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Mitigating Software Supply Chain Risk with Egress Observability

The modern software development paradigm enables rapid innovation, but developer reliance on third-party libraries, frameworks, and external services can introduce software supply chain risk as a result.

Rob Genova
June 25, 2024

Modern developers increasingly rely on a complex web of external services, open source libraries, and third-party frameworks to drive business value as efficiently and effectively as possible. While beneficial for rapid innovation, this approach can introduce significant risk due to heavy reliance on a "software supply chain". Vulnerabilities, malicious code, and quality issues embedded within the various third-party components that comprise a modern system can cause significant harm to an organization from both an operational reliability and a security perspective. To mitigate these risks, comprehensive visibility into the egress traffic from your production environments is paramount.


Understanding the Software Supply Chain

Modern Software is Highly Interconnected

Modern software systems are rarely built in isolation. They depend heavily on third-party dependencies, open-source projects, and integrations with various external services. This complexity creates several key issues:

  • Third-Party Dependencies: Many software applications rely on third-party libraries and frameworks, which may harbor undiscovered vulnerabilities or be subject to inadequate update practices.
  • Open Source Risks: Open-source software, while cost-effective and widely adopted, can be a target for attackers. Malicious actors may inject harmful code into popular open-source projects, compromising any projects or platforms that adopt these components.
  • Insufficient Vetting: Engineering teams often integrate third-party components without thorough security vetting, increasing the risk of incorporating insecure or unverified software into their systems.
  • Complex Integration: The integration of diverse components from multiple sources can create complex dependencies, making it difficult to identify and resolve security gaps and operational issues.
  • Malware Insertion: Attackers can infiltrate the open source development process, inserting malware at a given stage - during code development, build processes, or through compromised software updates.
  • Version Control and Updates: Keeping track of all components and ensuring they are updated to the latest secure versions is challenging, leaving systems vulnerable to known exploits.


Consequences of Ignoring Software Supply Chain Risks

Ignoring software supply chain risks can lead to severe and far-reaching consequences, including:

  • Operational Disruptions: Malicious code or integration issues can cause software malfunctions, leading to downtime and service disruption.
  • Security Breaches: Vulnerabilities in third-party components can be exploited, leading to unauthorized access, data breaches, and other security incidents.
  • Reputation Damage: Security incidents resulting from supply chain vulnerabilities can severely damage an organization's reputation and customer trust.
  • Compliance Violations: Failing to manage software supply chain risk can result in non-compliance with industry regulations and standards, which can lead to legal or financial exposure.


Mitigate Software Supply Chain Risk with Qpoint

By gaining comprehensive visibility into egress traffic flows, operators can identify, track, and manage the interactions between their core applications, local dependencies, and external systems. This capability is crucial to mitigate any risks, vulnerabilities, or instability that may have been introduced by third-party libraries or open source tools, and can be accomplished by ensuring that all outgoing communications are legitimate, reliable, secure, and compliant with the organization’s policies.

Get Started with Observability

With Qtap, operators can mitigate supply chain risk with an easily deployed and extensible eBPF-based egress observability solution that can discover external dependencies, monitor egress traffic, alert on anomalous behavior, and scan for sensitive data exfiltration. Here are just a few of Qtap’s capabilities:

  • Endpoint Discovery: Create a catalog of the sources and destinations for all egress traffic to serve as a baseline to enforce security policies, manage access controls, and detect potentially malicious activities.
  • Monitoring & Alerting: Continuously monitor egress traffic and set up real-time alerts for anomalous behavior, to enable your team to swiftly detect and address issues with third-party dependencies.
  • Audit Logging: Maintain a comprehensive log for all egress traffic from your core applications to ensure traceability and accountability for security and compliance purposes.
  • Forensic Analysis: Enable developers to swiftly pinpoint and resolve production issues by making precise, actionable request level data available.
  • PII Mapping: Monitor for PII in traffic flows and generate exfiltration maps to determine which workloads are sending requests that contain specific types of sensitive information.



Software supply chain risk is ever-present in the modern software development landscape, as reliance on third-party libraries, open-source components, and external services continues to grow. Mitigating this risk starts with comprehensive visibility into the egress traffic generated by production applications and by extension, their dependencies. Qtap provides the essential tools to address these challenges by enabling platform teams and operators to proactively manage and secure their software supply chain - ultimately enhancing overall system reliability and protecting the organization from potential harm.

Are you interested in getting visibility into the egress traffic from your core applications and the third-party software and libraries running on your production networks?

Explore how Qpoint's flagship observability product Qtap can enable your team to enhance egress observability and increase operational resilience in the face of the complexity created by your third-party dependencies and external service integrations.