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Wire · technology

Even with OT network visibility, critical infrastructure operators struggle with legacy equipment

Published

7 October 2026

Topic

technology

◆ Sectors

Industrial

◆ Geography

United States

◆ Source

Read at helpnetsecurity.com →

◆ Verified

Fusion42 · 11 October 2026 · Fusion42 review

Critical infrastructure operators face significant challenges securing legacy OT equipment despite deploying multiple security tools, with frequent breaches and rising costs. Integration of IT and OT security remains low, while Frontier AI-driven threats and AI-based defences become major concerns.

This Wire brief sits within Fusion42's coverage of Industrial.

◆ ◆ The Wire takeaway

You must stop adding security tools blindly and focus on retiring or securing legacy OT gear. Bridging your IT-OT teams with automation is your quickest route to cut costs and contain breaches faster.

◆ Coverage

1 source · 7 Oct 2026

◆ Related on Wire

◆ Topics

Industriallegacy-equipmentot-securitycybersecurityai-threatsit-ot-integration