alert tcp [23.128.248.175,23.128.248.176,23.129.64.130,23.129.64.131,23.129.64.132,23.129.64.133,23.129.64.134,23.129.64.135,23.129.64.136,23.129.64.137] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 76"; reference:url,check.torproject.org/torbulkexitlist; classtype:misc-attack; sid:2520075; 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;)