Podcast: Industrial Cybersecurity Insider
Episode: How to Secure OT Environments Without Disruptions with Dan Cartmill, TXOne Networks
Pub date: 2025-02-04

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The cybersecurity challenges of industrial environments are unique and complex, requiring a shift in mindset from traditional IT security strategies.

Dan Cartmill, Sr. Global Product Marketing Director for TXOne Networks, joins Dino Busalachi for this episode. They discuss the critical divide between IT and OT security, why collaboration is essential, and how organizations can take the first steps toward securing their industrial control systems (ICS).

Drawing from his experience in the Royal Australian Navy, IT security, and product marketing, Dan shares key insights on the operational risks of cybersecurity tools, the importance of ownership in security decisions, and why companies must move beyond fear-based approaches to focus on practical, incremental solutions.

If your organization struggles with securing legacy systems, aligning IT and OT teams, or justifying cybersecurity investments, this episode offers real-world strategies and actionable takeaways.

Chapters:

• 00:00:00 - The First Step to Securing OT: Why You Can’t Afford to Wait
• 00:01:00 - Meet Dino and Dan: A Conversation on Industrial Cybersecurity
• 00:01:51 - From the Navy to Cybersecurity: Dan’s Journey into Protecting Industrial Systems
• 00:05:30 - The Biggest Cybersecurity Challenges Facing Industrial Environments Today
• 00:09:00 - IT vs. OT: Who Owns Cybersecurity and Why It Matters
• 00:14:01 - Breaking Down Silos: How Collaboration Can Make or Break Your Security Strategy
• 00:22:35 - Cybersecurity is a Team Sport: How the Right Partners Can Make All the Difference
• 00:25:00 - Think Globally, Act Locally: Why OT Security Must Be Customized for Each Plant
• 00:29:15 - Who Owns OT Security? Why IT and OT Leaders Need a Unified Strategy
• 00:33:00 - The Power of Collaboration: Bringing IT, OT, and Vendors to the Same Table
• 00:36:10 - The Cost of Cybersecurity: Why Companies Struggle to Justify OT Security Investments
• 00:38:45 - Legacy Systems & Cyber Risk: Why Ignoring the Problem is Not an Option
• 00:40:53 - The Takeaway: Why Action Beats Perfection in OT Security

Links And Resources:

• Dan Cartmill on LinkedIn
• TXOne Networks
• Dino Busalachi on LinkedIn
• Craig Duckworth on LinkedIn

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