Manufacturing Sector Deep Dive on IT/OT Convergence

This report examines the convergence of Information Technology (IT) and Operational Technology (OT) within the manufacturing sector, highlighting the implications for efficiency, cost reduction, and automation. It outlines the historical separation of IT and OT, driven by differing priorities and operational demands, and discusses the role of Industry 4.0 and the Internet of Things (IoT) in facilitating this integration. The document details the increased cybersecurity risks associated with converging IT and OT environments, emphasizing that while integration offers operational benefits, it also expands the attack surface for cyber threats. The report identifies traditional and emerging threats, such as ransomware and supply chain attacks, and discusses the unique challenges posed by converged systems. It provides actionable recommendations for various roles within organizations, including practitioners, managers, and Chief Information Security Officers (CISOs), to enhance security while maintaining operational integrity. The report serves as a supplemental resource to the 2025 Trustwave Risk Radar Report focusing on the manufacturing sector's major threats and trends.