alert tcp [87.118.122.51,87.121.52.101,87.121.79.14,88.80.20.86,88.80.26.2,88.80.26.3,88.80.26.4,89.125.153.39,89.147.108.90,89.147.110.118] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 134"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520133; 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;)