       current_state = state;
       if (current_state == LOW) {
         std::unique_ptr<BearSSL::WiFiClientSecure>client(new BearSSL::WiFiClientSecure);
-        client->setFingerprint(kFingerprint);
+        client->setInsecure();
 
         HTTPClient https;
         if (https.begin(*client, kBaseUrl + String(++pulse_count))) {

          }
          https.end();
        } else {
          Serial.println("Unable to connect.");
        }
      }
    }

  Serial.println();
  Serial.println();

  delay(4000);

  WiFi.mode(WIFI_STA);
  WiFiMulti.addAP(kApSsid, kApPassword);
