net.siisise.security.key.KDF Maven / Gradle / Ivy
/*
* Copyright 2023 okome.
*
* 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
*
* 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 net.siisise.security.key;
/**
* 鍵導出関数.
* 擬似的な共通鍵を生成する
* ASN.1 から出力まで繋げる予定
*/
public interface KDF {
/**
* 共通鍵のようなものを生成する.
* 他の要素はASN.1 などから読み込む想定.
* @param password パスワードのようなもの(可変長)
* @return DK 共通鍵的なもの(指定サイズ)
*/
byte[] kdf(byte[] password);
}