Update signed manifest to 7.28.4

manifest.json

@@ -1,11 +1,11 @@
 {
-    "version": "7.23.7",
-    "released_at": "2026-08-09T23:10:37+00:00",
-    "package_url": "https://git-cloud.weboria.eu/Weboria/argus-wp-defence/releases/download/v7.23.7/argus-wordpress-defence-7.23.7.zip",
-    "sha256": "c75da66c7a23e56292e8433a68630291ef577e3c50381ae75f2a4ec5b27b3a6c",
+    "version": "7.28.4",
+    "released_at": "2026-09-02T15:15:16+00:00",
+    "package_url": "https://git-cloud.weboria.eu/Weboria/argus-wp-defence/releases/download/v7.28.4/argus-wordpress-defence-7.28.4.zip",
+    "sha256": "cf52ee57ad4a7b8bacebf65311e4aafbcf7ec01b43ce195a88219acf3a05b316",
     "min_php": "7.4",
     "min_wp": "6.0",
-    "critical": true,
-    "summary": "Fixed a real bug where updating a plugin could sometimes get your own IP address banned, locking you out of your dashboard. Also added an emergency Safe Mode you can enable from wp-config.php if you're ever locked out for any reason.",
-    "signature": "OxfMc21CjXJvUPWpY88NelhZtdO30z45LnXZMiiGNzV26fRpb2ZGVbooLBPwdrXiZpaEvGqKlA0OGTmBgPT9CQ=="
+    "critical": false,
+    "summary": "* Fixed a bug where a brute-force login attack that ARGUS had already blocked could keep showing\n  as an active finding and unnecessarily lower your Security Score, even though the attack was\n  already stopped. Blocked attacks are now correctly marked as automatically handled.",
+    "signature": "Se38Rj8baM5nPoudeBAwd890pxtMp4i4RRb16r4j5Hi0hfLrJM7EaOy0kcayrSIUKeNaQl1lkrhToHS6/vjkDA=="
 }