Java tutorial
//package com.java2s; /** * JBoss, Home of Professional Open Source * Copyright Red Hat, Inc., and individual contributors. * * 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. */ import java.io.ByteArrayInputStream; import java.security.KeyStore; public class Main { private static final String ALGORITHM = "PKCS12"; /** * Check if the file provide is PKCS12 * @param cert certificate to be validated * @param pass password to be provided * @throws Exception to indicate an invalid certificate */ public static void validate(byte[] cert, String pass) throws Exception { try { KeyStore keyStore = KeyStore.getInstance(ALGORITHM); keyStore.load(new ByteArrayInputStream(cert), pass.toCharArray()); } catch (Exception e) { throw new Exception("Certificate is not valid!", e); } } }