Enterprise Security Architecture in ERP Implementation for Manufacturing and Automotive Industries (TOGAF® & SAP S/4HANA)

In globally operating manufacturing and automotive companies, ERP implementation is no longer just a system upgrade. It must be designed as an enterprise transformation that embeds security and risk management at its core.
https://eaviaer.com/global-erp-security-togaf-sap/amp/

Particularly for Tier-1 suppliers and OEMs, compliance with regulations such as WP.29 UN-R155, ISO 27001, and various data protection laws is mandatory. Enterprise Architects must structurally integrate these requirements into the TOGAF® ADM.
https://thinkit.co.jp/article/34340

TOGAF® ADM provides a framework to design Business, Data, Application, and Technology architectures in a consistent manner. The Open Group guide “Integrating Risk and Security with the TOGAF® ADM” outlines how security and risk should be embedded across all ADM phases.
https://www.studocu.vn/vn/document/truong-dai-hoc-fpt/bao-cao-tai-chinh/togaf-sg-integrating-risk-and-security/122566925

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Core Concepts for Integrating Security into TOGAF® ADM

The TOGAF® guide emphasizes several foundational concepts for embedding security and risk throughout the ADM lifecycle.
https://www.scribd.com/document/1012824299/TOGAF-Integrating-Risk-and-Security-Summary

Preliminary Phase
Define the organization’s risk appetite and security principles as the foundation for all architectural decisions.

Phase A: Architecture Vision
Identify key security stakeholders (CISO, IT Risk, Compliance, QA) and align business vision with security policies.

Phase B: Business Architecture
Establish security policy architecture, trust frameworks between organizations and partners, and business risk models to explicitly link risks with business processes.

Phase C: Information Systems Architectures
Define a security services catalog and classification scheme (based on confidentiality, integrity, availability), forming the logical security architecture.

By embedding these concepts into ERP projects, organizations can move beyond checklist-based security toward true enterprise-level security integration.

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Security Services Catalog as Architecture Building Blocks

The TOGAF® guide defines the Security Services Catalog not as a checklist, but as a set of Architecture Building Blocks (ABBs) that deliver actual protection.

Typical services include:

• Identity & Access Management (IAM)
• Continuity Management (BCP/DR)
• Security Intelligence (Monitoring & Analytics)
• Digital Forensics (Incident Investigation)
• Audit (Logging & Traceability)
• Compliance Management
• Training & Awareness Programs

Enterprise Architects define these as ABBs in Phase C, then map them to Solution Building Blocks (SBBs) such as SAP S/4HANA, SAP GRC, IDaaS, and SIEM in later phases.
https://eaviaer.com/global-erp-security-togaf-sap/amp/

This catalog enables reuse across global entities—for role design, audit logging, and disaster recovery—ensuring consistency across projects.

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Practical Patterns in SAP S/4HANA Implementation

1. IAM Design in Global Templates

In Tier-1 automotive suppliers, IAM becomes the core of the Security Services Catalog.

• Phase B: Define trust frameworks—who can access what, from where, and under which processes
• Phase C: Decompose IAM into:
  • Authentication (SAP Fiori + Identity Provider)
  • Authorization (Role-based access, SoD)
  • Provisioning (User/role lifecycle)
• Phase D/E: Implement using SAP Identity Authentication, Azure AD, SAP GRC

This approach prevents fragmented, ad hoc security design in local projects and enforces governance at the enterprise level.

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2. Continuity Management for BCP/DR

In multi-site manufacturing environments, ERP downtime directly impacts production.

• Phase B: Define business risk models including RTO/RPO per site
• Phase C: Define logical continuity requirements in the catalog
• Phase D/E: Design system replication, DR sites, backup policies, and network redundancy

This ensures BCP/DR is not project-specific but part of a unified enterprise security architecture.

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3. Compliance with WP.29 UN-R155 and Privacy Regulations

Compliance requirements can be structured as a Compliance Management service:

• Maintain a centralized Applicable Law & Regulation Register (WP.29, GDPR, APPI, etc.)
• Map regulations to frameworks like ISO 27001 and NIST CSF
• Link requirements to ERP modules (FI, MM, SD, PP)
• Integrate with Audit services to provide traceable compliance evidence

This enables explainable, audit-ready architecture across domains.

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Implications for Enterprise Architects

To integrate ERP implementation with security and risk management, Enterprise Architects should position the Security Services Catalog as a core EA deliverable:

• Define security principles, risk appetite, and regulatory scope in Preliminary–Phase A
• Develop security policy architecture, trust frameworks, and risk models in Phase B
• Build a Security Services Catalog (IAM, Continuity, Compliance) in Phase C
• Use the catalog to guide solution design (SAP S/4HANA, GRC, IDaaS, SIEM) in Phase D onward

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Conclusion

Embedding security and risk into ERP implementation through TOGAF® ADM transforms security from a compliance afterthought into a core architectural capability.

For manufacturing and automotive enterprises, the Security Services Catalog provides a scalable and reusable foundation that ensures consistency, compliance, and resilience across global ERP deployments.

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Reference Links

• TOGAF® Series Guide: Integrating Risk & Security in the TOGAF ADM (summary)
  https://www.scribd.com/document/1012824299/TOGAF-Integrating-Risk-and-Security-Summary
• TOGAF® Series Guide: Integrating Risk & Security in the TOGAF ADM (study guide copy)
  https://www.studocu.vn/vn/document/truong-dai-hoc-fpt/bao-cao-tai-chinh/togaf-sg-integrating-risk-and-security/122566925
• Global ERP Security Architecture for Tier‑1 Automotive Suppliers with TOGAF×SAP
  https://eaviaer.com/global-erp-security-togaf-sap/amp/
• Automotive cyber security and WP.29 UN‑R155 reference
  https://thinkit.co.jp/article/34340
• TOGAF® Standard – Architecture Content (official online material)
  https://pubs.opengroup.org/togaf-standard/architecture-content/

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Disclaimer

Parts of this article were developed with reference to generative AI suggestions and were reviewed, refined, and supplemented based on the author’s professional expertise and judgment.

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