System.out.println("Algorithms Supported in this JCE.");
        System.out.println("====================");
        // heading
        System.out.println("Provider: type.algorithm -> className" + "\n  aliases:" + "\n  attributes:\n");
        // discover providers
        Provider[] providers = Security.getProviders();
        for (Provider provider : providers) {
            System.out.println("<><><>" + provider + "<><><>\n");
            // discover services of each provider
            for (Provider.Service service : provider.getServices()) {
                System.out.println(service);
            }
            System.out.println();
        }