Posts Tagged ‘BACnet’

BACnet Security Issues and How to Mitigate Cyber Risks

BACnet is a commonly used protocol for building automation and operational technology (OT) systems, and is used to establish communication between various devices in a network. Because BACnet-based building systems were originally deployed in isolated (air-gapped) environments, BACnet was not designed with security. Therefore, millions of BACnet devices are lacking common security mechanisms such as…

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BACnet MS/TP Security Risks and Vulnerabilities

What is BACnet MS/TP? BACnet MS/TP (Master-Slave/Token-Passing) is a widely used communication protocol in building automation and control systems. BACnet MS/TP is implemented with a shared bus and one or more building control devices daisy-chained along the wiring from a controller or a BACnet IP router/gateway. It is commonly used to connect field devices such…

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