Passkeys: Add warning on export (#10411)

share/translations/keepassxc_en.ts

@@ -9047,6 +9047,14 @@ Kernel: %3 %4</source>
         <source> (Expired)</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Export Confirmation</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>The passkey file will be vulnerable to theft and unauthorized use, if left unsecured. Are you sure you want to continue?</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>ReportsWidgetStatistics</name>

src/gui/reports/ReportsWidgetPasskeys.cpp

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2023 KeePassXC Team <[email protected]>
+ *  Copyright (C) 2024 KeePassXC Team <[email protected]>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -24,6 +24,7 @@
 #include "core/Metadata.h"
 #include "gui/GuiTools.h"
 #include "gui/Icons.h"
+#include "gui/MessageBox.h"
 #include "gui/passkeys/PasskeyExporter.h"
 #include "gui/passkeys/PasskeyImporter.h"
 #include "gui/styles/StateColorPalette.h"
@@ -289,6 +290,16 @@ void ReportsWidgetPasskeys::importPasskey()
 
 void ReportsWidgetPasskeys::exportPasskey()
 {
+    auto answer = MessageBox::question(this,
+                                       tr("Export Confirmation"),
+                                       tr("The passkey file will be vulnerable to theft and unauthorized use, if left "
+                                          "unsecured. Are you sure you want to continue?"),
+                                       MessageBox::Yes | MessageBox::No,
+                                       MessageBox::No);
+    if (answer != MessageBox::Yes) {
+        return;
+    }
+
     PasskeyExporter passkeyExporter;
     passkeyExporter.showExportDialog(getSelectedEntries());
 }