alert tcp [124.198.131.254,125.212.241.131,128.31.0.13,130.193.10.21,130.193.15.186,130.193.15.79,136.244.111.163,138.197.124.121,138.59.18.110,139.162.208.30] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 13"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520012; 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;)