alert tcp [185.100.85.25,185.100.87.136,185.100.87.140,185.100.87.166,185.100.87.174,185.100.87.192,185.100.87.250,185.100.87.41,185.106.102.102,185.11.139.198] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 28"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520027; 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;)