diff --git a/SUMMARY.md b/SUMMARY.md
index 62551e0..e6e1dd7 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -1,6 +1,6 @@
 ---
 created: 2026-04-02T16:03
-updated: 2026-04-30T11:24
+updated: 2026-05-02T17:16
 ---
 * [Home](index.md)
 * [Linux & Sysadmin](01-linux/index.md)
@@ -51,6 +51,7 @@ updated: 2026-04-30T11:24
     * [Fail2ban Custom Jail: Apache Bad Request Detection](02-selfhosting/security/fail2ban-apache-bad-request-jail.md)
     * [SSH Hardening Fleet-Wide with Ansible](02-selfhosting/security/ssh-hardening-ansible-fleet.md)
     * [ClamAV Fleet Deployment with Ansible](02-selfhosting/security/clamav-fleet-deployment.md)
+    * [Fail2Ban Digest Mode — Fleet-Wide Quiet Alerts](02-selfhosting/security/fail2ban-digest-mode-fleet.md)
 * [Open Source & Alternatives](03-opensource/index.md)
     * [SearXNG: Private Self-Hosted Search](03-opensource/alternatives/searxng.md)
     * [FreshRSS: Self-Hosted RSS Reader](03-opensource/alternatives/freshrss.md)