This white paper explores how electric utilities can enhance cybersecurity and operational visibility across substations and power grids using real-time OT and IoT network monitoring. It addresses key technical challenges like scalability, bandwidth, and complexity of IEC 61850 protocols. Real-world use cases demonstrate detection of cyberattacks, malware, insider threats, and device malfunctions. The Nozomi Networks solution automates asset inventory, monitors for anomalies, and accelerates incident response—boosting reliability, safety, and cyber resilience across critical infrastructure.

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