1 /** 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 20 package org.apache.wss4j.common.crypto; 21 22 23 /** 24 * This interface describes a way to encrypt and decrypt passwords. It allows a way to store 25 * encrypted keystore passwords in Merlin Crypto properties file, that can be decrypted before 26 * loading the keystore, etc. 27 */ 28 public interface PasswordEncryptor { 29 30 /** 31 * Encrypt the given password 32 * @param password the password to be encrypted 33 * @return the encrypted password 34 */ 35 String encrypt(String password); 36 37 /** 38 * Decrypt the given encrypted password 39 * @param encryptedPassword the encrypted password to decrypt 40 * @return the decrypted password 41 */ 42 String decrypt(String encryptedPassword); 43 44 }