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Zero-Trust Readiness Audit for a Host Industrial Firm

Industrial cyber-physical security increasingly demands the replacement of static network perimeters with granular identity-centric access controls. The operational readiness audit evaluates technical architecture, policy enforcement, and governance maturity across legacy industrial systems. The resulting framework provides actionable migration baselines to enhance operational resilience against targeted cyber threats.

Työn tavoite

Develop a comprehensive zero-trust readiness audit framework and actionable migration roadmap for industrial operational technology assets.

Toteutussuunnitelma

  • 1.Analyze architectural prerequisites and constraints of industrial zero-trust network access.
  • 2.Formulate multi-dimensional audit criteria covering infrastructure, governance, and workforce competencies.
  • 3.Design a phased rollout roadmap for implementing continuous verification across legacy control systems.

Asiakirjan esikatselu

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Course Project

Degree:
Zero-Trust Readiness Audit for a Host Industrial Firm

Author:

Group

First M. Last

Advisor:

Dr. First Last

City, 2026

Contents

1. Industrial Architecture and Security Governance Context
1.1 Legacy Operational Technology and Purdue Model Constraints
1.2 Threat Landscapes in Interconnected Manufacturing Environments
2. Zero-Trust Verification Framework and Implementation Controls
2.1 Identity Verification and Network Micro-Segmentation
2.2 Continuous Policy Enforcement and Access Control
3. Maturity Assessment Metrics and Audit Results
3.1 Multi-Dimensional Readiness Scoring across Operations
3.2 Diagnostic Baseline and Control Gaps Evaluation
4. Strategic Rollout Priorities and Migration Roadmap
4.1 Phased Implementation and Architectural Migration
Introduction
Conclusion
Bibliography

Introduction

The proposed work examines Zero-Trust Readiness Audit for a Host Industrial Firm. The topic remains relevant due to its practical and theoretical significance, and because current literature still presents multiple competing interpretations and methodological approaches.

The central problem is the inconsistency of existing findings across sources, including differences in definitions, analytical frameworks, and evaluation criteria. This creates a need for a structured synthesis of evidence and concepts.

The objective is to provide a comprehensive analysis of the topic, clarify key terms, and identify the factors that shape the studied processes. The work is organized through research tasks that connect theoretical foundations with applied implications.

Expected outcomes include a coherent overview of the current state of research, reasoned conclusions, and practical implications for further study. Industrial cyber-physical security increasingly demands the replacement of static network perimeters with granular identity-centric access controls. The operational readiness audit evaluates technical architecture, policy enforcement, and governance maturity across legacy industrial systems. The resulting framework provides actionable migration baselines to enhance operational resilience against targeted cyber threats.

4.1 Phased Implementation and Architectural Migration

Executing an operational zero-trust architectural migration within industrial facilities requires structuring implementation criteria around granular access controls and multidimensional readiness diagnostics. Industrial environments historically depend on static perimeter defenses and segmented Purdue model levels, which introduce critical exposure points during remote access activities ("Zero Trust Network Access az Ipari (OT) Kiberbiztonságban," 2025). Consequently, the practical decision to integrate zero-trust network access mechanisms instead of conventional virtual private network solutions hinges on enforcing least-privilege principles, streamlining rule administration, and binding access sessions directly to validated identity attributes ("Zero Trust Network Access az Ipari (OT) Kiberbiztonságban," 2025). However, deploying identity-centric controls across complex operational networks cannot proceed as an isolated technical upgrade. Comprehensive readiness frameworks demonstrate that technical infrastructure capabilities must be balanced with systematic evaluations of organizational processes, personnel data literacy, risk awareness, and institutional culture ("Evaluating Manufacturing Maturity," 2026). Therefore, the practical migration roadmap establishes a phased rollout strategy that measures operational infrastructure readiness alongside human-centered factors before enforcing continuous policy restrictions. By using this diagnostic baseline across technical, procedural, and personnel dimensions, host industrial firms can systematically benchmark their progress, manage architectural integration challenges across legacy automation systems, and direct strategic cybersecurity investments without compromising industrial availability ("Evaluating Manufacturing Maturity," 2026; "Zero Trust Network Access az Ipari (OT) Kiberbiztonságban," 2025). This structured application ensures that security transformations remain technically feasible and operationally sustainable.

References

  1. Evaluating Manufacturing Maturity: A Comprehensive Framework for Industrial Readiness for Zero Defect Manufacturing
    Foivos Psarommatis, Gökan May, Victor Azamfirei et al.
    DOI-linkki
  2. Zero Trust Maturity and Implementation Assessment
    Abbas Kudrati, Binil Pillai
    DOI-linkki
  3. Towards Net Zero Resilience: A Futuristic Architectural Strategy for Cyber-Attack Defence in Industrial Control Systems (ICS) and Operational Technology (OT)
    Parag Acharya, Hariharan Ramachandran, Kenny Awuson David et al.
    DOI-linkki
  4. Introduction of Operational Technology (OT) Security and Industrial Control Systems (ICS)
    Massimo Nardone
  5. Operational Technology (OT) and Industrial Control Systems (ICS) Tools, Standards and Frameworks
    Massimo Nardone
  6. Zero trust network access az ipari (OT) kiberbiztonságban
    Ádám Tóth

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Projekti

SFS 5989 (Finnish Citation)

6 €7 €
  • 10–20 sivua.
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Projekti

SFS 5989 (Finnish Citation)