Insights
OTVista blog
Insights on OT cybersecurity regulation, architecture and technology, written by practitioners for engineers, security teams and decision-makers.
Featured post
NIS2 in 2026: what OT operators should have in place now
National NIS2 laws are now being enforced. Here is what energy, water, transport and manufacturing operators should be able to show for their OT environments.
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Regulation7 min
NIS2 in 2026: what OT operators should have in place now
National NIS2 laws are now being enforced. Here is what energy, water, transport and manufacturing operators should be able to show for their OT environments.
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Regulation6 min
The Cyber Resilience Act's reporting duties are live: what changes for OT
Manufacturers must now report actively exploited vulnerabilities and severe incidents. Asset owners should expect more advisories, and suppliers need a working process.
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Architecture8 min
Zones and conduits in practice: segmentation that survives reality
Segmentation diagrams often look perfect and behave very differently. A practical method for zones and conduits that match how your site really works.
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Technology6 min
AI in OT security: where it helps and where it needs guardrails
AI can take the paperwork out of OT security, but control decisions must stay with engineers. A grounded look at useful applications and necessary guardrails.
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Regulation6 min
Preparing for Saudi NCA OTCC: a practical readiness guide
OTCC extends the NCA's Essential Cybersecurity Controls into industrial control systems. Here is how to scope, assess and evidence readiness.
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Best practice5 min
Secure remote access for OT vendors: a 2026 baseline
Remote access remains one of the most common routes into OT. A clear, achievable baseline for vendor and engineering access in 2026.
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