Beyond the firewall: The inner eye that finds OT’s hidden threats.

See more. Fear less.

Shaping the future of OT cybersecurity — together.

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Vannforsyning er ikke bare samfunnskritisk, men livskritisk. Uten vann stopper både befolkning og beredskap

Svein Roar

Sikkerhetsrådgiver i IVAR IKS

SNOK® — the most flexible cybersecurity platform for early detection of intrusions into operational systems. 3 Steps to Safer OT Operations.

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Keeping essential industries safe and sustainable.

1000

+

Real-time alerts detected

99.9

%

Ensuring 99.9 % operational continuity

45000

Units monitored

Explore guides and insights on industrial cybersecurity.

Case studies
Food Industry

SNOK Cybersecurity Monitoring Solution & Secure-NOK Analysis Service

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White Papers
Oil and Gas

Cybersecurity Challenges for Drinking Water Supply in Norway

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Case studies
Water Industry

Cybersecurity for the Drinking Water Supply in Norway

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Datasheets
Critical Infrastructure

SNOK™ Cybersecurity Monitoring System

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Solution Descriptions
Production Industry

SNOK™ Network Intrusion Detection System

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”We combine deep expertise with integrity and responsibility, moving with agility and enthusiasm to protect what matters most and lead the future of OT cybersecurity.”

Tonje Rønneberg Skei

Chief Executive Officer

Keeping essential industries safe and sustainable.

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Insights from Norway’s Cybersecurity Experts

March 3, 2026

See More. Fear Less. – Securenok Reveals Its New Brand Identity

For the past five months, we’ve been deeply engaged in redefining the visual identity and communication strategy of Securenok.

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February 13, 2026

Bremanger Breach: Lessons from a Norwegian Dam Hack

Earlier this year, unidentified hackers breached the control system of a Norwegian dam  at Risevatnet, in Bremanger. The hackers discovered that the dam had a Human Machine Interface (HMI) exposed on the Internet and was able to gain access by exploiting a weak password.p

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February 13, 2026

How Does Secure-NOK Help Food Manufacturers Manage Cyber Risk?

Download our white paper “Cybersecurity in the Food Industry” for free and gain practical guidanceon how to secure continuity and regulatory compliance in your production environment.

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February 13, 2026

Digitalization: Opportunities and New Risks

Digitalization offers enormous opportunities for efficiency, but it also introduces new risks. When OT systems (Operational Technology) are connected to the internet, vulnerability to attacks increases—attacks that threaten not only data, but also lives, health, and critical societal functions.

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February 13, 2026

What does NIS2 require from owners of OT systems to become compliant?

The NIS 2 Directive is the European Union’s updated and strengthened framework for managing cybersecurity risks across critical and important service providers.

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February 13, 2026

Stricter Security Requirements for Critical Services from 1 October 2025 under theDigital Security Act

O nFriday, 20 June, the Norwegian government decided in a Council of State meeting that the Digital Security Act will enter into force on 1 October 2025. At the same time, the Digital Security Regulation was adopted, entering into force concurrently with the Act.

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Understanding SNOK® — common questions

Operational Technology (OT) security is a specialized field focused on protecting industrial automation and control systems (IACS) from cyber threats. It covers technologies that control critical infrastructure such as power grids, water treatment systems, and production lines inmanufacturing facilities.

We offer the SNOK® platform, a cybersecurity monitoring system designed to detect early signs of intrusions. The solution consists of a unique combination of network sensors (NIDS), endpoint sensors, and PLC sensors, which together provide full visibility into the operational environment.

The risk has increased due to ongoing digitalization and the Industry 4.0 trend, which connects previously isolated production systems with IT networks. Cyberattacks have become a real threat to production continuity, employee safety, and the stability of public services.

IT security focuses primarily on protecting data, while OT security prioritizes the continuity of industrial processes and operational stability. OT systems often rely on legacy devices that do not support traditional security tools such as antivirus software or frequent updates to patch security holes.

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