Mail senden via Java nach Telnet-Schema.

Problem: Ich will SSL nutzen. Lösung: STARTTLS senden.

Nur muss man den Socket (von Plain auf SSL umstellen) Links:

• http://juliusdavies.ca/commons-ssl/ssl.html
• http://www.java2s.com/Code/JavaAPI/javax.net.ssl/SSLSocketstartHandshake.htm
• http://qmail.jms1.net/test-auth.shtml

// ich erlaube mal einfach alles ;
            TrustManager[] trustAllCerts = new TrustManager[] {
                new X509TrustManager() {
                    public X509Certificate[] getAcceptedIssuers() {
                        return null;
                    }
                    public void checkClientTrusted(X509Certificate[] certs, String authType) {
                    }
                    public void checkServerTrusted(X509Certificate[] certs, String authType) {
                    }
                }
            };
            SSLContext sc;
            sc = SSLContext.getInstance("SSL");
            sc.init(null, trustAllCerts, new SecureRandom());
            SSLSocketFactory factory = sc.getSocketFactory();
            SSLSocket cmdSocket = (SSLSocket) factory.createSocket(gw, server, 25, false);
            System.out.println("Enabling all available cipher suites...");
            String[] suites = cmdSocket.getSupportedCipherSuites();
            cmdSocket.setEnabledCipherSuites(suites);
            System.out.println("Registering a handshake listener...");
            cmdSocket.addHandshakeCompletedListener(new HandshakeCompletedListener() {
                @Override
                public void handshakeCompleted(HandshakeCompletedEvent e) {
                    System.out.println("ALL IS DONE GA");
                    System.out.println("Using cipher suite: " + e.getCipherSuite());
                }
            });
            cmdSocket.startHandshake();