alert tcp [23.191.200.41,23.191.200.42,23.191.200.43,23.191.200.44,23.191.200.45,23.191.200.46,23.191.200.47,23.191.200.48,23.191.200.49,23.191.200.5] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 103"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520102; 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;)