Sector
Chemical
Continuous and batch chemical production with significant process hazards and rigorous safety layers.
foundation-fieldbusprofibushartopc-ua
Typical architecture
DCS control network with an independent SIS layer, batch servers at Level 3 and strict DMZ-mediated data flow.
At a glance
SystemsDCS, SIS, Batch systems, Asset management, Fire & gas
VendorsHoneywell, Emerson, Yokogawa, ABB
Why should I care?
Sector context decides consequence. The same vulnerability carries a different risk in a substation, a treatment plant and a packaging line — prioritise on physical outcome, not CVSS alone.
Key processes
- Reaction
- Separation
- Batch recipes
- Storage and transfer
Safety considerations
- Layer of protection analysis assumptions
- Emergency shutdown systems
- Toxic release prevention
Availability requirements
- Campaign scheduling
- Long, planned turnarounds
Threat patterns
- Safety system interference
- Recipe/IP theft
- Vendor remote access
Relevant incidents
- triton