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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
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 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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/**
 * Provides interfaces for Diffie-Hellman keys as defined in RSA
 * Laboratories' PKCS #3.
 *
 * <P>Note that these interfaces are intended only for key
 * implementations whose key material is accessible and
 * available. These interfaces are not intended for key implementations
 * whose key material resides in inaccessible, protected storage (such
 * as in a hardware device).
 *
 * <P>For more developer information on how to use these interfaces,
 * including information on how to design <code>Key</code> classes for
 * hardware devices, please refer to the cryptographic provider
 * developer guide:
 *
 * <ul>
 *   <li><a href=
 *     "{@docRoot}/../technotes/guides/security/crypto/HowToImplAProvider.html">
 *     <b>How to Implement a Provider for the Java™ Cryptography Architecture
 *     </b></a></li>
 * </ul>
 *
 * <h2>Package Specification</h2>
 *
 * <ul>
 *   <li>PKCS #3: Diffie-Hellman Key-Agreement Standard, Version 1.4,
 *       November 1993.</li>
 * </ul>
 *
 * <h2>Related Documentation</h2>
 *
 * For further documentation, please see:
 * <ul>
 *   <li>
 *     <a href=
 *       "{@docRoot}/../technotes/guides/security/crypto/CryptoSpec.html">
 *       <b>Java™ Cryptography Architecture API Specification and Reference
 *       </b></a></li>
 * </ul>
 *
 * @since 1.4
 */
package javax.crypto.interfaces;