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SecurityWeek’s ICS Cyber Security Conference is the conference where ICS users, ICS vendors, system security providers and government representatives meet to discuss the latest cyber-incidents, analyze their causes and cooperate on solutions.

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From Implied Trust to Zero Trust for Operational Technology

Wednesday, October 29, 2025
11:40 AM - 12:10 PM
Trippe Room (Breakouts/Breakfast & Lunch Sessions)

About This Session

Today, the once-siloed worlds of operational technology (OT) and information technology (IT) are becoming increasingly interconnected through digital transformation and the need to support scarce or remote workers. This connectivity enhances production by enabling data sharing and leveraging new cloud-based tools that help organizations unlock additional business value.
However, one major drawback of IT/OT convergence is that ever-evolving cyberthreats now have easier access to previously air-gapped OT environments, jeopardizing the benefits of this integration. OT systems are particularly vulnerable because they were originally designed to implicitly trust everything within their environments.
To strengthen protection, organizations should move toward a zero-trust cybersecurity model, one that continuously verifies the trustworthiness of users and devices while controlling access based on contextual information. As more users work remotely and Industrial Internet of Things (IIoT) devices proliferate, organizations must verify every user and device accessing applications and data.
Join this demonstration from Fortinet security experts to learn how zero-trust principles for OT are enabled through the Fortinet OT Security Fabric.

Speaker

Glen Combe

Glen Combe

OT Specialist Systems Engineer - Fortinet

Glen Combe has 26 years of experience in IT and OT operations and has dedicated his career to architecting and implementing secure cybersecurity solutions for operational technology environments. His passion lies in building and optimizing cybersecurity frameworks that align with business objectives while protecting critical infrastructure. Glen specializes in evaluating IT/OT systems, identifying vulnerabilities, and applying tailored security controls to mitigate risks. At Fortinet, he brings deep expertise in industrial cybersecurity, IT/OT convergence, and risk management to drive resilient and future-proofed security solutions.