diff --git a/guacamole/src/main/frontend/src/app/client/directives/guacClientNotification.js b/guacamole/src/main/frontend/src/app/client/directives/guacClientNotification.js
index 60c7595db..cae932ba3 100644
--- a/guacamole/src/main/frontend/src/app/client/directives/guacClientNotification.js
+++ b/guacamole/src/main/frontend/src/app/client/directives/guacClientNotification.js
@@ -407,6 +407,23 @@ angular.module('client').directive('guacClientNotification', [function guacClien
 
         });
 
+        /**
+         * Prevents the default behavior of the given AngularJS event if a
+         * notification is currently shown and the client is focused.
+         *
+         * @param {event} e
+         *     The AngularJS event to selectively prevent.
+         */
+        var preventDefaultDuringNotification = function preventDefaultDuringNotification(e) {
+            if ($scope.status && $scope.client.clientProperties.focused)
+                e.preventDefault();
+        };
+
+        // Block internal handling of key events (by the client) if a
+        // notification is visible
+        $scope.$on('guacBeforeKeydown', preventDefaultDuringNotification);
+        $scope.$on('guacBeforeKeyup', preventDefaultDuringNotification);
+
     }];
 
     return directive;
diff --git a/guacamole/src/main/frontend/src/app/index/controllers/indexController.js b/guacamole/src/main/frontend/src/app/index/controllers/indexController.js
index 1ed49b7a8..5f7e70211 100644
--- a/guacamole/src/main/frontend/src/app/index/controllers/indexController.js
+++ b/guacamole/src/main/frontend/src/app/index/controllers/indexController.js
@@ -163,9 +163,8 @@ angular.module('index').controller('indexController', ['$scope', '$injector',
     // Broadcast keydown events
     keyboard.onkeydown = function onkeydown(keysym) {
 
-        // Do not handle key events if not logged in or if a notification is
-        // shown
-        if ($scope.applicationState !== ApplicationState.READY || guacNotification.getStatus())
+        // Do not handle key events if not logged in
+        if ($scope.applicationState !== ApplicationState.READY)
             return true;
 
         // Warn of pending keydown
@@ -184,7 +183,7 @@ angular.module('index').controller('indexController', ['$scope', '$injector',
 
         // Do not handle key events if not logged in or if a notification is
         // shown
-        if ($scope.applicationState !== ApplicationState.READY || guacNotification.getStatus())
+        if ($scope.applicationState !== ApplicationState.READY)
             return;
 
         // Warn of pending keyup