Segmentation Works for OT If Operators Are Paying Attention
Even the best segmentation strategy will fall apart without constant oversight and disciplined operations.
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Even the best segmentation strategy will fall apart without constant oversight and disciplined operations.
Roadmap Focuses on OT Security, Grid Hardening and Incident ResponseA new Department of Energy strategy defines its role as sector risk manager for grid security, prioritizing OT defense, resilience and response - but analysts say it faces execution challenges tied to reduced funding, workforce constraints and reliance on weakened federal partners.
Fortinet's Rashish Pandey on Security Leadership, Regulation and IT-OT ConvergenceAI is transforming businesses, but it is also expanding the attack surface and accelerating risk. Rashish Pandey, VP of marketing at Fortinet, explains why CIOs and CISOs must share accountability, unify platforms and prepare for a future defined by regulatory complexity and AI-powered threats.
OTsec Canada Chairman on Balancing Wellness, Collaboration and ComplianceOrganizations defending critical infrastructure must shift from compliance-focused strategies to holistic resilience. Ahead of the OTsec Canada Summit, Énergir CISO Martin Laberge outlines why people-first leadership and national coordination are essential for OT security resilience.
CS4CA Europe London Event Chair Wayne Harrop on OT Risk and CollaborationCritical infrastructure providers are facing a volatile geopolitical landscape that could lead to cyberattacks and business disruptions. In advance of the CS4CA Europe London Conference (Sept. 30 - Oct. 1, 2025), conference chair Wayne Harrop shares key cyber strategies to counter enterprise threats.
Speaker for Upcoming CS4CA Europe London Event Discusses OT Risk and CollaborationIT and OT teams at critical infrastructure companies face the imperative of balancing digitalization and automation with cybersecurity. In advance of the CS4CA Europe London Conference (Sept. 30 - Oct. 1, 2025), event speaker Marta Majtenyi previews some of the major themes.
Sydney Trains' Maryam Shoraka on Identifying the Blind Spots in OT SystemsIT organizations can apply multiple frameworks to help reduce risk, but relying on them in OT environments could create blind spots. Security leaders must rethink compliance-driven strategies and adapt controls to meet the unique demands of industrial systems, said Sydney Trains' Maryam Shoraka.
Claroty's Grant Geyer on IT-OT Convergence and Cyber-Physical SystemsTraditional asset inventory approaches fall short in OT environments where programmable logic controllers and legacy systems create unknown risks, says Grant Geyer, chief strategy officer at Claroty. Accurate asset inventory requires querying these systems in their native protocols to assess risk.
ColorTokens' Rajesh Khazanchi on Securing Convergent IT, OT and IoT SystemsThe rise of insider attacks, OT-IT convergence and vulnerabilities in IoT devices are threats to previously isolated manufacturing systems. Rajesh Khazanchi, CEO at ColorTokens, says an enterprise microsegmentation platform and a containment strategy can protect interconnected IT, OT and IoT systems.
A comprehensive guide authored by Dean Parsons emphasizes the growing need for specialized ICS security measures in the face of rising cyber threats
Ilionx's Trish McGill on Tackling Geopolitical Risks and Human BarriersSecurity leaders face significant challenges in securing OT environments, especially with increasing geopolitical disruptions and psychological barriers. Trish McGill, IT and OT cybersecurity expert at Ilionx, emphasized the importance of addressing these psychological factors to bridge the IT-OT divide.
Barry Mainz Discusses Asset Visibility, Security and Risk Management Outside ITForescout CEO Barry Mainz highlights the growing risks associated with OT and IoT devices and how cybersecurity strategies must evolve to address these challenges. He emphasizes the need for visibility, classification and robust risk assessment to manage these vulnerabilities effectively.
Also: Implications of a Critical Linux Utility Backdoor; Focus on Cloud SecurityIn the latest weekly update, ISMG editors discussed key insights on OT security from the Cyber Security for Critical Assets Summit in Houston, the implications of a critical Linux utility found to have a backdoor, and a CISO's perspective on comprehensive cloud security strategy.
Rami Raulas on Why SSH Plans to Invest in Zero Trust, OT Defense and Quantum SafetyIn his first week in his new role as interim CEO of SSH Communications Security, Rami Raulas shares insights on the company’s strategic focus on zero trust, operational technology security, and quantum-safe cryptography to address evolving cybersecurity challenges.
Despite a focus on the future, there's no indication of how well the cybersecurity basics needed to stay safe are being applied.