1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.commons.codec.digest;
19
20 import java.security.MessageDigest;
21
22 /**
23 * Standard {@link MessageDigest} algorithm names from the <cite>Java Cryptography Architecture Standard Algorithm Name
24 * Documentation</cite>.
25 *
26 * @see <a href="http://docs.oracle.com/javase/6/docs/technotes/guides/security/StandardNames.html">Java Cryptography
27 * Architecture Standard Algorithm Name Documentation</a>
28 * @since 1.7
29 * @version $Id: MessageDigestAlgorithms.html 889935 2013-12-11 05:05:13Z ggregory $
30 */
31 public class MessageDigestAlgorithms {
32
33 private MessageDigestAlgorithms() {
34 // cannot be instantiated.
35 }
36
37 /**
38 * The MD2 message digest algorithm defined in RFC 1319.
39 */
40 public static final String MD2 = "MD2";
41
42 /**
43 * The MD5 message digest algorithm defined in RFC 1321.
44 */
45 public static final String MD5 = "MD5";
46
47 /**
48 * The SHA-1 hash algorithm defined in the FIPS PUB 180-2.
49 */
50 public static final String SHA_1 = "SHA-1";
51
52 /**
53 * The SHA-256 hash algorithm defined in the FIPS PUB 180-2.
54 */
55 public static final String SHA_256 = "SHA-256";
56
57 /**
58 * The SHA-384 hash algorithm defined in the FIPS PUB 180-2.
59 */
60 public static final String SHA_384 = "SHA-384";
61
62 /**
63 * The SHA-512 hash algorithm defined in the FIPS PUB 180-2.
64 */
65 public static final String SHA_512 = "SHA-512";
66
67 }