policy Enterprise

Supplier Dependency Risk Management Policy

Enhance supply chain resilience by managing supplier dependency risk, aligned with NIS2, ISO 27001, DORA, and best practices for critical suppliers.

Overview

This policy provides a structured approach to identify, assess, and manage risks related to dependency on critical suppliers, ensuring compliance with leading regulations and best practices while strengthening supply chain resilience.

Mitigates Single Points of Failure

Systematically identifies and reduces reliance on critical suppliers, minimizing operational disruptions.

Aligned with Latest Regulations

Ensures compliance with NIS2, DORA, ISO/IEC 27001:2022, and sector-specific supply chain laws.

Proactive Risk Monitoring

Implements continuous monitoring and annual reviews of supplier dependency risks and mitigations.

Contingency and Diversification Measures

Requires contingency plans and diversification strategies for all high-dependency suppliers.

Read Full Overview
The Supplier Dependency Risk Management Policy (P41) is crafted to address rising regulatory and operational scrutiny of supply chain vulnerabilities. With supply chain attacks and systemic outages increasingly affecting organizations worldwide, the policy goes beyond baseline compliance by instituting a structured, risk-driven process to manage supplier dependencies. Its core purpose is to provide the organization with clear procedures to identify, assess, and mitigate the risks associated with over-reliance on external suppliers, especially those that underpin critical ICT operations. The policy responds directly to major legislative drivers, such as the NIS2 Directive’s Articles 21(3) and 22, by requiring pivotal controls: first, that all essential suppliers (hardware, software, cloud, telecom, managed services, etc.) are categorized by their criticality; second, that a supplier dependency register is established and continually updated to log key information, including whether a supplier is a sole source or if substition is feasible. Annual and event-driven risk assessments are mandated for each key supplier, with clear scoring models to rate dependency and concentration risk. If authorities or sector-wide risk assessments highlight a provider or technology as high risk, this policy ensures the organization’s leadership is informed, and adaptive risk strategies are promptly applied. Operationally, the policy distributes responsibilities among Vendor Management (who own the register and direct evaluations), Risk Management (who integrate findings into enterprise risk decisions), Procurement (who embed diversification into contracts), IT/Operations (who design contingency plans), and the suppliers themselves (who provide assurance data and notifications). For high-dependency areas, the policy requires documented contingency measures, ranging from engaging alternate suppliers, maintaining emergency inventory, ensuring data portability from SaaS vendors, to integrating supplier failure into business continuity plans. A central strength of P41 is its requirement for continuous monitoring: supplier news, security attestation requests (such as receiving SOC reports), and incident alerts feed directly into reassessment routines. Internal Audit annually verifies compliance and tests contingency effectiveness (e.g., simulated supplier outages). At least annually, dependencies, trends, and mitigation progress are presented to top management and reflected in ISMS review cycles. These provisions demonstrate the policy’s ambition: not only to protect against known risks, but to build a framework that swiftly integrates external advisories or regulatory changes. By codifying internal thresholds (like limits on cloud workload concentration) and enforcing robust contract language around notifications, transitions, and subcontractor disclosure, it embeds resilience at every step of the supply chain relationship. Finally, P41 is explicitly positioned as an advanced, value-added policy, optional for some organizations, but offering competitive advantage by signaling mature supply chain risk governance. It is intended for use by all departments interfacing with suppliers, and its alignment with best practices (ENISA, ISO/IEC 27001/27002:2022, DORA) makes it adaptable for industry compliance and audit needs.

Policy Diagram

Supplier Dependency Risk Management diagram illustrating steps for identifying critical suppliers, assessing concentration risk, implementing mitigation and contingency plans, monitoring, and annual reviews.

Click diagram to view full size

What's Inside

Supplier Dependency Register & Risk Criteria

Concentration Risk Limits & Mitigation

Sector-Specific Risk Incorporation (NIS2 Article 22)

Monitoring and Supplier Assurance

Annual Reviews and Audit Provisions

Contractual Clauses for Dependency Risk

Framework Compliance

🛡️ Supported Standards & Frameworks

This product is aligned with the following compliance frameworks, with detailed clause and control mappings.

Framework Covered Clauses / Controls
ISO/IEC 27001:2022
ISO/IEC 27002:2022
NIST SP 800-53 Rev.5
EU GDPR
Art. 28Art. 32(1)(d)
EU NIS2
EU DORA
COBIT 2019

Related Policies

Governance Roles And Responsibilities Policy

Clarifies ownership for supplier risk decisions.

Information Security Policy

Assigns accountability for supplier dependency governance.

Risk Management Policy

Embeds concentration risk into enterprise risk registers.

Third Party And Supplier Security Policy

Baseline security; P41 adds dependency/concentration controls.

Cloud Usage Policy

Applies dependency criteria to cloud service adoption and exit plans.

Outsourced Development Policy

Covers dependency risks in external engineering.

Business Continuity And Disaster Recovery Policy

Plans for supplier outage/substitution scenarios.

Legal And Regulatory Compliance Policy

Ensures contracts/obligations reflect dependency controls.

About Clarysec Policies - Supplier Dependency Risk Management Policy

Effective security governance requires more than just words; it demands clarity, accountability, and a structure that scales with your organization. Generic templates often fail, creating ambiguity with long paragraphs and undefined roles. This policy is engineered to be the operational backbone of your security program. We assign responsibilities to the specific roles found in a modern enterprise, including the CISO, IT Security, and relevant committees, ensuring clear accountability. Every requirement is a uniquely numbered clause (e.g., 5.1.1, 5.1.2). This atomic structure makes the policy easy to implement, audit against specific controls, and safely customize without affecting document integrity, transforming it from a static document into a dynamic, actionable framework.

Role-Based Accountability

Assigns supplier risk tasks to specific enterprise functions, ensuring clear ownership and end-to-end process integrity.

Actionable Dependency Register

Maintains a detailed register of all critical suppliers, tracking dependencies, mitigations, and progress on risk reduction.

Integrated External Risk Intelligence

Rapidly incorporates sector-wide or authority-issued supply chain risk guidance into strategy and supplier controls.

Frequently Asked Questions

Built for Leaders, By Leaders

This policy was authored by a security leader with 25+ years of experience deploying and auditing ISMS frameworks for global enterprises. It's designed not just to be a document, but a defensible framework that stands up to auditor scrutiny.

Authored by an expert holding:

MSc Cyber Security, Royal Holloway UoL CISM CISA ISO 27001:2022 Lead Auditor & Implementer CEH

Coverage & Topics

🏢 Target Departments

Risk Compliance Procurement Vendor Management Governance Security Audit

🏷️ Topic Coverage

Third Party Risk Management Supplier Management Risk Management Compliance Management Governance
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Supplier Dependency Risk Management Policy

Product Details

Type: policy
Category: Enterprise
Standards: 7