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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.xml.security.test.stax.encryption;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.lang.reflect.Constructor;
import java.security.Key;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.Provider;
import java.security.Security;
import java.util.ArrayList;
import java.util.List;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamReader;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathFactory;
import org.apache.xml.security.encryption.EncryptedData;
import org.apache.xml.security.encryption.EncryptedKey;
import org.apache.xml.security.encryption.XMLCipher;
import org.apache.xml.security.keys.KeyInfo;
import org.apache.xml.security.stax.ext.InboundXMLSec;
import org.apache.xml.security.stax.ext.XMLSec;
import org.apache.xml.security.stax.ext.XMLSecurityConstants;
import org.apache.xml.security.stax.ext.XMLSecurityProperties;
import org.apache.xml.security.test.dom.DSNamespaceContext;
import org.apache.xml.security.test.stax.signature.TestSecurityEventListener;
import org.apache.xml.security.test.stax.utils.StAX2DOM;
import org.apache.xml.security.test.stax.utils.XMLSecEventAllocator;
import org.apache.xml.security.utils.XMLUtils;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
/**
* A test to make sure that the various KeyWrap Decryption algorithms are working
*/
public class KeyWrapEncryptionVerificationTest extends Assert {
private static boolean bcInstalled;
private static KeyPair rsaKeyPair;
private XMLInputFactory xmlInputFactory;
private TransformerFactory transformerFactory = TransformerFactory.newInstance();
@BeforeClass
public static void setup() throws Exception {
//
// If the BouncyCastle provider is not installed, then try to load it
// via reflection.
//
if (Security.getProvider("BC") == null) {
Constructor<?> cons = null;
try {
Class<?> c = Class.forName("org.bouncycastle.jce.provider.BouncyCastleProvider");
cons = c.getConstructor(new Class[] {});
} catch (Exception e) {
//ignore
}
if (cons != null) {
Provider provider = (Provider)cons.newInstance();
Security.insertProviderAt(provider, 2);
bcInstalled = true;
}
}
rsaKeyPair = KeyPairGenerator.getInstance("RSA").genKeyPair();
}
public KeyWrapEncryptionVerificationTest() throws Exception {
org.apache.xml.security.Init.init();
xmlInputFactory = XMLInputFactory.newInstance();
xmlInputFactory.setEventAllocator(new XMLSecEventAllocator());
}
@org.junit.AfterClass
public static void cleanup() throws Exception {
Security.removeProvider("BC");
}
@Test
public void testAES128KW() throws Exception {
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("AES");
keygen.init(128);
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.AES_128_KeyWrap);
keygen = KeyGenerator.getInstance("AES");
keygen.init(128);
SecretKey keyWrappingKey = keygen.generateKey();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.AES_128;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
final XMLStreamReader xmlStreamReader =
xmlInputFactory.createXMLStreamReader(new ByteArrayInputStream(baos.toByteArray()));
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(keyWrappingKey);
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
@Test
public void testAES192KW() throws Exception {
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("AES");
keygen.init(192);
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.AES_192_KeyWrap);
keygen = KeyGenerator.getInstance("AES");
keygen.init(192);
SecretKey keyWrappingKey = keygen.generateKey();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.AES_192;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
final XMLStreamReader xmlStreamReader =
xmlInputFactory.createXMLStreamReader(new ByteArrayInputStream(baos.toByteArray()));
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(keyWrappingKey);
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
@Test
public void testAES256KW() throws Exception {
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("AES");
keygen.init(256);
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.AES_256_KeyWrap);
keygen = KeyGenerator.getInstance("AES");
keygen.init(256);
SecretKey keyWrappingKey = keygen.generateKey();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.AES_256;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
final XMLStreamReader xmlStreamReader =
xmlInputFactory.createXMLStreamReader(new ByteArrayInputStream(baos.toByteArray()));
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(keyWrappingKey);
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
@Test
public void testTripleDESKW() throws Exception {
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("DESede");
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.TRIPLEDES_KeyWrap);
keygen = KeyGenerator.getInstance("DESede");
SecretKey keyWrappingKey = keygen.generateKey();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.TRIPLEDES;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
XMLStreamReader xmlStreamReader = null;
try (InputStream is = new ByteArrayInputStream(baos.toByteArray())) {
xmlStreamReader = xmlInputFactory.createXMLStreamReader(is);
}
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(keyWrappingKey);
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
@Test
public void testRSAv15KW() throws Exception {
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("DESede");
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.RSA_v1dot5);
Key keyWrappingKey = rsaKeyPair.getPublic();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.TRIPLEDES;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
XMLStreamReader xmlStreamReader = null;
try (InputStream is = new ByteArrayInputStream(baos.toByteArray())) {
xmlStreamReader = xmlInputFactory.createXMLStreamReader(is);
}
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(rsaKeyPair.getPrivate());
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
@Test
public void testRSAOAEPKW() throws Exception {
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("DESede");
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.RSA_OAEP);
Key keyWrappingKey = rsaKeyPair.getPublic();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.TRIPLEDES;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
XMLStreamReader xmlStreamReader = null;
try (InputStream is = new ByteArrayInputStream(baos.toByteArray())) {
xmlStreamReader = xmlInputFactory.createXMLStreamReader(is);
}
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(rsaKeyPair.getPrivate());
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
@Test
public void testRSAOAEP11KW() throws Exception {
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("DESede");
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.RSA_OAEP_11);
Key keyWrappingKey = rsaKeyPair.getPublic();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.TRIPLEDES;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
XMLStreamReader xmlStreamReader = null;
try (InputStream is = new ByteArrayInputStream(baos.toByteArray())) {
xmlStreamReader = xmlInputFactory.createXMLStreamReader(is);
}
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(rsaKeyPair.getPrivate());
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
@Test
public void testCamellia128KW() throws Exception {
org.junit.Assume.assumeTrue(bcInstalled);
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("Camellia");
keygen.init(128);
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.CAMELLIA_128_KeyWrap);
keygen = KeyGenerator.getInstance("Camellia");
keygen.init(128);
SecretKey keyWrappingKey = keygen.generateKey();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.CAMELLIA_128;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
XMLStreamReader xmlStreamReader = null;
try (InputStream is = new ByteArrayInputStream(baos.toByteArray())) {
xmlStreamReader = xmlInputFactory.createXMLStreamReader(is);
}
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(keyWrappingKey);
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
@Test
public void testCamellia192KW() throws Exception {
org.junit.Assume.assumeTrue(bcInstalled);
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("Camellia");
keygen.init(192);
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.CAMELLIA_192_KeyWrap);
keygen = KeyGenerator.getInstance("Camellia");
keygen.init(192);
SecretKey keyWrappingKey = keygen.generateKey();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.CAMELLIA_192;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
XMLStreamReader xmlStreamReader = null;
try (InputStream is = new ByteArrayInputStream(baos.toByteArray())) {
xmlStreamReader = xmlInputFactory.createXMLStreamReader(is);
}
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(keyWrappingKey);
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
@Test
public void testCamellia256KW() throws Exception {
org.junit.Assume.assumeTrue(bcInstalled);
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("Camellia");
keygen.init(256);
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.CAMELLIA_256_KeyWrap);
keygen = KeyGenerator.getInstance("Camellia");
keygen.init(256);
SecretKey keyWrappingKey = keygen.generateKey();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.CAMELLIA_256;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
XMLStreamReader xmlStreamReader = null;
try (InputStream is = new ByteArrayInputStream(baos.toByteArray())) {
xmlStreamReader = xmlInputFactory.createXMLStreamReader(is);
}
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(keyWrappingKey);
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
@Test
public void testSEED128KW() throws Exception {
org.junit.Assume.assumeTrue(bcInstalled);
// Read in plaintext document
InputStream sourceDocument =
this.getClass().getClassLoader().getResourceAsStream(
"ie/baltimore/merlin-examples/merlin-xmlenc-five/plaintext.xml");
DocumentBuilder builder = XMLUtils.createDocumentBuilder(false);
Document document = builder.parse(sourceDocument);
// Set up the Key
KeyGenerator keygen = KeyGenerator.getInstance("SEED");
keygen.init(128);
SecretKey key = keygen.generateKey();
// Set up the Key Wrapping Key
XMLCipher cipher = XMLCipher.getInstance(XMLCipher.SEED_128_KeyWrap);
keygen = KeyGenerator.getInstance("SEED");
keygen.init(128);
SecretKey keyWrappingKey = keygen.generateKey();
cipher.init(XMLCipher.WRAP_MODE, keyWrappingKey);
EncryptedKey encryptedKey = cipher.encryptKey(document, key);
// Encrypt using DOM
List<String> localNames = new ArrayList<>();
localNames.add("PaymentInfo");
String encryptionAlgorithm = XMLCipher.SEED_128;
encrypt(encryptedKey, encryptionAlgorithm, document, localNames, key);
// Check the CreditCard encrypted ok
NodeList nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 0);
// XMLUtils.outputDOM(document, System.out);
// Convert Document to a Stream Reader
javax.xml.transform.Transformer transformer = transformerFactory.newTransformer();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
transformer.transform(new DOMSource(document), new StreamResult(baos));
XMLStreamReader xmlStreamReader = null;
try (InputStream is = new ByteArrayInputStream(baos.toByteArray())) {
xmlStreamReader = xmlInputFactory.createXMLStreamReader(is);
}
// Decrypt
XMLSecurityProperties properties = new XMLSecurityProperties();
properties.setDecryptionKey(keyWrappingKey);
InboundXMLSec inboundXMLSec = XMLSec.getInboundWSSec(properties);
TestSecurityEventListener securityEventListener = new TestSecurityEventListener();
XMLStreamReader securityStreamReader =
inboundXMLSec.processInMessage(xmlStreamReader, null, securityEventListener);
document = StAX2DOM.readDoc(XMLUtils.createDocumentBuilder(false), securityStreamReader);
// Check the CreditCard decrypted ok
nodeList = document.getElementsByTagNameNS("urn:example:po", "CreditCard");
Assert.assertEquals(nodeList.getLength(), 1);
}
private void encrypt(
EncryptedKey encryptedKey,
String algorithm,
Document document,
List<String> localNames,
Key encryptingKey
) throws Exception {
XMLCipher cipher = XMLCipher.getInstance(algorithm);
cipher.init(XMLCipher.ENCRYPT_MODE, encryptingKey);
XPathFactory xpf = XPathFactory.newInstance();
XPath xpath = xpf.newXPath();
xpath.setNamespaceContext(new DSNamespaceContext());
EncryptedData builder = cipher.getEncryptedData();
KeyInfo builderKeyInfo = builder.getKeyInfo();
if (builderKeyInfo == null) {
builderKeyInfo = new KeyInfo(document);
builder.setKeyInfo(builderKeyInfo);
}
builderKeyInfo.add(encryptedKey);
for (String localName : localNames) {
String expression = "//*[local-name()='" + localName + "']";
Element elementToEncrypt =
(Element) xpath.evaluate(expression, document, XPathConstants.NODE);
Assert.assertNotNull(elementToEncrypt);
document = cipher.doFinal(document, elementToEncrypt, false);
}
NodeList nodeList = document.getElementsByTagNameNS(
XMLSecurityConstants.TAG_xenc_EncryptedData.getNamespaceURI(),
XMLSecurityConstants.TAG_xenc_EncryptedData.getLocalPart()
);
Assert.assertTrue(nodeList.getLength() > 0);
}
}