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IT OT Convergence Are We There Yet

Jack Oden

Integration challenges and security implications of IT and OT network convergence.

Summary

### Realities and Cultural Friction in IT/OT Convergence At 00:00, Jack Oden from Parsons Government Systems presents an operational assessment of the technical and cultural friction between Information Technology (IT) and Operational Technology (OT) teams at the ICS Village.

### The Evolution of Industrial Automation At 05:00, Oden traces the technological evolution of industrial plants. He explains how industrial processes transitioned from isolated pneumatic systems and dedicated serial wiring into networked supervisory control architectures connected via Ethernet and TCP/IP.

### The Cultural Divide: Enterprise IT vs. Plant Engineering At 10:06, the presentation examines the differing priorities governing IT and OT personnel. While IT departments prioritize data confidentiality, regular software patching, and system reboots, plant engineers prioritize continuous availability, process safety, and deterministic real-time control.

### Challenges of Legacy Systems in Production At 14:48, Oden explains why decades-old operating systems remain active in industrial facilities. Taking production lines offline to patch systems introduces substantial financial and operational risks, leading plant operators to resist updates unless absolutely necessary.

### Frameworks for Successful Convergence Concluding between 19:32 and 24:41, Oden outlines a maturity model for IT/OT convergence. He provides guidance for fostering empathy between engineers and security teams, encouraging cross-training and shared governance to protect critical infrastructure without compromising operational reliability.

(AI summary — Gemini Flash)

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Sessions·18 min

  • RSAC
  • ICS / OT
  • Date: Apr 2025
  • Location: San Francisco

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