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June 2020

Exploring OPC UA Security Concepts

    This paper explores what OPC UA Certificates are and what they provide, how they are used in OPC UA, and how they fit into the security ‘stack’ of OPC UA. Additionally, it examines OPC UA encryption methodology and the key concepts of a layered security model.

    OPC and Building Automation

      Most people would immediately associate the OPC and OPC UA communication protocols with industrial automation. For the most part, that perception hasn’t entirely changed, but the evolution of related software solutions has provided a reason to consider OPC technology as part of a more comprehensive automation strategy.