| /* |
| * Copyright (c) 2001, 2002, 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 4503229 |
| * @summary default RSA KeyFactory can return broken RSAPrivateCrtKey objects |
| * This test was taken directly from the bug report, which |
| * was fixed in the crippled JSAFE provider, and needed |
| * to be brought forward into JSSE. |
| * @author Brad Wetmore |
| */ |
| |
| import java.security.*; |
| import java.security.interfaces.*; |
| import java.security.spec.*; |
| import java.math.BigInteger; |
| |
| public class BrokenRSAPrivateCrtKey { |
| public static void main(String[] args) throws Exception { |
| KeyPairGenerator generator = |
| KeyPairGenerator.getInstance("RSA", "SunJSSE"); |
| generator.initialize(512); |
| |
| KeyPair pair = generator.generateKeyPair(); |
| |
| RSAPrivateCrtKey privatekey = (RSAPrivateCrtKey) pair.getPrivate(); |
| |
| RSAPrivateCrtKeySpec spec = |
| new RSAPrivateCrtKeySpec(privatekey.getModulus(), |
| privatekey.getPublicExponent(), |
| privatekey.getPrivateExponent(), |
| privatekey.getPrimeP(), privatekey.getPrimeQ(), |
| privatekey.getPrimeExponentP(), |
| privatekey.getPrimeExponentQ(), |
| privatekey.getCrtCoefficient()); |
| |
| KeyFactory factory = KeyFactory.getInstance("RSA", "SunJSSE"); |
| |
| PrivateKey privatekey2 = factory.generatePrivate(spec); |
| |
| BigInteger pe = |
| ((RSAPrivateCrtKey) privatekey2).getPublicExponent(); |
| |
| System.out.println("public exponent: " + pe); |
| } |
| } |