Cryptography service now handles random byte generation

Protected strings are now protected in memory

WinAppCommon/Actions/ClipboardAction.cs

@@ -19,19 +19,28 @@ namespace ModernKeePass.Actions
         }
 
         public static readonly DependencyProperty TextProperty =
-            DependencyProperty.Register("Text", typeof(string), typeof(ClipboardAction), new PropertyMetadata(string.Empty));
+            DependencyProperty.Register(nameof(Text), typeof(string), typeof(ClipboardAction), new PropertyMetadata(string.Empty));
+        public bool IsProtected
+        {
+            get { return (bool)GetValue(IsProtectedProperty); }
+            set { SetValue(IsProtectedProperty, value); }
+        }
+
+        public static readonly DependencyProperty IsProtectedProperty =
+            DependencyProperty.Register(nameof(IsProtected), typeof(bool), typeof(ClipboardAction), new PropertyMetadata(false));
 
         public object Execute(object sender, object parameter)
         {
             if (string.IsNullOrEmpty(Text)) return null;
 
             var settings = App.Services.GetRequiredService<ISettingsProxy>();
+            var cryptography = App.Services.GetRequiredService<ICryptographyClient>();
 
             _dispatcher = new DispatcherTimer {Interval = TimeSpan.FromSeconds(settings.GetSetting(Constants.Settings.ClipboardTimeout, 10))};
             _dispatcher.Tick += Dispatcher_Tick;
 
             var dataPackage = new DataPackage { RequestedOperation = DataPackageOperation.Copy };
-            dataPackage.SetText(Text);
+            dataPackage.SetText(IsProtected ? cryptography.UnProtect(Text).GetAwaiter().GetResult() : Text);
             Clipboard.SetContent(dataPackage);
             _dispatcher.Start();