alert tcp [45.84.107.172,45.84.107.174,45.84.107.182,45.84.107.198,45.84.107.200,45.84.107.222,45.84.107.33,45.84.107.47,45.84.107.54,45.84.107.55] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 107"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520106; 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;)