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 }