--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/sun/security/mscapi/PrngSerialize.java	Mon Dec 03 23:58:15 2018 +0800
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2018, 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test
+ * @bug 8210476
+ * @requires os.family == "windows"
+ * @summary MSCAPI's PRNG should support serialization
+ * @library /test/lib
+ * @run main PrngSerialize
+ */
+
+import jdk.test.lib.util.SerializationUtils;
+
+import java.security.SecureRandom;
+
+public class PrngSerialize {
+
+    public static void main(String[] args) throws Exception {
+        SecureRandom sr = SecureRandom.getInstance("Windows-PRNG", "SunMSCAPI");
+        sr = (SecureRandom) SerializationUtils.deserialize(SerializationUtils.serialize(sr));
+
+        // This line is likely to release the context in the original sr.
+        System.gc();
+
+        // Make sure the new object is still useable.
+        sr.nextInt();
+    }
+}