alert tcp [179.43.133.50,179.43.159.78,179.43.182.232,179.43.182.58,180.149.45.134,180.150.226.99,185.100.85.132,185.100.85.24,185.100.85.25,185.100.87.136] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 21"; reference:url,check.torproject.org/torbulkexitlist; classtype:misc-attack; sid:2520020; rev:6407; metadata:affected_product Any, attack_target Any, deployment Perimeter, tag TOR, signature_severity Informational, created_at 2008_12_01, updated_at 2026_10_14;)