BEYOND THE FIREWALL: TOP 5 OT CYBERSECURITY TRENDS FOR CANADIAN CISOs TO WATCH IN 2026
Aug 18 - 2025
As a Chief Information Security Officer in Canada’s industrial sector, your purview is expanding beyond the traditional IT network.
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Insights on OT security trends, compliance updates, and best practices.
CASE STUDY
REFINERY OT CYBERSECURITY RISK ASSESSMENT
A leading refinery in the energy sector recognized the urgent need to strengthen the security of its Operational Technology (OT) and Industrial Control Systems (ICS). With the rising sophistication of cyber threats and compliance requirements from ISA/IEC 62443 and the NIST Cybersecurity Framework 2.0, the refinery engaged Arista Cyber to conduct a comprehensive OT Cyber Risk Assessment.
The Challenge
- Limited visibility into OT /assets and vulnerabilities.
- Outdated policies and procedures not aligned with evolving standards.
- Legacy network architecture lacking segmentation and defense-in-depth.
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