1 /* 2 * Copyright (c) 1998, 2020, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 /** 27 * Provides classes and interfaces for key specifications and algorithm 28 * parameter specifications. 29 * 30 * <p>A key specification is a transparent representation of the key material 31 * that constitutes a key. A key may be specified in an algorithm-specific 32 * way, or in an algorithm-independent encoding format (such as ASN.1). 33 * This package contains key specifications for DSA public and private keys, 34 * RSA public and private keys, PKCS #8 private keys in DER-encoded format, 35 * and X.509 public and private keys in DER-encoded format. 36 * 37 * <p>An algorithm parameter specification is a transparent representation 38 * of the sets of parameters used with an algorithm. This package contains 39 * an algorithm parameter specification for parameters used with the 40 * DSA algorithm. 41 * 42 * <h2>Package Specification</h2> 43 * 44 * <ul> 45 * <li>PKCS #1: RSA Cryptography Specifications, Version 2.2 (RFC 8017)</li> 46 * <li>PKCS #8: Private-Key Information Syntax Standard, 47 * Version 1.2, November 1993</li> 48 * <li>Federal Information Processing Standards Publication (FIPS PUB) 186: 49 * Digital Signature Standard (DSS)</li> 50 * </ul> 51 * 52 * <h2>Related Documentation</h2> 53 * 54 * For documentation that includes information about algorithm parameter 55 * and key specifications, please see: 56 * <ul> 57 * <li> 58 * <a href= 59 * "{@docRoot}/../technotes/guides/security/crypto/CryptoSpec.html"> 60 * <b>Java™ 61 * Cryptography Architecture API Specification and Reference 62 * </b></a></li> 63 * <li> 64 * <a href= 65 * "{@docRoot}/../technotes/guides/security/crypto/HowToImplAProvider.html"> 66 * <b>How to Implement a Provider for the 67 * Java™ Cryptography Architecture 68 * </b></a></li> 69 * </ul> 70 * 71 * @since 1.2 72 */ 73 package java.security.spec; 74