Phi Tech Solutions

Engineering for process plants since 2005

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Process engineering, process control and OT security, in one company.

Phi Tech Solutions has worked in process plants since 2005. PhiSecure is its OT cybersecurity practice, working alongside the company's process engineering, process control and reliability teams.

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A chemical process plant lit at dusk

Batch · safety systems

Chemical plants

Cybersecurity for the control systems running continuous and batch units, and for the safety systems alongside them.

Typical systems in this sector

The control systems and infrastructure we work with

  • Distributed control systems running continuous and batch units, with recipe and batch management
  • Safety instrumented systems with their own logic solvers, engineered and maintained separately from process control
  • Historians and laboratory information systems, where OT data passes to the business network

Key risks in this sector

The services and solutions that address each one
  1. 01

    Safety instrumented systems that share network infrastructure, engineering tools or workstations with the process control system, so that access to one can give access to the other

  2. 02

    Engineering workstations used for both the control and safety systems, which concentrates critical access on a single computer

  3. 03

    Recipe and batch data moving between OT and business systems, where an unauthorized change can affect product quality and safety

  4. 04

    Contractor and vendor access during changeovers and campaigns, when more people are on site and more removable media is in use