Why this is a different discipline

A corporate laptop that goes down for a patch is an inconvenience. A control system that goes down mid-shift can mean a safety incident, a line stoppage costing real money by the minute, or damaged equipment that takes weeks to replace. OT environments have different uptime requirements, different patching cadences, and often run on hardware and software that's been in service for decades. This practice is built for that reality.

Core Program

The foundation

Network segmentation

Physical and logical separation between plant-floor (OT) and office (IT) networks, built on industrial-grade switching — the foundational control everything else builds on.

Vulnerability management

Systematic risk assessment, prioritization, and remediation across the full asset inventory — not a one-time scan.

Secure remote access

Frameworks that let vendors and support staff do their jobs without exposing the industrial network perimeter.

Incident response & tabletop exercises

A purpose-built playbook and recurring, facilitated cyber tabletop exercises with the leadership team — the difference between a days-long recovery and a multi-hour one.

Rapid deployment

Directing virtual patching and intrusion-prevention rollouts built to move across dozens of sites in days, not quarters — coordinating vendor and internal teams so the work happens in parallel, not one site at a time.

Governance & audit readiness

OT-specific general controls, developed directly with Internal Audit, to standardize access and change management for compliance.

Extended Practice Areas

Beyond the basics

Portable Vulnerability Scanning

A portable, plug-in diagnostic process that passively scans a plant's network with zero production risk, producing a prioritized findings report that becomes the on-ramp into follow-on remediation work — without ever touching a live production system during the assessment itself.

Legacy HMI & Thin-Client Modernization

Many plant-floor HMIs and control systems are old enough that they can no longer be patched conventionally. Modernizing them using thin-client architecture gets equipment supportable again without a full control-system replacement.

Ransomware-Resilient Backup & Rapid Recovery

Purpose-built backup and recovery design for the shop floor — spanning both server-level disaster recovery and PLC-level controls backup, so program logic and configuration can be restored just as fast as the server stack.

OT Asset Visibility & Lifecycle Management

You can't secure or plan around equipment you don't have a real inventory of. A full OT asset inventory and lifecycle-management practice — tracking firmware versions, end-of-life status, and spare-parts availability — is the foundation both security and capital planning run on.

For the standards and frameworks behind this program — NIST CSF, NIST SP 800-82, and IEC 62443 — see the full reference page.

Cybersecurity & Standards Reference →

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