Optimizing SBOM Sharing for Compliance and Transparency

August 28, 2024
By Aaron Linskens

5 minute read time

As software development continues to evolve, the critical need for transparent and secure practices in software supply chains remains constant.

One resource that facilitates more transparency: the software bill of materials (SBOM).

This emphasis was at the core of our recent webinar "How to Share SBOMs," led by Dr. Stephen Magill, Vice President of Product Innovation at Sonatype. This session marked a continuation of our in-depth series on leveraging SBOMs effectively within organizational frameworks.

Why Share SBOMs?

As SBOMs remain essential for any company that uses software, Dr. Magill outlined the many reasons that influence organizations to share SBOMs.

SBOMs are indispensable tools for:

• Internal audits, as SBOMs facilitate accurate assessments of software assets to ensure alignment with best practices and internal controls.
• Compliance requirements, since SBOMs help meet legal and regulatory standards that mandate thorough documentation of software inventories.
• Enhanced transparency with third parties, as SBOMs provide clarity and foster trust with external stakeholders, including customers, partners, and regulators.

In terms of compliance, the use of SBOMs becomes much more important given current and impending regulations such as:

• PCI 4.0, which mandates comprehensive tracking of all software components for entities processing cardholder data, to safeguard against security breaches.
• Cyber Resilience Act, which requires the inclusion of SBOMs for software embedded in physical products sold within the European Union (EU).
• U.S. federal regulations, which stipulate the provision of SBOMs for medical devices and software products sold to the government.

These regulations highlight the growing legal and operational imperatives to maintain detailed and accessible software inventories.

Best Practices for SBOM Sharing

Key practices for effective SBOM sharing include the following:

• Regular updates and annotations: Continuously update SBOMs with the latest information on vulnerabilities and compliance status. This ensures all stakeholders can access the most current data, maintaining transparency and trust.
• Use of secure and automated sharing: Employ security and automation in sharing SBOMs to minimize risks associated with manual processes and streamline sharing across stakeholders efficiently.
• Tailor SBOM formats to stakeholder needs: Customize the format and detail of SBOMs based on the specific needs of each recipient or regulatory body. This tailored approach ensures that the information is both relevant and actionable for all stakeholders.

Adopting these practices not only meets regulatory requirements, but also fosters trust among customers and partners regarding software security practices. This approach enhances software security and transparency with external parties.

Sonatype SBOM Manager: A Tool for Compliance and Transparency

Sonatype SBOM Manager is designed to enhance the value and security of sharing SBOMs within and outside an organization. It is a tool that helps you meet compliance requirements and secure software supply chains.

Enhance SBOM Value With Annotations

SBOM Manager allows organizations to annotate SBOMs, providing additional context that can be critical for external stakeholders, such as regulators, customers, and partners.

These annotations can include vulnerability exploitability exchange (VEX) formatting, which details the relevance of vulnerabilities in the context of the specific deployment.

This includes marking vulnerabilities that are not applicable to the current environment, thereby preventing unnecessary alarms and focusing attention on genuine threats.

Secure Methods of SBOM Sharing

Security during distribution of SBOMs is paramount to prevent unauthorized access and potential tampering.

SBOM Manager employs several methods to ensure SBOMs are shared securely:

• Secure delivery portals: Instead of traditional methods such as email, which can be insecure, SBOM Manager integrates with secure delivery portals that ensure encrypted transmission and controlled access to SBOMs.
• Multiple format support: SBOM Manager supports various formats like SPDX and CycloneDX, allowing organizations to choose the format that best fits their and their stakeholders' needs.

Verify Regulatory Compliance Before Sharing

Ensuring SBOMs meet all regulatory requirements before they are shared is critical for compliance.

SBOM Manager helps organizations verify that every SBOM adheres to relevant standards and regulations with the following features:

• Compliance checks: SBOM Manager checks SBOMs against a set of predefined compliance criteria, which are continuously updated to reflect the latest regulatory requirements.
• Integration with compliance frameworks: The tool aligns with frameworks like NIST's risk management framework, ensuring that SBOMs support compliance not only at the point of sharing but throughout the software development life cycle.

Looking Forward: Continuous Monitoring and Beyond

By adopting these best practices and leveraging the right tools, organizations can not only meet stringent regulatory demands, but also strengthen their software supply chains against emerging threats.

To watch a recording of this webinar (which includes a demo of SBOM Manager) and to register for future webinars, check out the SBOM Manager Spotlight Webinar Series.

Written by Aaron Linskens
Aaron is a technical writer at Sonatype. He works at a crossroads of technical writing, developer advocacy, and information design. He aims to get developers and non-technical collaborators to work better together in solving problems and building software.