--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/sun/security/mscapi/PublicKeyInterop.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2011, 2015, 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.
+ */
+
+/**
+ * @see PublicKeyInterop.sh
+ */
+
+import java.security.*;
+import java.util.*;
+import javax.crypto.*;
+
+import sun.security.util.HexDumpEncoder;
+
+/*
+ * Confirm interoperability of RSA public keys between SunMSCAPI and SunJCE
+ * security providers.
+ */
+public class PublicKeyInterop {
+
+    public static void main(String[] arg) throws Exception {
+        KeyStore ks = KeyStore.getInstance("Windows-MY");
+        ks.load(null, null);
+        System.out.println("Loaded keystore: Windows-MY");
+
+        PublicKey myPuKey =
+            (PublicKey) ks.getCertificate("6888925").getPublicKey();
+        System.out.println("Public key is a " + myPuKey.getClass().getName());
+        PrivateKey myPrKey = (PrivateKey) ks.getKey("6888925", null);
+        System.out.println("Private key is a " + myPrKey.getClass().getName());
+        System.out.println();
+
+        byte[] plain = new byte[] {0x01, 0x02, 0x03, 0x04, 0x05};
+        HexDumpEncoder hde = new HexDumpEncoder();
+        System.out.println("Plaintext:\n" + hde.encode(plain) + "\n");
+
+        Cipher rsa = Cipher.getInstance("RSA/ECB/PKCS1Padding");
+        rsa.init(Cipher.ENCRYPT_MODE, myPuKey);
+        byte[] encrypted = rsa.doFinal(plain);
+        System.out.println("Encrypted plaintext using RSA Cipher from " +
+            rsa.getProvider().getName() + " JCE provider\n");
+        System.out.println(hde.encode(encrypted) + "\n");
+
+        Cipher rsa2 = Cipher.getInstance("RSA/ECB/PKCS1Padding", "SunMSCAPI");
+        rsa2.init(Cipher.ENCRYPT_MODE, myPuKey);
+        byte[] encrypted2 = rsa2.doFinal(plain);
+        System.out.println("Encrypted plaintext using RSA Cipher from " +
+            rsa2.getProvider().getName() + " JCE provider\n");
+        System.out.println(hde.encode(encrypted2) + "\n");
+
+        Cipher rsa3 = Cipher.getInstance("RSA/ECB/PKCS1Padding", "SunMSCAPI");
+        rsa3.init(Cipher.DECRYPT_MODE, myPrKey);
+        byte[] decrypted = rsa3.doFinal(encrypted);
+        System.out.println("Decrypted first ciphertext using RSA Cipher from " +
+            rsa3.getProvider().getName() + " JCE provider\n");
+        System.out.println(hde.encode(decrypted) + "\n");
+        if (! Arrays.equals(plain, decrypted)) {
+            throw new Exception("First decrypted ciphertext does not match " +
+                "original plaintext");
+        }
+
+        decrypted = rsa3.doFinal(encrypted2);
+        System.out.println("Decrypted second ciphertext using RSA Cipher from "
+            + rsa3.getProvider().getName() + " JCE provider\n");
+        System.out.println(hde.encode(decrypted) + "\n");
+        if (! Arrays.equals(plain, decrypted)) {
+            throw new Exception("Second decrypted ciphertext does not match " +
+                "original plaintext");
+        }
+    }
+}