Manufacturing has become one of the most targeted sectors for ransomware attacks — production line downtime costs manufacturers $5,000–$50,000 per hour, making them attractive extortion targets. At the same time, the convergence of IT and operational technology (OT) networks creates new attack surfaces that traditional MSPs are not equipped to manage.
Manufacturing companies face an IT challenge that is fundamentally different from most other industries: the convergence of information technology (IT) — the computers, servers, and networks that run the business — with operational technology (OT) — the industrial control systems, PLCs, SCADA systems, and robotics that run the factory floor.
This convergence creates powerful efficiency gains. It also creates cybersecurity risks that ransomware groups are actively exploiting.
The Manufacturing Cybersecurity Threat
Manufacturing became the most targeted sector for ransomware attacks in 2025, according to multiple threat intelligence reports. The reasons are clear:
- High downtime cost: Production line downtime costs $5,000–$50,000+ per hour depending on the operation, creating enormous pressure to pay ransoms quickly.
- Legacy OT systems: Many industrial systems run on Windows XP, Windows 7, or purpose-built operating systems that cannot be patched — making them permanently vulnerable.
- Flat networks: Traditional manufacturing environments often have flat network topologies where OT and IT systems are on the same network, allowing ransomware to spread from a business workstation to production systems.
- Supply chain exposure: Manufacturing companies share data with suppliers, logistics providers, and customers — creating multiple attack vectors.
IT/OT Convergence: What Manufacturers Need
- Network segmentation: IT and OT networks must be separated. Production systems should not be reachable from business workstations or the internet without deliberate, controlled pathways.
- Industrial-aware monitoring: Standard IT monitoring tools do not understand OT protocols (Modbus, DNP3, EtherNet/IP). Manufacturers need monitoring that can see OT network traffic without disrupting production.
- Patching strategy for legacy systems: Many OT systems cannot be patched. Compensating controls — network isolation, application whitelisting, logging — must substitute for patching.
- Vendor remote access control: Most manufacturing OT breaches enter through vendor remote access — MES vendors, PLC programmers, SCADA providers. Third-party access must be controlled, monitored, and time-limited.
ERP and Business System Support
Beyond OT, manufacturers run complex business systems — ERP platforms like SAP, Oracle, Microsoft Dynamics, or Epicor — that require specialized IT support. CloudTechForce supports manufacturing ERP environments including:
- Microsoft Dynamics 365 for Manufacturing
- Epicor ERP
- Infor CloudSuite Industrial
- Integration between ERP, MES, and cloud platforms
Cloud Migration for Manufacturers
Many manufacturers are moving business systems to the cloud while keeping OT on-premises — a hybrid architecture that requires careful design. Our [cloud migration services](/cloud-migrations) help manufacturers migrate ERP, business intelligence, and collaboration tools to AWS or Azure while maintaining the air-gapped separation that production systems require.
CloudTechForce for Manufacturers
CloudTechForce provides [managed IT services](/managed-it-services) for manufacturing companies that address both the business IT and OT cybersecurity dimensions of the manufacturing environment. Our [managed security services](/managed-security-services) include industrial network monitoring, incident response, and compliance support for NIST CSF and IEC 62443 — the leading standards for industrial cybersecurity.
Contact us at cloudtechforce.com/free-assessment for a manufacturing IT and OT security assessment.
