diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/InfoCard/Xml/KeyInfo/XmlDSig.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/InfoCard/Xml/KeyInfo/XmlDSig.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,76 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_InfoCard
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: XmlDSig.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * Zend_InfoCard_Xml_KeyInfo_Abstract
+ */
+require_once 'Zend/InfoCard/Xml/KeyInfo/Abstract.php';
+
+/**
+ * Zend_InfoCard_Xml_EncryptedKey
+ */
+require_once 'Zend/InfoCard/Xml/EncryptedKey.php';
+
+/**
+ * Zend_InfoCard_Xml_KeyInfo_Interface
+ */
+require_once 'Zend/InfoCard/Xml/KeyInfo/Interface.php';
+
+/**
+ * Represents a Xml Digital Signature XML Data Block
+ *
+ * @category   Zend
+ * @package    Zend_InfoCard
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_InfoCard_Xml_KeyInfo_XmlDSig
+    extends Zend_InfoCard_Xml_KeyInfo_Abstract
+    implements Zend_InfoCard_Xml_KeyInfo_Interface
+{
+    /**
+     * Returns an instance of the EncryptedKey Data Block
+     *
+     * @throws Zend_InfoCard_Xml_Exception
+     * @return Zend_InfoCard_Xml_EncryptedKey
+     */
+    public function getEncryptedKey()
+    {
+        $this->registerXPathNamespace('e', 'http://www.w3.org/2001/04/xmlenc#');
+        list($encryptedkey) = $this->xpath('//e:EncryptedKey');
+
+        if(!($encryptedkey instanceof Zend_InfoCard_Xml_Element)) {
+            throw new Zend_InfoCard_Xml_Exception("Failed to retrieve encrypted key");
+        }
+
+        return Zend_InfoCard_Xml_EncryptedKey::getInstance($encryptedkey);
+    }
+
+    /**
+     * Returns the KeyInfo Block within the encrypted key
+     *
+     * @return Zend_InfoCard_Xml_KeyInfo_Default
+     */
+    public function getKeyInfo()
+    {
+        return $this->getEncryptedKey()->getKeyInfo();
+    }
+}