ET HUNTING GeoFencing Custom 403 Landing Page

Query · suricata

flow:established,to_client;
http.response_body;
content:"|3c|head|3e 3c|title|3e|Access|20|Denied|3c 2f|title|3e 3c 2f|head|3e 3c|body|3e 3c|h1|3e|Access|20|Denied|3c 2f|h1|3e 3c|p|3e|You|20|do|20|not|20|have|20|permission|20|to|20|access|20|this|20|resource|2e 3c 2f|p|3e 3c|script"; fast_pattern;
content:"data-cf-beacon"; distance:0;
target:dest_ip;
Raw source ET HUNTING GeoFencing Custom 403 Landing Page · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET HUNTING GeoFencing Custom 403 Landing Page";
    flow:established,to_client;
    http.response_body;
    content:"|3c|head|3e 3c|title|3e|Access|20|Denied|3c 2f|title|3e 3c 2f|head|3e 3c|body|3e 3c|h1|3e|Access|20|Denied|3c 2f|h1|3e 3c|p|3e|You|20|do|20|not|20|have|20|permission|20|to|20|access|20|this|20|resource|2e 3c 2f|p|3e 3c|script"; fast_pattern;
    content:"data-cf-beacon"; distance:0;
    classtype:misc-activity;
    sid:2071540; rev:1;
    metadata:affected_product Web_Browsers, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_08_17, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Informational, updated_at 2026_08_17;
    target:dest_ip;
)

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