Sounil Yu with Cyber Defense Matrix

Industrial Talk/BCC is talking to Sounil Yu, Chief AI Officer at Knostic about "The DIE Triad - Distributed, Immutable and Ephemeral".

The conversation promotes the Barcelona Cybersecurity Congress, scheduled for November 3-5, 2026. Scott emphasizes the importance of cybersecurity and networking opportunities at the event. Sounil Yu, a seasoned cybersecurity professional, discusses the evolving landscape of cybersecurity, particularly the role of AI in making cybersecurity less relevant. He introduces the DIE triad (Distributed, Immutable, Ephemeral) and the Cyber Defense Matrix as frameworks for addressing cybersecurity challenges. Sounil also highlights the need for a cultural shift towards high-velocity engineering and continuous reengineering to stay secure. The discussion concludes with information on how to connect with Sounil and attend the Congress.

Outline

Barcelona Cybersecurity Congress Promotion

Scott introduces the Barcelona Cybersecurity Congress, emphasizing its importance and urging listeners to mark their calendars for November 3-5. The event is described as a must-attend for networking with top cybersecurity professionals from around the world. Scott mentions their own participation and broadcasting at the event, encouraging listeners to join. Contact information and details about the event are available on Industrial Talk.

Introduction to Industrial Talk Podcast

Scott reiterates the importance of the Barcelona Cybersecurity Congress and its alignment with Industrial Talk's mission to celebrate industry professionals. The podcast is described as a platform for celebrating bold, brave, and innovative industry professionals. Scott emphasizes the collaboration with the Barcelona Cybersecurity Congress and the importance of cybersecurity solutions and professionals.

Introduction of Sounil Yu

Scott introduces Sounil Yu, highlighting his extensive experience and expertise in cybersecurity. Sounil's background includes roles at Bank of America and his experience in penetration testing and red team activities. Scott praises Sounil's ability to make complex cybersecurity concepts consumable and understandable. The conversation is set to delve into topics like cybersecurity, AI, and network protection.

Sounil Yu's Background and Philosophy

Sounil shares his 30+ years of experience in cybersecurity, including his role as a chief scientist at Bank of America. He describes his job as running experiments to learn through failures, emphasizing the importance of documenting and explaining what is learned. Sounil discusses the rapid changes in technology and the need for organizations to adapt to new challenges. He introduces the concept of the Cyber Defense Matrix and the DIE triad (Distributed, Immutable, Ephemeral) as tools for understanding and addressing cybersecurity issues.

The Role of AI in Cybersecurity

Sounil explains how AI is accelerating the evolution of cybersecurity, making traditional cybersecurity approaches less relevant. He introduces the concept of high-velocity engineering organizations that constantly build, rebuild, and tear down systems to reduce attack surfaces. Sounil provides examples of how AI tools are enabling organizations to pivot quickly and adapt to new challenges. The discussion touches on the cultural shift needed for organizations to embrace high-velocity engineering and the role of AI in facilitating this change.

The DIE Triad and Cybersecurity

Sounil elaborates on the DIE triad, explaining how distributed, immutable, and ephemeral systems can reduce the burden of security. He discusses the trade-offs between long-lived assets and the benefits of short-lived systems in terms of security. Sounil provides examples of how AI is enabling the creation of ephemeral systems that are less vulnerable to attacks. The conversation highlights the importance of adapting to new technologies and the role of AI in enhancing cybersecurity.

Training the Next Generation of Cybersecurity Profe