Firewall Configuration & Installation
We specify, install, and configure industrial firewalls — Fortinet, Palo Alto, Cisco, and OT-specialized appliances — using ISA/IEC 62443 zone-and-conduit principles. Rules are documented, version-controlled, and reviewable.
/ What's included
Scope of work
OT-grade firewalls specified, installed, and configured — IT/OT separation, allow-listing, deep-packet inspection where it earns its keep.
Helps with: IT/OT separation, segmentation between plant zones, secure remote sites.
- Hardware selection sized for the site and traffic
- Rule-set design with allow-listing where practical
- VPN, IPSec, and site-to-site tunnel configuration
- Logging, alerting, and change management
- Annual rule review and cleanup
/ Where this fits
Typical use cases.
- 01IT/OT firewall between corporate and plant SCADA
- 02Site-to-site tunnels between treatment plant and admin office
- 03Replacement of legacy unmanaged routers at remote sites
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