DHG14.java

/*
 * Copyright 2010 netling project <http://netling.org>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
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 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * This file may incorporate work covered by the following copyright and
 * permission notice:
 *
 *     Licensed to the Apache Software Foundation (ASF) under one
 *     or more contributor license agreements.  See the NOTICE file
 *     distributed with this work for additional information
 *     regarding copyright ownership.  The ASF licenses this file
 *     to you under the Apache License, Version 2.0 (the
 *     "License"); you may not use this file except in compliance
 *     with the License.  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 *      Unless required by applicable law or agreed to in writing,
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package org.netling.ssh.transport.kex;

/**
 * Diffie-Hellman key exchange with SHA-1 and Oakley Group 14 [RFC3526] (2048-bit MODP Group).
 * <p/>
 * DHG14 does not work with the default JCE implementation provided by Sun because it does not support 2048 bits
 * encryption. It requires BouncyCastle to be used.
 */
public class DHG14
        extends AbstractDHG {

    /** Named factory for DHG14 key exchange */
    public static class Factory
            implements org.netling.ssh.common.Factory.Named<KeyExchange> {

        @Override
        public KeyExchange create() {
            return new DHG14();
        }

        @Override
        public String getName() {
            return "diffie-hellman-group14-sha1";
        }

    }

    @Override
    protected void initDH(DH dh) {
        dh.setG(DHGroupData.G);
        dh.setP(DHGroupData.P14);
    }

}