LLM-Generated OT Security Configuration for Industrial Automation

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Solution Overview

Problem

Configuring OT networks for security is time-consuming, resource-intensive, prone to human error, and difficult for laypeople to maintain due to the constantly changing nature of OT network security, even for experts who may lack knowledge and wish to avoid hiring specialists.

Innovation Solution

An LLM-based OT network security assistant trained on user data, industry standards, and OT network incident logs generates configuration files and recommendations for securing the network, providing textual outputs to policy managers and applying role-based access control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual configuration methods are used for OT network security, then security expertise can be applied, but the process becomes time-consuming and resource-intensive

Engineering Contradiction:
Improvesecurity configuration reliabilityVSAvoidconfiguration time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system enables automated self-service configuration where the OT network security configuration is generated automatically based on input parameters without requiring manual intervention from security experts. The automated generation process handles the complex security configuration tasks, freeing up expert time while maintaining high reliability through algorithmic consistency and best practice integration.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system performs preliminary actions by pre-configuring security settings based on standardized templates and best practices before deployment. This allows security configurations to be prepared in advance using automated processes, reducing the time required during actual deployment while ensuring reliability through proven security patterns.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If security experts manually configure OT networks, then high security standards can be achieved, but the process is tedious and resource-intensive

Engineering Contradiction:
Improvesecurity standard complianceVSAvoidconfiguration efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system replaces the mechanical process of manual security configuration with an automated computational system. Instead of experts manually reviewing and configuring each security parameter, the system uses automated algorithms to generate secure configurations, significantly improving productivity while maintaining compliance through integrated security standards and best practices.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system provides universal security configuration capabilities that can handle multiple OT network scenarios through a single automated platform. It incorporates diverse security standards, protocols, and best practices into a unified system that can generate appropriate configurations for different network types and requirements, improving both efficiency and compliance.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If comprehensive security configuration is implemented, then network security is maximized, but the complexity of staying informed about changing standards increases

Engineering Contradiction:
Improvenetwork security levelVSAvoidknowledge management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system acts as an intermediary between complex security standards and users. It translates intricate security requirements, protocols, and best practices into automated configuration processes, reducing the knowledge management complexity for users while maintaining high security levels through accurate implementation of standards.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system manages complexity by parameterizing security configurations, allowing comprehensive security to be achieved through configurable parameters rather than requiring deep knowledge of all security standards. Users can adjust parameters to achieve desired security levels without needing to understand the underlying complexity of each security protocol and standard.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250291327A1Systems and methods for large language model (LLM) generated security configuration based on system characteristics
Publication Date: 2025.09.18 ROCKWELL AUTOMATION TECH INC
  • US20250291327A1 patent drawing
  • US20250291327A1 patent drawing
  • US20250291327A1 patent drawing

AI summary

A method includes transmitting, from a computing device, a request to generate a configuration file for an industrial automation device disposed within an industrial automation system configured to perform an industrial automation process, wherein the industrial automation device is communicatively coupled to an operational technology (OT) network, transmitting, from the computing device, one or more characteristics of the industrial automation device, the industrial automation system, the industrial automation process, the OT network, or any combination thereof, receiving, at the computing device, the configuration file for the industrial automation device, wherein the configuration file for the industrial automation device was generated using one or more large language models (LLMs) based on the one or more characteristics of the industrial automation device, the industrial automation system, the industrial automation process, the OT network, or any combination thereof, and installing the configuration file on the industrial automation device.