1 /*
2 * ====================================================================
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 * ====================================================================
20 *
21 * This software consists of voluntary contributions made by many
22 * individuals on behalf of the Apache Software Foundation. For more
23 * information on the Apache Software Foundation, please see
24 * <http://www.apache.org/>.
25 *
26 */
27 package org.apache.hc.client5.http.ssl;
28
29 import java.security.cert.CertificateException;
30 import java.security.cert.X509Certificate;
31
32 import org.apache.hc.core5.annotation.Contract;
33 import org.apache.hc.core5.annotation.ThreadingBehavior;
34 import org.apache.hc.core5.ssl.TrustStrategy;
35
36 /**
37 * A trust strategy that accepts all certificates as trusted.
38 *
39 * <h2>Security Warning</h2>
40 * This trust strategy effectively disables trust verification of SSL / TLS,
41 * and allows man-in-the-middle attacks. If possible avoid this trust strategy
42 * and use more secure alternatives. For example, for self-signed certificates
43 * prefer specifying a keystore containing the certificate chain when calling
44 * the {@link org.apache.hc.core5.ssl.SSLContextBuilder} {@code loadTrustMaterial}
45 * methods.
46 *
47 * @since 4.5.4
48 * @since 5.0
49 */
50 @Contract(threading = ThreadingBehavior.STATELESS)
51 public class TrustAllStrategy implements TrustStrategy {
52
53 /**
54 * Default instance of {@link TrustAllStrategy}.
55 */
56 public static final TrustAllStrategy INSTANCE = new TrustAllStrategy();
57
58 @Override
59 public boolean isTrusted(final X509Certificate[] chain, final String authType) throws CertificateException {
60 return true;
61 }
62
63 }