Update signed manifest to 7.28.4

manifest.json

@@ -1,11 +1,11 @@
 {
-    "version": "7.23.8",
-    "released_at": "2026-08-09T23:29:08+00:00",
-    "package_url": "https://git-cloud.weboria.eu/Weboria/argus-wp-defence/releases/download/v7.23.8/argus-wordpress-defence-7.23.8.zip",
-    "sha256": "ae70d35da7dfaebecaefa4ffefc86f2bec72b1e850d7a91c7efcdbc0810d52bb",
+    "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": "The Premium panel now clearly shows Connected -- Premium or Connected -- Trial with your real expiry date, persistently. Fixed a bug where an empty license field could wipe your active license, and fixed getting stuck on Connecting... after activating. Updates now check every 5 minutes.",
-    "signature": "t2a97trTH9isBNZkRSt0E7sUfVZN0lJLBBH/E42MnnBkJdG0cS+7oRmQ3oWUs3za/syJGu2Pm8hrnSMzX0cZCw=="
+    "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=="
 }