Five Considerations for Securing Your OT Network

Posted: 24th Apr 2026

According to recent research from Fortinet, the number of CISOs who oversee OT infrastructure has tripled over the past two years. Yet, many of those tasked with transforming and securing OT find such ownership challenging because traditional OT networks lack visibility, segmentation, and essential cybersecurity best practices such as patch management. In addition, OT networks are an increasingly attractive target for well-funded threat actors due to the heightened impact and implications of a breach.

Connectivity is also rapidly expanding across OT. Once-siloed areas such as remote sites, factories, plants, and vehicles are now connected into enterprise IT systems, which expose OT networks and devices to untrusted networks like the internet and the cloud. These new connections drastically increase the OT attack surface and expose legacy and unpatched systems to threat actors.

Securing OT also can be difficult because the protocols, hardware, architectures, and priorities differ from enterprise IT.

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