EP 17 - Privilege creep and the machine identity surge: Securing the modern enterprise
In this episode of Security Matters, Chris Schueler, CEO of Cyderes, joins host David Puner for a dive into the evolving challenges of enterprise security. The conversation explores the dangers of privilege creep, the explosion of machine identities, and why accountability at every point of interaction is essential for building resilient teams and systems. Chris shares insights on the risks of unmanaged access, the impact of AI and automation on both defense and attack strategies, and practical advice for CISOs and boards on managing identity risk while enabling business transformation. Whether you’re a security leader, practitioner, or simply interested in the future of cybersecurity, this episode delivers actionable guidance and fresh perspectives on safeguarding your organization’s reputation, continuity, and trust.
--------
49:57
--------
49:57
EP 16 - Sensing the signals: The hidden risks in digital supply chains
Modern digital supply chains are increasingly complex and vulnerable. In this episode of Security Matters, host David Puner is joined by Retsef Levi, professor of operations management at the MIT Sloan School of Management, to explore how organizations can “sense the signals” of hidden risks lurking within their software supply chains, from open source dependencies to third-party integrations and AI-driven automation.Professor Levi, a leading expert in cyber resilience and complex systems, explains why traditional prevention isn’t enough and how attackers exploit unseen pathways to infiltrate even the most secure enterprises. The conversation covers the critical need for transparency, continuous monitoring, and rapid detection and recovery in an era where software is built from countless unknown components.Key topics include:How to sense early warning signs of supply chain attacksThe role of AI and automation in both risk and defenseBest practices for mapping and securing your digital ecosystemWhy resilience—not just prevention—must be at the core of your security strategyWhether you’re a CISO, IT leader or security practitioner, this episode will help you rethink your approach to digital supply chain risk and prepare your organization for what’s next.Subscribe to Security Matters for expert insights on identity security, cyber resilience and the evolving threat landscape.
--------
48:38
--------
48:38
EP 15 - Why banks need to treat machine identities like VIPs
In this episode of Security Matters, host David Puner speaks with Andy Parsons, CyberArk’s Director of EMEA Financial Services and Insurance, whose career spans from the British Army to CISO and CTO roles in global financial institutions. Andy shares hard-earned lessons on leadership, risk management, and the evolving cybersecurity landscape in banking—from insider threats to machine identity governance and the rise of agentic AI.Discover why “you can’t secure what you can’t see,” how manual processes fail at scale, and why treating machine identities as “first-class citizens” is no longer optional. Andy also explores the privileged access paradox, dynamic access management, and how AI is reshaping compliance, trading, and operational resilience.Whether you're a security leader, technologist, or financial executive, this episode offers strategic insights and practical steps to future-proof your organization in an era of accelerating digital risk.
--------
45:05
--------
45:05
EP 14 - Beyond secrets: Securing the future of machine identity
In this episode of Security Matters, host David Puner sits down with Matt Barker, CyberArk’s VP and Global Head of Workload Identity Architecture, for a deep dive into the exploding world of machine identities and the urgent need to rethink how to secure them. From his journey co-founding Jetstack and creating Cert Manager to leading CyberArk’s efforts in workload identity, Matt shares insights on why secrets-based security is no longer sustainable—and how open standards like SPIFFE are reshaping the future of cloud-native and AI-driven environments.Discover how machine identities now outnumber humans 80 to 1, why leaked secrets are a "hacker’s buffet," and how workload identity is becoming a cornerstone of Zero Trust architecture. Whether you're a CISO, platform engineer, or just curious about the next frontier in cybersecurity, this episode offers actionable advice and a compelling vision for securing the age of AI agents.
--------
45:38
--------
45:38
EP 13 - Pizza parties and profit margins: The business of cybercrime
Cybercriminals today operate more like startups than stereotypes—complete with org charts, sprint cycles, and pizza parties to celebrate successful breaches. In this episode of Security Matters, host David Puner talks with former CISO and U.S. Air Force veteran Ian Schneller about the evolving sophistication of threat actors and what it takes to stay ahead.From zero-day vulnerabilities and machine identity risks to AI-powered attacks and insider threats, Ian shares practical strategies drawn from his experience in military intelligence, offensive cyber operations, and corporate security leadership. Learn how to build resilience, translate cyber risk into business outcomes, and lead with mission-driven clarity in a threat landscape that never slows down.
Security Matters is your go-to podcast for cutting-edge insights on navigating today’s rapidly evolving digital threat landscape. Featuring expert insights from frontline practitioners, each episode gives you a deep dive into today’s most critical issues, from securing identities to protecting hybrid, multi-cloud and emerging environments to staying ahead of new attack methods and beyond. Because in this increasingly complex world, how you approach security matters.
South Africa