Java tutorial
//package com.java2s; /* * Copyright 2016 Jan Khle * * 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 android.util.Base64; import java.security.cert.CertificateEncodingException; import java.security.cert.X509Certificate; public class Main { public static String toString(X509Certificate certificate) throws CertificateEncodingException { String header = "-----BEGIN CERTIFICATE-----\n"; String cert = Base64.encodeToString(certificate.getEncoded(), Base64.DEFAULT); String footer = "-----END CERTIFICATE-----"; return header + cert + footer; } }