MQTT - The scary part of IoT

Lundgren struck oil – nearly literally in one case where he spotted an oil pipeline server in the Middle East that was exposed online – after finding an open port on a server last year that led to his ultimate, massive discovery of tens of thousands of open MQTT servers – including airplane coordinates, prison door controls, connected cars, electricity meters, medical devices, mobile phones, and home automation systems. He was able to read in plain text the data sent back and forth between those IoT devices and their servers.

"We could see prison doors open and close," says Lundgren

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