1 /* 2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 26 * @bug 6405536 27 * @summary basic test of ECDSA signatures for P-256 and P-384 from the 28 * example data in "Suite B Implementer's Guide to FIPS 186-3". 29 * @library .. 30 * @library ../../../../java/security/testlibrary 31 * @modules java.base/sun.security.util 32 * @compile -XDignore.symbol.file TestECDH2.java 33 * @run main TestECDH2 34 */ 35 36 import java.io.*; 37 import java.util.*; 38 import java.math.BigInteger; 39 40 import java.security.*; 41 import java.security.spec.*; 42 import java.security.interfaces.*; 43 import javax.crypto.*; 44 45 import sun.security.util.ECUtil; 46 47 public class TestECDH2 extends PKCS11Test { 48 49 // values of the keys we use for the tests 50 51 // keypair using NIST P-256 52 private final static String privD256 = "70a12c2db16845ed56ff68cfc21a472b3f04d7d6851bf6349f2d7d5b3452b38a"; 53 private final static String pubX256 = "8101ece47464a6ead70cf69a6e2bd3d88691a3262d22cba4f7635eaff26680a8"; 54 private final static String pubY256 = "d8a12ba61d599235f67d9cb4d58f1783d3ca43e78f0a5abaa624079936c0c3a9"; 55 56 // keypair using NIST P-384 57 private final static String privD384 = "c838b85253ef8dc7394fa5808a5183981c7deef5a69ba8f4f2117ffea39cfcd90e95f6cbc854abacab701d50c1f3cf24"; 58 private final static String pubX384 = "1fbac8eebd0cbf35640b39efe0808dd774debff20a2a329e91713baf7d7f3c3e81546d883730bee7e48678f857b02ca0"; 59 private final static String pubY384 = "eb213103bd68ce343365a8a4c3d4555fa385f5330203bdd76ffad1f3affb95751c132007e1b240353cb0a4cf1693bdf9"; 60 61 private KeyFactory kf = null; 62 private KeyPairGenerator kpg = null; 63 64 private static void testKeyAgreement(KeyPair kpA, KeyPair kpB, Provider p) 65 throws Exception { 66 KeyAgreement ka1 = KeyAgreement.getInstance("ECDH", p); 67 ka1.init(kpA.getPrivate()); 68 ka1.doPhase(kpB.getPublic(), true); 69 byte[] s1 = ka1.generateSecret(); 70 71 KeyAgreement ka2 = KeyAgreement.getInstance("ECDH", p); 72 ka2.init(kpB.getPrivate()); 73 ka2.doPhase(kpA.getPublic(), true); 74 byte[] s2 = ka2.generateSecret(); 75 if (Arrays.equals(s1, s2) == false) { 76 System.out.println("expected: " + toString(s1)); 77 System.out.println("actual: " + toString(s2)); 78 throw new Exception("Generated secrets do not match"); 79 } 80 } 81 82 private KeyPair genECKeyPair(String curvName, String privD, String pubX, 83 String pubY, Provider p) throws Exception { 84 ECParameterSpec ecParams = ECUtil.getECParameterSpec(p, curvName); 85 ECPrivateKeySpec privKeySpec = 86 new ECPrivateKeySpec(new BigInteger(privD, 16), ecParams); 87 ECPublicKeySpec pubKeySpec = 88 new ECPublicKeySpec(new ECPoint(new BigInteger(pubX, 16), 89 new BigInteger(pubY, 16)), 90 ecParams); 91 PrivateKey privKey = kf.generatePrivate(privKeySpec); 92 PublicKey pubKey = kf.generatePublic(pubKeySpec); 93 return new KeyPair(pubKey, privKey); 94 } 95 private KeyPair genECKeyPair(String curvName) throws Exception { 96 ECGenParameterSpec genParams = new ECGenParameterSpec(curvName); 97 kpg.initialize(genParams, null); 98 return kpg.generateKeyPair(); 99 } 100 public static void main(String[] args) throws Exception { 101 main(new TestECDH2()); 102 } 103 104 public void main(Provider provider) throws Exception { 105 if (provider.getService("KeyAgreement", "ECDH") == null) { 106 System.out.println("ECDH not supported, skipping"); 107 return; 108 } 109 110 if (isNSS(provider) && getNSSVersion() >= 3.11 && 111 getNSSVersion() < 3.12) { 112 System.out.println("NSS 3.11 has a DER issue that recent " + 113 "version do not."); 114 return; 115 } 116 117 kf = KeyFactory.getInstance("EC", provider); 118 kpg = KeyPairGenerator.getInstance("EC", provider); 119 120 System.out.println("Testing against NIST P-256"); 121 122 long start = System.currentTimeMillis(); 123 KeyPair kp256A = 124 genECKeyPair("secp256r1", privD256, pubX256, pubY256, provider); 125 KeyPair kp256B = genECKeyPair("secp256r1"); 126 testKeyAgreement(kp256A, kp256B, provider); 127 128 System.out.println("Testing against NIST P-384"); 129 KeyPair kp384A = 130 genECKeyPair("secp384r1", privD384, pubX384, pubY384, provider); 131 KeyPair kp384B = genECKeyPair("secp384r1"); 132 testKeyAgreement(kp384A, kp384B, provider); 133 134 long stop = System.currentTimeMillis(); 135 System.out.println("All tests passed (" + (stop - start) + " ms)."); 136 } 137 }