Cybersecurity vs Availability
Design redundant, segmented OT architectures that satisfy IEC 62443 security levels without compromising the availability requirements mandated under NIS2.
CyberTRIZ analysis · Seveso contradiction CY001 · one of 8,235 worked contradictions published by CyberTRIZ.AI
Regulations
Business Context
Industrial facilities require continuous system availability to maintain
safe and reliable operations. Cybersecurity controls may introduce
additional restrictions, monitoring, or maintenance activities.
The Contradiction
Stronger cybersecurity improves protection.
Higher availability improves operational continuity.
Why It Exists
Security measures sometimes reduce system accessibility or complicate
maintenance activities within continuously operating facilities.
Direction
Design secure-by-default architectures using redundancy, segmentation,
and resilient recovery mechanisms that maintain both security and
availability.