300+ SCADA Protocol Articles & Guides
Deep dives on Modbus, DNP3, IEC 60870-5-101/104, IEC 61850, OPC UA, Profinet, MQTT, IEC 62443, and substation automation — written for practicing engineers.
Energy Management System (EMS): Functions, Architecture, Benefits & Standards
Learn what an Energy Management System (EMS) is, how it works, its functions, architecture, benefits, and the role of IEC 61970 and CIM standards.
WireGuard vs OpenVPN for SCADA Systems: Key Differences
Compare WireGuard vs OpenVPN for SCADA systems, including DNP3 and IEC-104 behavior, latency, reliability, and secure UDP vs TCP design.
Best Free SCADA Software in 2026: 12 Open-Source and Free Platforms Compared
Compare 12 free SCADA software platforms for 2026. Covers Rapid SCADA, SCADA-LTS, JSON-SCADA, Ignition, and more with protocols, tag limits, and download links.
DNP3 vs IEC 61850: Full Technical Comparison of SCADA and Digital Substation Protocols
DNP3-IP, designed for distribution SCADA and remote telemetry, and IEC 61850, built for advanced substation automation and high-speed protection schemes.
How to Monitor SCADA Protocol Traffic (Modbus RTU/TCP, IEC-104, DNP3, IEC-61850)
Learn how to monitor Modbus, IEC-104, DNP3, and IEC 61850 traffic. Capture and analyze SCADA communication over serial and TCP/IP for reliable system performance.
IEC 104 News 2026: Standard Updates, Security & NIS2 Compliance
Stay updated with the latest IEC 104 news for 2026, including IEC TS 60870-5-7 security extensions, standard status, testing updates, and SCADA interoperability.
DNP3 vs IEC 60870-5-104: Which Protocol Is Better for SCADA?
Compare DNP3 and IEC 60870-5-104 for SCADA systems—learn differences in architecture, performance, security, and use cases to choose the best protocol.
IEC-101 vs IEC-104 — Key Differences Explained
Clear technical comparison of IEC-101 vs IEC-104, explaining key differences, communication flow, and how IEC-101 to IEC-104 conversion works.
Originator Address in IEC 60870-5-101 Explained
Learn how the originator address works in IEC 60870-5-101. Understand its role in multi-master SCADA networks, dual-mode stations, and message routing.
How IEC 60870-5-104 Works Over Ethernet — Complete Technical Guide
Learn how IEC 60870-5-104 transmits SCADA data over Ethernet and TCP/IP, including frame structure, connection flow, and real-world implementation tips.
Zero-Trust Architecture for SCADA — Securing IEC 60870-5-104 Systems
Adopt Zero-Trust Architecture for SCADA and IEC 60870-5-104 systems to secure networks, authenticate devices, and prevent insider and external threats.
Balanced and Unbalanced Transmission in IEC 60870-5-101
Explore the differences between balanced and unbalanced transmission in IEC 60870-5, key features, advantages, and applications in SCADA communication systems.
DNP3 vs. IEC 60870-5-101: Key Differences and Similarities in SCADA Protocols
Dive into the key differences and similarities between DNP3 and IEC 60870-5-101 protocols for SCADA/ICS systems, covering addressing, security, interoperability, and more.
Modbus vs DNP3: A Technical Comparison for SCADA Engineers
Technical comparison of Modbus vs DNP3 (IEEE 1815) protocols covering architecture, communication layers, reliability, and cybersecurity.