com.springcryptoutils.core.cipher.symmetric.CiphererWithStaticKey Maven / Gradle / Ivy

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/*
 * Copyright 2012 Mirko Caserta
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this software 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, 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.
 */
package com.springcryptoutils.core.cipher.symmetric;

/**
 * An interface for performing symmetric encryption/decryption using a key which
 * is configured in the underlying implementation.
 *
 * @author Mirko Caserta ([email protected])
 */
public interface CiphererWithStaticKey {

    /**
     * Encrypts/decrypts a message based on the underlying mode of operation.
     *
     * @param message if in encryption mode, the clear-text message, otherwise
     *                the message to decrypt
     * @return if in encryption mode, the encrypted message, otherwise the
     *         decrypted message
     */
    byte[] encrypt(byte[] message);

}