@Override
  public ServerSecurityService getServerSecurityService() throws InstantiationException {
    return new ServerSecurityService() {
      @Override
      public void validateConnection(SSLSession sslSession, Callback<Void> callback) {

      }

      @Override
      public void validateRequest(RestRequest restRequest, Callback<Void> callback) {

      }

      @Override
      public void close() throws IOException {

      }
    };
  }
Default implementation of {@link ServerSecurityServiceFactory} for Ambry VCR
<p/>
Returns a new instance of {@link ServerSecurityService} that does nothing.
ambry-cloud/src/main/java/com/github/ambry/cloud/AmbryVcrSecurityServiceFactory.java