Posts Tagged ‘OT cybersecurity’

Increased Number of Cyber Exposed OT/ICS Devices

Exposed OT/ICS Devices Recent data from several tracking sources indicates there has been an increase in the number of public IP addresses with accessible devices using standard OT/ICS protocols – BACnet, Modbus, Fox, Ethernet/IP, S7, and more. Data from three different sources – Censys, ShadowServer, and Shodan – give insight into the number of publicly…

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Modbus Security Issues and How to Mitigate Cyber Risks

Modbus is a commonly used protocol for industrial control systems (ICS), SCADA systems, and operational technology (OT), and is used to establish communication between various devices in a network. Because Modbus-based industrial systems were deployed in isolated (air-gapped) environments, Modbus was designed for reliability, availability, and speed – not security. Therefore, the millions of Modbus…

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