Understanding how a smart MQTT broker provides ways to aggregate data streams, keep them consistent, and distribute them securely across a complex network to ensure the success of Internet of Things ...
In this installment of Minimal MQTT, I’m going to cover two loose ends: one on the sensor node side, and one on the MQTT server side. Specifically, I’ll tackle the NodeMCU’s sleep mode to reduce power ...
Billions of connected devices need to communicate and move data effectively across networks and cloud platforms. Here’s why MQTT is the standard protocol. The internet of things (IoT) continues to ...
Last time on Minimal MQTT, we used a Raspberry Pi to set up an MQTT broker — the central hub of a home data network. Now it’s time to add some sensor and display nodes and get this thing running. So ...
A fascinating article from Philip N. Howard at George Washington University asserts that the number of connected devices surpassed the number of people on the planet in 2014 (Fig. 1). The author ...
An MQTT client cannot connect through a data diode because MQTT requires two-way data flow just to send data. Before MQTT data can traverse a data diode, it must be received by a broker and converted ...
As communication systems have improved and expanded in the age of IoT, the need for data security has increased. The MQTT protocol can provide efficient and secure integrating industrial automation ...
Now, let’s run Mosquitto from the command line: root@deb-01:/home/mgibbs# mosquitto 1485602498: mosquitto version 1.3.4 (build date 2014-08-17 03:38:31+0000 ...
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