MQTT TLS connection to AWS

[seb3s]

Hi James,

Here is a previous answer I gave for something that could be similar.
I’m able to connect to rabbitmq using amqps protocol with such options.
Hope this could help you, cheers,

Sébastien.

MQTT Client, SSL Authenticity error: ‘Authenticity is not established by certificate path validation’

Hello, I don’t know for emqtt as I’ve not used it at all. However, I see that there is a ssl_opts that you should use to give ssl indications to the underlying connection. Here is a set of options I’m using to connect to amqps (param is ssl_options in amqp library), It is erlang ssl_options under the hood so this should give you a starting point. ... ssl_options: [ versions: [:"tlsv1.3"], verify: :verify_peer, cacerts: :public_key.cacerts_get(), …