From Code to Cloud: Breaking Down Advanced Software Supply Chain Red Teaming Techniques | A Conversation with Paul McCarty | Redefining CyberSecurity with Sean Martin

Guest: Paul McCarty, Software Supply Chain Red Team, GitLab [@gitlab]

On LinkedIn | https://www.linkedin.com/in/mccartypaul/

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Host: Sean Martin, Co-Founder at ITSPmagazine [@ITSPmagazine] and Host of Redefining CyberSecurity Podcast [@RedefiningCyber]

On ITSPmagazine | https://www.itspmagazine.com/sean-martin

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Episode Notes

In this episode of the Redefining Cybersecurity Podcast, host Sean Martin engages in a detailed discussion with Paul McCarty on the intricate web of software supply chain security. McCarty, formerly of SecureStack and now with GitLab, shares his panoramic view on the evolving complexity of application environments and the pivotal role they play in today's digital infrastructure. The conversation pivots around the increasingly multifaceted nature of the software supply chain, highlighted by McCarty's work on an open-source project aimed at mapping out these complexities visually.

Throughout the episode, Martin and McCarty explore the notion of red teaming within the context of the software supply chain. McCarty elucidates the concept of red teaming as an essential exercise in identifying and addressing security vulnerabilities, emphasizing its transition from traditional methods to a more nuanced approach tailored to the software supply chain's intricate demands.

A significant part of their discussion is dedicated to exploring the ten stages of the software supply chain, as identified by McCarty. This segment sheds light on the broad spectrum of components involved, from the developers and their tools to the deployment environments and the underpinning hardware. The dialogue also touches on critical aspects such as the role of containers across various stages and the potential security implications presented by third-party services and cloud components.

The episode wraps up with insights into the shared responsibility model in cloud services, debunking misconceptions about security in the cloud. McCarty stresses the importance of recognizing the extensive attack surface introduced by widespread reliance on public cloud services and the need for a continuous red teaming approach to address these challenges effectively.

Listeners are offered a comprehensive overview of the critical factors contributing to software supply chain security, emphasizing the need for a broader understanding and proactive measures to mitigate risks in this increasingly complex domain.

Key Questions Addressed

• What does red teaming the software supply chain mean and why is it important?
• How has the complexity of software supply chains evolved, and what are the implications for cybersecurity?
• What role do containers play across different stages of the software supply chain, and how do they impact security?

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Resources

4 hour training at CrikeyCon March 23rd: https://crikeycon.com/workshops/

All day training at Adelaide BSides May 16th: https://bsidesadelaide.com.au/agenda-training

Presenting at BrisSEC: https://aisasecuritydays.com.au/brissec-program

Visualizing the Software Supply Chain: https://github.com/SecureStackCo/visualizing-software-supply-chain

VBP Framework: https://gitlab.com/pmccarty/vbp

CrikeyCon - Workshop: Red Teaming the Software Supply Chain: https://crikeycon.com/workshops/#redteam

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