April 2017
Intermediate to advanced
280 pages
6h 18m
English
Content preview from MQTT Essentials - A Lightweight IoT ProtocolBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Testing the MQTT TLS configuration with MQTT-spy
There is another very popular utility to generate MQTT clients that can subscribe to topics and publish to topics: MQTT-spy. This utility is open source and can run on any computer that has Java 8 or a higher version installed on it. You can find more information about MQTT-spy at http://kamilfb.github.io/mqtt-spy. The options to establish a connection with an MQTT server with a certificate authority certificate file are similar to the ones we analyzed for MQTT.fx. However, in case you also want to work with this utility, it is convenient to analyze them in detail.
Now, we will use the MQTT-spy GUI utility to generate another MQTT client that uses an encrypted connection to publish messages to the ...
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