OPC UA Articles – Architecture, Modeling and Industrial Insights
This section gathers technical articles on OPC UA architecture, information modelling, runtime systems and industrial data integration.
The content is written for engineers and technical decision-makers working on real OPC UA systems, not theoretical implementations.
Topics include OPC UA middleware architecture, model-driven approaches, interoperability, migration strategies and industrial deployment constraints.
Explore OPC UA Topics
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Secure Deployment of Industrial Communication Protocols
Read more: Secure Deployment of Industrial Communication ProtocolsIndustrial communication protocols are critical to modern automation, but many lack built-in security. This article explains how to secure them using a risk-based approach, combining IEC 62443, segmentation, gateways, and secure architectures.
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OPC UA Information Modeling Best Practices
Read more: OPC UA Information Modeling Best PracticesA critical industrial reading of the OPC Foundation UA Modelling Best Practices whitepaper, covering naming, backward compatibility, composition, data granularity, and the limits of specification-driven OPC UA modeling.
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The “Browse Path” Myth in OPC UA
Read more: The “Browse Path” Myth in OPC UAOPC UA does not define any textual Browse Path. This article explains why string-based navigation is a non-standard abstraction that contradicts the OPC UA information model.
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OPC UA Status codes
Read more: OPC UA Status codesOPC UA Status codes. Understand OPC UA StatusCodes, severity levels and diagnostic meanings to interpret Good, Bad and Uncertain results in real industrial systems.
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The 5 Architectural Mistakes When Choosing an OPC UA Server
Read more: The 5 Architectural Mistakes When Choosing an OPC UA ServerThe 5 Architectural Mistakes When Choosing an OPC UA Server. OPC UA has become the standard industrial interoperability platform. Today, dozens of products are marketed as OPC UA servers, and selecting one may appear straightforward. However, a frequent mistake is to assume that all OPC UA servers solve the same architectural problem. In reality, OPC…
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OpenOpcUa – 2025‑2026 Evolution: Stability, Performance & Industrial‑Grade Reliability
Read more: OpenOpcUa – 2025‑2026 Evolution: Stability, Performance & Industrial‑Grade ReliabilityOpenOpcUa – 2025‑2026 Evolution: A nine‑month transformation bringing stronger HA, faster VPI/VFI operations, optimized database connectivity, and a more resilient OPC UA server coreappear straightforward. However, a frequent mistake is to assume that all OPC UA servers solve the same architectural problem. In reality, OPC UA servers available on the market fall into very different…