001 /* Copyright (c) 2002 Graz University of Technology. All rights reserved. 002 * 003 * Redistribution and use in source and binary forms, with or without 004 * modification, are permitted provided that the following conditions are met: 005 * 006 * 1. Redistributions of source code must retain the above copyright notice, 007 * this list of conditions and the following disclaimer. 008 * 009 * 2. Redistributions in binary form must reproduce the above copyright notice, 010 * this list of conditions and the following disclaimer in the documentation 011 * and/or other materials provided with the distribution. 012 * 013 * 3. The end-user documentation included with the redistribution, if any, must 014 * include the following acknowledgment: 015 * 016 * "This product includes software developed by IAIK of Graz University of 017 * Technology." 018 * 019 * Alternately, this acknowledgment may appear in the software itself, if 020 * and wherever such third-party acknowledgments normally appear. 021 * 022 * 4. The names "Graz University of Technology" and "IAIK of Graz University of 023 * Technology" must not be used to endorse or promote products derived from 024 * this software without prior written permission. 025 * 026 * 5. Products derived from this software may not be called 027 * "IAIK PKCS Wrapper", nor may "IAIK" appear in their name, without prior 028 * written permission of Graz University of Technology. 029 * 030 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED 031 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 032 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 033 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE LICENSOR BE 034 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 035 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 036 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 037 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 038 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 039 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 040 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 041 * POSSIBILITY OF SUCH DAMAGE. 042 */ 043 044 package demo.pkcs.pkcs11; 045 046 import java.io.BufferedReader; 047 import java.io.FileOutputStream; 048 import java.io.InputStreamReader; 049 import java.io.OutputStream; 050 import java.io.PrintWriter; 051 import java.math.BigInteger; 052 import java.security.Signature; 053 import java.util.Arrays; 054 import java.util.Calendar; 055 import java.util.GregorianCalendar; 056 import java.util.List; 057 058 import iaik.asn1.ObjectID; 059 import iaik.asn1.structures.AlgorithmID; 060 import iaik.asn1.structures.Name; 061 import iaik.asn1.structures.PolicyInformation; 062 import iaik.asn1.structures.PolicyQualifierInfo; 063 import iaik.pkcs.pkcs11.Mechanism; 064 import iaik.pkcs.pkcs11.MechanismInfo; 065 import iaik.pkcs.pkcs11.Module; 066 import iaik.pkcs.pkcs11.Session; 067 import iaik.pkcs.pkcs11.Token; 068 import iaik.pkcs.pkcs11.objects.RSAPrivateKey; 069 import iaik.security.rsa.RSAPublicKey; 070 import iaik.utils.RFC2253NameParser; 071 import iaik.x509.V3Extension; 072 import iaik.x509.X509Certificate; 073 import iaik.x509.extensions.BasicConstraints; 074 import iaik.x509.extensions.CertificatePolicies; 075 import iaik.x509.extensions.KeyUsage; 076 077 078 079 /** 080 * Creates a self-signed X.509 certificate using a token. The actual certificate specific 081 * operations are in the last section of this demo. 082 * The hash is calculated outside the token. This implementation just uses raw 083 * RSA. 084 * 085 * @author <a href="mailto:Karl.Scheibelhofer@iaik.at"> Karl Scheibelhofer </a> 086 * @version 0.1 087 * @invariants 088 */ 089 public class SelfSignCertificate { 090 091 static PrintWriter output_; 092 093 static BufferedReader input_; 094 095 static { 096 try { 097 //output_ = new PrintWriter(new FileWriter("GetInfo_output.txt"), true); 098 output_ = new PrintWriter(System.out, true); 099 input_ = new BufferedReader(new InputStreamReader(System.in)); 100 } catch (Throwable thr) { 101 thr.printStackTrace(); 102 output_ = new PrintWriter(System.out, true); 103 input_ = new BufferedReader(new InputStreamReader(System.in)); 104 } 105 } 106 107 public static void main(String[] args) { 108 if (args.length != 3) { 109 printUsage(); 110 System.exit(1); 111 } 112 113 try { 114 115 Module pkcs11Module = Module.getInstance(args[0]); 116 pkcs11Module.initialize(null); 117 118 Token token = Util.selectToken(pkcs11Module, output_, input_); 119 if (token == null) { 120 output_.println("We have no token to proceed. Finished."); 121 output_.flush(); 122 System.exit(0); 123 } 124 125 List supportedMechanisms = Arrays.asList(token.getMechanismList()); 126 if (!supportedMechanisms.contains(Mechanism.RSA_PKCS)) { 127 output_.print("This token does not support raw RSA signing!"); 128 output_.flush(); 129 System.exit(0); 130 } else { 131 MechanismInfo rsaMechanismInfo = token.getMechanismInfo(Mechanism.RSA_PKCS); 132 if (!rsaMechanismInfo.isSign()) { 133 output_.print("This token does not support RSA signing according to PKCS!"); 134 output_.flush(); 135 System.exit(0); 136 } 137 } 138 139 Session session = Util.openAuthorizedSession(token, Token.SessionReadWriteBehavior.RO_SESSION, output_, input_); 140 141 // first we search for private RSA keys that we can use for signing 142 RSAPrivateKey privateSignatureKeyTemplate = new RSAPrivateKey(); 143 privateSignatureKeyTemplate.getSign().setBooleanValue(Boolean.TRUE); 144 145 KeyAndCertificate selectedSignatureKeyAndCertificate = 146 Util.selectKeyAndCertificate(session, privateSignatureKeyTemplate, output_, input_); 147 if (selectedSignatureKeyAndCertificate == null) { 148 output_.println("We have no signature key to proceed. Finished."); 149 output_.flush(); 150 System.exit(0); 151 } 152 153 RSAPrivateKey selectedSignatureKey = (RSAPrivateKey) selectedSignatureKeyAndCertificate.getKey(); 154 155 // get the public key components from the private 156 byte[] modulusBytes = selectedSignatureKey.getModulus().getByteArrayValue(); 157 byte[] publicExponentBytes = selectedSignatureKey.getPublicExponent().getByteArrayValue(); 158 RSAPublicKey publicKey = 159 new RSAPublicKey(new BigInteger(1, modulusBytes), new BigInteger(1, publicExponentBytes)); 160 161 // here the interesting code starts 162 163 output_.println("################################################################################"); 164 output_.println("slef-signing demo certificate"); 165 166 Signature tokenSignatureEngine = 167 new PKCS11SignatureEngine("SHA1withRSA", session, Mechanism.RSA_PKCS, AlgorithmID.sha1); 168 AlgorithmIDAdapter pkcs11Sha1RSASignatureAlgorithmID = new AlgorithmIDAdapter(AlgorithmID.sha1WithRSAEncryption); 169 pkcs11Sha1RSASignatureAlgorithmID.setSignatureInstance(tokenSignatureEngine); 170 171 RFC2253NameParser subjectNameParser = new RFC2253NameParser(args[1]); 172 Name subjectName = subjectNameParser.parse(); 173 174 // create a certificate 175 X509Certificate certificate = new X509Certificate(); 176 177 // set subject and issuer 178 certificate.setSubjectDN(subjectName); 179 certificate.setIssuerDN(subjectName); 180 181 // set pulbic key 182 certificate.setPublicKey(publicKey); 183 184 // set serial number 185 certificate.setSerialNumber(new BigInteger("1")); 186 187 // set validity 188 Calendar date = new GregorianCalendar(); 189 certificate.setValidNotBefore(date.getTime()); // valid from now 190 date.add(Calendar.YEAR, 3); 191 certificate.setValidNotAfter(date.getTime()); // for 3 years 192 193 // set extensions 194 V3Extension basicConstraints = new BasicConstraints(true); 195 certificate.addExtension(basicConstraints); 196 197 V3Extension keyUsage = new KeyUsage(KeyUsage.keyCertSign | KeyUsage.cRLSign | KeyUsage.digitalSignature) ; 198 certificate.addExtension(keyUsage); 199 200 PolicyQualifierInfo policyQualifierInfo = new PolicyQualifierInfo(null, null, "This certificate may be used for demonstration purposes only."); 201 PolicyInformation policyInformation = new PolicyInformation(new ObjectID("1.3.6.1.4.1.2706.2.2.1.1.1.1.1") , new PolicyQualifierInfo[] {policyQualifierInfo}); 202 CertificatePolicies certificatePolicies = new CertificatePolicies(new PolicyInformation[] {policyInformation}); 203 V3Extension policies = certificatePolicies; 204 certificate.addExtension(policies); 205 206 java.security.PrivateKey tokenSignatureKey = new TokenPrivateKey(selectedSignatureKey); 207 208 output_.print("signing certificate... "); 209 certificate.sign(pkcs11Sha1RSASignatureAlgorithmID , tokenSignatureKey); 210 output_.println("finished"); 211 212 output_.print("writing certificate to file \""); 213 output_.print(args[2]); 214 output_.print("\"... "); 215 OutputStream certificateStream = new FileOutputStream(args[2]); 216 certificate.writeTo(certificateStream); 217 output_.println("finished"); 218 219 output_.println("################################################################################"); 220 221 session.closeSession(); 222 pkcs11Module.finalize(null); 223 224 } catch (Throwable thr) { 225 thr.printStackTrace(); 226 } finally { 227 output_.close(); 228 } 229 } 230 231 public static void printUsage() { 232 output_.println("Usage: SelfSignCertificate <PKCS#11 module> <RFC2253 subject name> <DER-encoded certificate output file>"); 233 output_.println(" e.g.: SelfSignCertificate aetpkss1.dll \"CN=Karl Scheibelhofer,O=IAIK,C=AT,EMAIL=karl.scheibelhofer@iaik.at\" selfSignedCert.der"); 234 output_.println("The given DLL must be in the search path of the system."); 235 } 236 237 }