@Override
        public boolean onCertificateError(CefBrowser browser,
                                          CefLoadHandler.ErrorCode cert_error,
                                          String request_url,
                                          CefSSLInfo sslInfo,
                                          CefCallback callback) {
          ApplicationManager.getApplication().invokeLater(() -> {
            try {
              CertificateManager.getInstance().getTrustManager().checkServerTrusted(sslInfo.certificate.getCertificatesChain(), "UNKNOWN");
              callback.Continue();
            }
            catch (CertificateException e) {
              callback.cancel();
            }
          });
          return true;
        }
@Override
        public boolean onCertificateError(CefBrowser browser,
                                          CefLoadHandler.ErrorCode cert_error,
                                          String request_url,
                                          CefSSLInfo sslInfo,
                                          CefCallback callback)