192.42.116.114,192.42.116.115,192.42.116.116,192.42.116.117,192.42.116.118,192.42.116.12,192.42.116.13,192.42.116.14] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 55"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520054; 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;)