J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1997-2007 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| 13 | * accompanied this code). |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License version |
| 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | * |
| 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * @test |
| 26 | * @bug 0000000 |
| 27 | * @summary DHGenSharedSecret |
| 28 | * @author Jan Luehe |
| 29 | */ |
| 30 | import java.security.*; |
| 31 | import java.security.spec.*; |
| 32 | import java.security.interfaces.*; |
| 33 | import javax.crypto.*; |
| 34 | import javax.crypto.spec.*; |
| 35 | import com.sun.crypto.provider.*; |
| 36 | import java.math.BigInteger; |
| 37 | |
| 38 | public class DHGenSharedSecret { |
| 39 | |
| 40 | static byte[] DHPrime = { |
| 41 | (byte)0x00, (byte)0x8D, (byte)0x8A, (byte)0x6C, (byte)0x7F, (byte)0xCC, |
| 42 | (byte)0xA5, (byte)0xBF, (byte)0x9C, (byte)0xE1, (byte)0xFA, (byte)0x3C, |
| 43 | (byte)0xCA, (byte)0x98, (byte)0xB7, (byte)0x99, (byte)0xD1, (byte)0xE5, |
| 44 | (byte)0x2C, (byte)0xC0, (byte)0x26, (byte)0x97, (byte)0x12, (byte)0x80, |
| 45 | (byte)0x12, (byte)0xEF, (byte)0x0B, (byte)0xDE, (byte)0x71, (byte)0x76, |
| 46 | (byte)0xAA, (byte)0x2D, (byte)0x86, (byte)0x41, (byte)0x0E, (byte)0x6A, |
| 47 | (byte)0xC2, (byte)0x12, (byte)0xAA, (byte)0xAA, (byte)0xE4, (byte)0x84, |
| 48 | (byte)0x80, (byte)0x13, (byte)0x95, (byte)0x06, (byte)0xC4, (byte)0x83, |
| 49 | (byte)0xB9, (byte)0xD3, (byte)0x72, (byte)0xC5, (byte)0xC8, (byte)0x85, |
| 50 | (byte)0x96, (byte)0x59, (byte)0x08, (byte)0xFA, (byte)0x9E, (byte)0x3C, |
| 51 | (byte)0xDC, (byte)0x92, (byte)0x28, (byte)0xC3, (byte)0x1D, (byte)0x6F, |
| 52 | (byte)0x44, (byte)0x36, (byte)0x70, (byte)0x40, (byte)0x80, (byte)0xF1, |
| 53 | (byte)0x35 |
| 54 | }; |
| 55 | |
| 56 | static byte[] DHBase = { |
| 57 | (byte)0x72, (byte)0x21, (byte)0xB3, (byte)0xA8, (byte)0x83, (byte)0xDD, |
| 58 | (byte)0x76, (byte)0xF5, (byte)0x0D, (byte)0x9B, (byte)0x81, (byte)0x11, |
| 59 | (byte)0x15, (byte)0x03, (byte)0x6D, (byte)0x4D, (byte)0x46, (byte)0x65, |
| 60 | (byte)0x30, (byte)0xB0, (byte)0xFA, (byte)0xFE, (byte)0xBE, (byte)0xA8, |
| 61 | (byte)0xD9, (byte)0x83, (byte)0x33, (byte)0x54, (byte)0xC7, (byte)0xF6, |
| 62 | (byte)0x81, (byte)0xAC, (byte)0xCC, (byte)0xA3, (byte)0xAE, (byte)0xAA, |
| 63 | (byte)0xC8, (byte)0x11, (byte)0x38, (byte)0xD4, (byte)0x4F, (byte)0xC4, |
| 64 | (byte)0x89, (byte)0xD3, (byte)0x72, (byte)0xEE, (byte)0x22, (byte)0x5A, |
| 65 | (byte)0x68, (byte)0xF7, (byte)0xAC, (byte)0x24, (byte)0x01, (byte)0x9B, |
| 66 | (byte)0xE9, (byte)0x08, (byte)0xFE, (byte)0x58, (byte)0x0A, (byte)0xCF, |
| 67 | (byte)0xB9, (byte)0x52, (byte)0xB4, (byte)0x02, (byte)0x73, (byte)0xA4, |
| 68 | (byte)0xA6, (byte)0xB9, (byte)0x0C, (byte)0x8D, (byte)0xA7, (byte)0xFB, |
| 69 | }; |
| 70 | |
| 71 | public static void main(String[] args) throws Exception { |
| 72 | SunJCE jce = new SunJCE(); |
| 73 | Security.addProvider(jce); |
| 74 | DHGenSharedSecret test = new DHGenSharedSecret(); |
| 75 | test.run(); |
| 76 | } |
| 77 | |
| 78 | public void run() throws Exception { |
| 79 | long start, end; |
| 80 | |
| 81 | BigInteger p = new BigInteger(1, DHPrime); |
| 82 | BigInteger g = new BigInteger(1, DHBase); |
| 83 | int l = 512; |
| 84 | |
| 85 | DHParameterSpec spec = |
| 86 | new DHParameterSpec(p, g, l); |
| 87 | |
| 88 | // generate keyPairs using parameters |
| 89 | KeyPairGenerator keyGen = |
| 90 | KeyPairGenerator.getInstance("DH", "SunJCE"); |
| 91 | keyGen.initialize(spec); |
| 92 | |
| 93 | // Alice generates her key pairs |
| 94 | KeyPair keyA = keyGen.generateKeyPair(); |
| 95 | |
| 96 | // Bob generates his key pairs |
| 97 | KeyPair keyB = keyGen.generateKeyPair(); |
| 98 | |
| 99 | // Alice encodes her public key in x509 format |
| 100 | // , and sends it over to Bob. |
| 101 | byte[] alicePubKeyEnc = keyA.getPublic().getEncoded(); |
| 102 | |
| 103 | // bob encodes his publicKey in x509 format and |
| 104 | // sends it over to Alice |
| 105 | byte[] bobPubKeyEnc = keyB.getPublic().getEncoded(); |
| 106 | |
| 107 | // bob uses it to generate Secret |
| 108 | X509EncodedKeySpec x509Spec = |
| 109 | new X509EncodedKeySpec(alicePubKeyEnc); |
| 110 | KeyFactory bobKeyFac = KeyFactory.getInstance("DH", "SunJCE"); |
| 111 | PublicKey alicePubKey = bobKeyFac.generatePublic(x509Spec); |
| 112 | |
| 113 | |
| 114 | KeyAgreement bobAlice = KeyAgreement.getInstance("DH", "SunJCE"); |
| 115 | start = System.currentTimeMillis(); |
| 116 | bobAlice.init(keyB.getPrivate()); |
| 117 | bobAlice.doPhase(alicePubKey, true); |
| 118 | byte[] bobSecret = bobAlice.generateSecret(); |
| 119 | end = System.currentTimeMillis(); |
| 120 | |
| 121 | System.out.println("Time elapsed: " + (end - start)); |
| 122 | System.out.println("Test Passed!"); |
| 123 | } |
| 124 | } |