https://e41943f8.hugo-holmq-dk.pages.dev/tags/fail2ban/Recent content in Fail2ban on Holmq.dkHugoenWed, 08 Apr 2026 13:59:59 +0200https://e41943f8.hugo-holmq-dk.pages.dev/post/2026-01-27-caddy-geoip-fail2ban/Tue, 27 Jan 2026 13:50:37 +0100https://e41943f8.hugo-holmq-dk.pages.dev/post/2026-01-27-caddy-geoip-fail2ban/<p>This document describes:</p> <ul> <li>Building a <strong>custom Caddy container image</strong> with the <strong>GeoIP plugin</strong> (so Caddy can enrich access logs with country code/name). - Configuring <strong>Caddy JSON access logs</strong> to include GeoIP fields. - Setting up <strong>Fail2Ban</strong> to parse Caddy logs and send <strong>Pushover notifications</strong> with GeoIP info via <code>mmdblookup</code>. - Optional “SOC dashboard” style fields (severity, jail type, ban time, until).</li> </ul>