ssl.tar.gz_URL HTTPS_https_https java_https ssl_java https

import java.io.IOException; import java.io.InputStream; import java.net.MalformedURLException; import java.net.URL; import java.net.URLConnection; import javax.net.ssl.HttpsURLConnection; import javax.net.ssl.SSLContext; import javax.net.ssl.TrustManager; import javax.net.ssl.X509TrustManager; public class SSL { public static void main(String[] argv) { System.setProperty("java.protocol.handler.pkgs","javax.net.ssl"); TrustManager[] trustAllCerts = new TrustManager[] { new X509TrustManager() { public java.security.cert.X509Certificate[] getAcceptedIssuers() { return null; } public void checkClientTrusted(java.security.cert.X509Certificate[] certs, String authType) { } public void checkServerTrusted(java.security.cert.X509Certificate[] certs, String authType) { System.out.println("authType is " + authType); System.out.println("cert issuers"); for (int i = 0; i < certs.length; i++) { System.out.println("\t" + certs[i].getIssuerX500Principal().getName()); System.out.println("\t" + certs[i].getIssuerDN().getName()); } } } }; try { SSLContext sc = SSLContext.getInstance("SSL"); sc.init(null, trustAllCerts, new java.security.SecureRandom()); HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory()); } catch (Exception e) { e.printStackTrace(); System.exit(1); } URL url = null; try { url = new URL("https://www.verisign.com/ssl/index.html"); } catch (MalformedURLException mue) { mue.printStackTrace(); System.exit(1); } try { URLConnection connection = url.openConnection(); InputStream is = connection.getInputStream(); byte[] buffer = new byte[1024]; int bytesRead = 0; while ((bytesRead = is.read(buffer)) != -1) System.out.println(new String(buffer, 0, bytesRead)); } catch (IOException ioe) { ioe.printStackTrace(); System.exit(1); } } }