August 20th, 2018 By Zeljka Zorz
The Internet of Things is full of security holes, and the latest one has been pointed out by Avast researcher Martin Hron: unsecured MQTT servers.
What is MQTT?
The Message Queuing Telemetry Transport (MQTT) protocol is a messaging protocol that’s has been in use for almost two decades, mainly for industrial automation. It is often used to overcome the gap between different protocols, allowing different devices to communicate with each other.
“The protocol is meant as a subscriber/publisher model. It works like an RSS feed: you subscribe to a topic, and once someone publishes something on the topic, the payload is delivered to all subscribers,” Hron explains.
This publish-subscribe messaging pattern requires a message broker.
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