Whitepaper

Software Supply Chain Integrity and SBOM Obligations under the EU Cyber Resilience Act

A Practical Guide for OSPO Leaders, Security Officers, and Product Teams

Overview

The EU Cyber Resilience Act (CRA) marks a significant shift for anyone building or selling software in Europe. It brings the EU in line with global efforts to make software supply chains more transparent and accountable. The CRA embeds security and transparency requirements into every stage of software development and makes failure to meet essential cybersecurity requirements a matter of regulatory non-compliance. For software producers, this changes the rules. SBOMs, vulnerability management, and open source governance are now legal obligations.

This paper explains what the CRA expects, how it connects to existing open source and supply chain practices, and what practical steps engineering and Open Source Program Office (OSPO) leaders should take now to prepare. The paper also covers how to build compliance into existing workflows and how to do it without slowing development. The paper also includes a three-page CRA Readiness Checklist to help organizations assess their maturity and identify gaps.

What’s Inside

  1. A New Era of Software Accountability
    The CRA reshapes the responsibilities of the software producers, introduces product classification, and shift security accountability from users to manufacturers.
  2. SBOM: The Core of Software Supply Chain Transparency
    Unlike voluntary frameworks, the CRA turns SBOM generation into a legal obligation tied to product conformity. The goal is simple: know what you ship so you can react fast when new vulnerabilities appear.
  3. Vulnerability Management Under the CRA
    The CRA aligns with emerging EU guidance on coordinated vulnerability handling and disclosure, encouraging coordination between developers, security teams, and national authorities.
  4. Embedding CRA Compliance Into the Software Supply Chain
    Most CRA requirements align with modern DevSecOps practices such as dependency scanning, signed builds, and provenance tracking.
  5. Aligning Teams Around CRA Compliance
    The CRA affects engineers, legal, procurement, IT, and product management. To meet its obligations, these functions must work together under a shared understanding of what “secure by design” means in practice.
  6. Practical Steps for OSPO Leaders
    Sustainable CRA compliance requires automation, monitoring, and documentation. Manual reporting or one-off SBOM generation won’t scale across large product portfolios.
  7. Common Challenges & Mitigation Strategies
    When the CRA takes full effect, organizations will need to demonstrate compliance through documentation and evidence, including SBOMs, vulnerability reports, test results, and security risk assessments.
  8. CRA Full Compliance
    Get a detailed point-by-point list of evidence to have available to prove CRA compliance before the deadline.
  9. Turning Compliance Into Competitive Advantage
    The CRA might feel burdensome at first, but it can also strengthen your company’s position. Customers, partners, and regulators increasingly demand transparency and assurance.
  10. Appendix A: CRA Readiness Checklist
    A practical guide for OSPOs, security, and engineering leaders to assess their CRA compliance readiness. Use this checklist to identify gaps and track progress across governance, SBOM management, vulnerability handling, and documentation readiness.

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