diff --git a/test/java/beans/XMLEncoder/Test4631471.java b/test/java/beans/XMLEncoder/Test4631471.java
index 9c67e60e3d981a74c43bc43e48dbfb57ac684332..0b3b107f7c69dde0b7ea6e5963b483f5a4929792 100644
--- a/test/java/beans/XMLEncoder/Test4631471.java
+++ b/test/java/beans/XMLEncoder/Test4631471.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -23,7 +23,7 @@
 
 /*
  * @test
- * @bug 4631471
+ * @bug 4631471 6972468
  * @summary Tests DefaultTreeModel encoding
  * @author Sergey Malenkov, Mark Davidson
  */
@@ -37,6 +37,12 @@ import javax.swing.tree.TreeNode;
 
 public abstract class Test4631471 extends AbstractTest {
     public static void main(String[] args) throws Exception {
+        main();
+        System.setSecurityManager(new SecurityManager());
+        main();
+    }
+
+    private static void main() throws Exception {
         // the DefaultMutableTreeNode will archive correctly
         new Test4631471() {
             protected Object getObject() {
diff --git a/test/java/beans/XMLEncoder/Test4903007.java b/test/java/beans/XMLEncoder/Test4903007.java
index 82583720934be58f8ab09011c5cd933647aebf95..02ba9a6a939414e71e00ddbfacbd1059bfed61e4 100644
--- a/test/java/beans/XMLEncoder/Test4903007.java
+++ b/test/java/beans/XMLEncoder/Test4903007.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -23,7 +23,7 @@
 
 /*
  * @test
- * @bug 4903007
+ * @bug 4903007 6972468
  * @summary Tests encoding of container with boxes and BoxLayout
  * @author Sergey Malenkov, Mark Davidson
  */
@@ -36,7 +36,7 @@ import javax.swing.JPanel;
 
 public class Test4903007 extends AbstractTest<JPanel> {
     public static void main(String[] args) throws Exception {
-        new Test4903007().test(false); // TODO: could not encode with security manager
+        new Test4903007().test(true);
     }
 
     protected JPanel getObject() {
diff --git a/test/java/beans/XMLEncoder/javax_swing_JLayeredPane.java b/test/java/beans/XMLEncoder/javax_swing_JLayeredPane.java
index 05c90ba15dc9e77a9c3dcbd8b8a10d74d37e02ad..1e41bc41e7bccbefa20b30c3371b7aea31d21949 100644
--- a/test/java/beans/XMLEncoder/javax_swing_JLayeredPane.java
+++ b/test/java/beans/XMLEncoder/javax_swing_JLayeredPane.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -23,7 +23,7 @@
 
 /*
  * @test
- * @bug 5023552
+ * @bug 5023552 6972468
  * @summary Tests JLayeredPane encoding
  * @author Sergey Malenkov
  */
@@ -35,7 +35,7 @@ import javax.swing.JPanel;
 
 public final class javax_swing_JLayeredPane extends AbstractTest<JLayeredPane> {
     public static void main(String[] args) {
-        new javax_swing_JLayeredPane().test(false); // TODO: could not encode with security manager
+        new javax_swing_JLayeredPane().test(true);
     }
 
     private static void init(JLayeredPane pane, int layer, int x, int y, int w, int h, Color color) {