alert tcp [149.56.44.47,150.40.117.43,150.40.126.103,150.40.126.115,150.40.126.134,150.40.126.136,150.40.127.100,150.40.127.12,150.40.127.143,150.40.127.161] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 17"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520016; rev:6364; metadata:affected_product Any, attack_target Any, deployment Perimeter, tag TOR, signature_severity Informational, created_at 2008_12_01, updated_at 2026_09_01;)