diff --git a/servers/linux/monitoring/bin/alert-engine.php b/servers/linux/monitoring/bin/alert-engine.php
index d1a0658..5bf1062 100755
--- a/servers/linux/monitoring/bin/alert-engine.php
+++ b/servers/linux/monitoring/bin/alert-engine.php
@@ -77,7 +77,6 @@ function cleanup_dedup_file() {
     }
 }
 
-
 /**
  * Vérifie si une alerte doit être envoyée (Déduplication)
  * La clé attendue est : "hostname|app|level|event"
@@ -171,26 +170,28 @@ function send_mail($subject, $body) {
  * Traitement d'une ligne de log
  */
 function process_line($line) {
-    global $CONFIG, $DEDUP_FILE;
+global $CONFIG, $DEDUP_FILE;
     $data = json_decode($line, true);
     if (!$data || !isset($data['level'], $data['event'])) return;
 
     $level = strtoupper($data['level']);
     $event = $data['event'];
-
-    if (in_array($level, ['DEBUG', 'INFO', 'NOTICE'])) return;
+    
+    // On garde uniquement l'ignore list explicite pour les événements
     if (in_array($event, ($CONFIG['ALERT_IGNORE_EVENTS'] ?? []))) return;
 
     // Déduplication
     $key = "{$data['host']}|{$data['app']}|{$level}|{$event}";
     if (!should_notify_dedup($key)) {
-        log_debug("alert_suppressed_dedup", "Alerte dédupliquée", ["event=$event", "host={$data['host']}"]);
         return;
     }
 
-    // Détermination des canaux (Règle spécifique puis défaut)
+    // Détermination des canaux
     $channels_str = $CONFIG['RULES'][$event] ?? $CONFIG['DEFAULT_CHANNELS'][$level] ?? '';
+    
+    // Si aucun canal n'est défini pour ce niveau, ALORS on s'arrête
     if (empty($channels_str)) return;
+    
     $channels = explode(',', $channels_str);
 
     $title = "{$data['host']} [{$data['app']}] $level $event";
diff --git a/servers/linux/monitoring/conf/alert-engine.conf.php b/servers/linux/monitoring/conf/alert-engine.conf.php
index a4d50c2..07d9b46 100644
--- a/servers/linux/monitoring/conf/alert-engine.conf.php
+++ b/servers/linux/monitoring/conf/alert-engine.conf.php
@@ -49,16 +49,18 @@ return [
         'CRITICAL'  => 'ntfy,mail',
     ],
 
-    // --- Tags ntfy (Liste exhaustive par niveau) ---
+    // --- Tags : Une icône pour chaque état possible ---
     'NTFY_TAGS' => [
+        'DEBUG'     => 'gear',                    // ⚙️
         'INFO'      => 'information_source',      // ℹ️
         'NOTICE'    => 'bell',                    // 🔔
         'SUCCESS'   => 'white_check_mark',        // ✅
         'WARNING'   => 'warning',                 // ⚠️
         'ERROR'     => 'rotating_light,warning',  // 🚨
         'CRITICAL'  => 'skull,warning',           // 💀
+        'ALERT'     => 'ambulance,rotating_light',// 🚑
         'EMERGENCY' => 'fire,sos,skull',          // 🔥
-        'DEBUG'     => 'gear',                    // ⚙️
+        'AUDIT'     => 'mag',                     // 🔍
     ],
 
     // --- Règles spécifiques par événement ---
diff --git a/servers/linux/monitoring/manifest.txt b/servers/linux/monitoring/manifest.txt
index 5da4416..2263344 100644
--- a/servers/linux/monitoring/manifest.txt
+++ b/servers/linux/monitoring/manifest.txt
@@ -1,4 +1,4 @@
-9ff5d272cdda198132cdfc86be2452952523ff5a7efd5a9c5c821ff177ae6a3b 755 bin/alert-engine.php
+5b4ea784d2cbe73f6e829e35f23b0b4dbe12df55cc1abc8eba6602da36c724ef 755 bin/alert-engine.php
 a8361986d8ead0bedcb0e2a5052c6909b4cdfd2d4ce7f3b0d150e65430697354 755 bin/check_disk.sh
 3046c0fb3abdc4e99758cbf9279f4d60d86d815e598851ca362e558891118751 755 bin/install-monitoring.sh
 97a91b13b0776acb3326010821ffcc163e96a97e3c326ea77f11efdb7baf159a 755 bin/log-cli.php
@@ -6,7 +6,7 @@ ea5a5d55bb877ae88da6e1cd1b798026a1de1d9845dc42af4b19685ad6a128c6 755 bin/monitor
 97d407d75a26bd2ebbb86a2e5f8dab8b24639e8a9164f42bd554ba7728ab8cb5 755 bin/monitoring-update-config.php
 a87b67df995f1ad9878fdb9e3f2000eabbcb9a8854e239f9763f33ec7272e047 755 bin/monitoring-update.php
 83db39c8d0cfd6f6e9d3cc5b961a67db29dc73666304a91e0d4a6d5831c623cb 644 conf/alert-engine.conf
-3a5598d73c52edeff561685ea7f026d77e9151d7445ab57749862a6da1ce7296 644 conf/alert-engine.conf.php
+69fc1e3506aec7ad3e5d9fbc74587ab4e6381f3e6840f3e38c526f4752858bd4 644 conf/alert-engine.conf.php
 caaa8f6031d66bc43a897ac2804124ce2050a64523734195d5505ae863836bf4 644 conf/monitoring.conf
 8c40d1c177a40d47c72ba8aab757ca37faa06e64d5fa80e2ba59d9637f62c59e 644 conf/monitoring.conf.php
 c3794b4d69c772b87d3a61c2f94a3c8bf504257f7d466ee6ce160cd79766365e 644 lib/monitoring-lib.php