Update signed manifest to 7.28.4

manifest.json

@@ -1,11 +1,11 @@
 {
-    "version": "7.23.12",
-    "released_at": "2026-08-10T01:13:58+00:00",
-    "package_url": "https://git-cloud.weboria.eu/Weboria/argus-wp-defence/releases/download/v7.23.12/argus-wordpress-defence-7.23.12.zip",
-    "sha256": "fc714a48cd2867c9ae2b2cc4e3596de916ab7e83ddeb9ff46080264d73856fc5",
+    "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 serious bug where the Firewall could block your own access to ordinary admin pages (Dashboard, Users, Plugins, and others). If you were locked out, this update resolves it automatically.",
-    "signature": "nhsBT03beb8y42PGfKZP/VeGBa+sbFS/J2NnyWWbFxGs7dH8zOEMxnTwum3vkOlcPzb/swGMyg5dBBrb+FDlBQ=="
+    "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=="
 }