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.FileInputStream;
047 import java.io.FileOutputStream;
048 import java.io.InputStream;
049 import java.io.OutputStream;
050 import java.security.Security;
051
052 import iaik.asn1.structures.AlgorithmID;
053 import iaik.pkcs.pkcs7.EnvelopedDataStream;
054 import iaik.pkcs.pkcs7.RecipientInfo;
055 import iaik.security.provider.IAIK;
056 import iaik.x509.X509Certificate;
057
058
059
060 /**
061 * This helper class encrypts the given data using TrippleDES and encrypts the
062 * symmetric key using the public key in the given certificate.
063 *
064 * @author <a href="mailto:Karl.Scheibelhofer@iaik.at"> Karl Scheibelhofer </a>
065 * @version 0.1
066 * @invariants
067 */
068 public class EncryptPKCS7EnvelopedData {
069
070 public static void main(String[] args) {
071 if (args.length != 3) {
072 printUsage();
073 System.exit(1);
074 }
075
076 try {
077 Security.addProvider(new IAIK());
078
079 System.out.println("Encrypting data from file: " + args[0]);
080 InputStream dataInputStream = new FileInputStream(args[0]);
081
082 EnvelopedDataStream envelopedData = new EnvelopedDataStream(dataInputStream, AlgorithmID.des_EDE3_CBC);
083
084 System.out.println("using recipient certificate from: " + args[1]);
085 InputStream certificateInputStream = new FileInputStream(args[1]);
086
087 X509Certificate recipientCertificate = new X509Certificate(certificateInputStream);
088 System.out.println("which is: ");
089 System.out.println(recipientCertificate.toString(true));
090
091
092 RecipientInfo recipient = new RecipientInfo(recipientCertificate, AlgorithmID.rsaEncryption);
093
094 envelopedData.setRecipientInfos(new RecipientInfo[] { recipient } );
095
096 System.out.println("writing enveloped data to: " + args[2]);
097 OutputStream envelopedDataOutputStream = new FileOutputStream(args[2]);
098 envelopedData.writeTo(envelopedDataOutputStream);
099
100 } catch (Throwable thr) {
101 thr.printStackTrace();
102 }
103 }
104
105 public static void printUsage() {
106 System.out.println("Usage: EncryptPKCS7EnvelopedData <data to encrypt file> <recipient certificate> <PKCS#7 enveloped data file>");
107 System.out.println(" e.g.: EncryptPKCS7EnvelopedData contentData.dat recipientCertificte.der envelopedData.p7");
108 }
109
110
111 }