Update signed manifest to 7.28.4

manifest.json

@@ -1,11 +1,11 @@
 {
-    "version": "7.24.4",
-    "released_at": "2026-08-14T09:17:22+00:00",
-    "package_url": "https://git-cloud.weboria.eu/Weboria/argus-wp-defence/releases/download/v7.24.4/argus-wordpress-defence-7.24.4.zip",
-    "sha256": "6b7d13406177ba67990540f40bba7ac32813f7951759e6785ba969fdea732f9f",
+    "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": false,
-    "summary": "* Fixed a Scanner bug that could report WordPress core files as deleted when they were never\n  actually touched, on a Full Scan of a larger site. If you saw \"core file was deleted\" findings\n  after running a Full Scan, please re-run it -- they should no longer reappear.",
-    "signature": "Drm7QQT9Z/yZCIn38uRYPuSXopo6/+qkhB01hmyYUKmgOYPSEEZQrkgteG3L3X7Mrt9dK0UizEhTV4KiFSVFCw=="
+    "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=="
 }