public static void updateProviders(SSLKeyManagerProvider keyManagerProvider,
                                       SSLTrustManagerProvider trustManagerProvider) {
        sKeyManagerProvider = keyManagerProvider;
        sTrustManagerProvider = trustManagerProvider;
        // Clean all context caches.
        SERVER_SSL_CONTEXTS.invalidateAll();
        CLIENT_SSL_CONTEXTS.invalidateAll();
    }
{@link SSLContext}: Every implementation of the Java platform is required
to support the following standard SSLContext protocol: TLSv1
netbare-core/src/main/java/com/github/megatronking/netbare/ssl/SSLEngineFactory.java