Wednesday 2nd August 2017

Switch MQTT servers to Let's Encrypt certificates, scheduled 2 years ago

As our self-signed MQTT certificates are expiring soon, we will switch our MQTT servers to use Let's Encrypt certificates.


Impact

  • Applications connecting to our MQTT servers without TLS (on port 1883) will reconnect automatically
  • Applications connecting to our MQTT servers over TLS (on port 8883) will receive a new certificate signed by a different CA than before

User action

  • If you do not use TLS, no action is required
  • If you do use TLS, action may be required: