

The Segment: A Zero Trust Leadership Podcast
Illumio
Attackers are smarter, more sophisticated and move more quickly than ever. If your organization hasn’t been breached yet, odds are you will be. On The Segment, you will hear from industry experts about the latest cybersecurity trends. We will unpack how modern organizations can reduce risk and curtail impact with Zero Trust - a “never trust, always verify” approach to cybersecurity. Join us for The Segment: A Zero Trust Leadership Podcast, brought to you by Illumio.
Episodes
Mentioned books

Sep 29, 2025 • 6min
The Monday Microsegment for the week of 9/29/2025
The Monday Microsegment for the week of September 29th. All the cybersecurity news you need to stay ahead, from Illumio's The Segment podcast.CISA orders an emergency patch after attackers weaponize Cisco firewall flaws.AI and malware are working hand-in-hand, but it’s not actually romanticAnd a string of new breaches could ruin the friendship between customers and major brands.And Michael Adjei joins us for an "Ask the Expert" segment. Head to The Zero Trust Hub: hub.illumio.comRegister to attend The Illumio World Tour: https://www.illumio.com/illumio-world-tour

Sep 22, 2025 • 7min
The Monday Microsegment for the week of 9/22/2025
The Monday Microsegment for the week of September 22nd. All the cybersecurity news you need to stay ahead, from Illumio's The Segment podcast.Travel chaos across Europe after attackers hit airport systemsFactories remain stalled as Jaguar Land Rover hack drags onAnd key cyber intel-sharing law hits a snag in the SenateAnd Scott Smith joins us for a "View from the Street" segment. Head to The Zero Trust Hub: hub.illumio.comRegister to attend The Illumio World Tour: https://www.illumio.com/illumio-world-tour

Sep 16, 2025 • 38min
Assume Breach, Build Trust: Zero Trust Lessons from STCU
In this episode of The Segment, host Raghu Nandakumara sits down with Greg Mitchell, Application Administration Manager at STCU, for a candid, insightful look at what it really takes to drive security and innovation inside a modern, mission-driven financial institution.Greg shares how his team is building resilience from the inside out—applying zero trust principles not as a buzzword, but as a practical, culture-driven framework for protecting core systems. From his roots in school district IT to leading major modernization efforts at STCU, Greg walks us through what it means to lead with intention, assume breach, and drive results with lean teams and strong partnerships.You’ll learn:Why disaster recovery isn’t a one-time exercise, but a team muscle worth training How segmentation led to better cross-team relationships—not just better security The power of small wins (and small apps) to kickstart transformation Why enforcement beats perfection when it comes to securing infrastructure What zero trust really looks like in day-to-day operations—and how to start using tools you already have How STCU is approaching cloud expansion with Illumio 🔐 “Treat it like a business priority, not just a security one.” — Greg Michel This is the employee community you didn’t know you needed—where mindset, momentum, and people-first security converge. Stay Connected with our host, Raghu on LinkedInFor more information about Illumio, check out our website at illumio.com

Sep 15, 2025 • 7min
The Monday Microsegment for the week of 9/15/2025
The Monday Microsegment for the week of September 15th. All the cybersecurity news you need to stay ahead, from Illumio's The Segment podcast.FInsurance claims show ransomware is still king — but AI is giving phishing a major boost.DoubleDragon goes to Washington, posing as a U.S. lawmaker.And scam factories in Asia hit with the U.S. sanctions hammer.And John Kindervag joins us for an "Ask the Expert" segment. Head to The Zero Trust Hub: hub.illumio.comRegister to attend The Illumio World Tour: https://www.illumio.com/illumio-world-tour

Sep 8, 2025 • 6min
The Monday Microsegment for the week of 9/8/2025
The Monday Microsegment for the week of September 1st. All the cybersecurity news you need to stay ahead, from Illumio's The Segment podcast.Fallout continues from the Salesforce-Salesloft supply chain breach.A cyberattack clips the claws of Jaguar Land Rover.Congress races the clock to keep cyber threat intel sharing alive.And Christer Swartz joins us for a "Boos and Bravos" segment. Head to The Zero Trust Hub: hub.illumio.comRegister to attend The Illumio World Tour: https://www.illumio.com/illumio-world-tour

Sep 2, 2025 • 7min
The Monday Microsegment for the week of 9/1/2025
The Monday Microsegment for the week of September 1st. All the cybersecurity news you need to stay ahead, from Illumio's The Segment podcast.Federal agencies scramble in the wake of major cyber lapses.A new ransomware strain uses AI to write its own attacks in real time.And to keep rivals out, hackers are patching the very security flaws they exploit.And John Kindervag joins us for an "Ask the Expert" segment. Head to The Zero Trust Hub: hub.illumio.comRegister to attend The Illumio World Tour: https://www.illumio.com/illumio-world-tour

Aug 25, 2025 • 7min
The Monday Microsegment for the week of 8/25/2025
The Monday Microsegment for the week of August 25th. All the cybersecurity news you need to stay ahead, from Illumio's The Segment podcast.Android VPNs promised users privacy — and tracked them instead.That urgent call from the boss? It may not be the boss.And Apple zero-day flaw makes a picture worth a thousand lines of malicious code.And Trevor Dearing joins us for a "Myth Buster" segment. Head to The Zero Trust Hub: hub.illumio.comRegister to attend The Illumio World Tour: https://www.illumio.com/illumio-world-tour

Aug 19, 2025 • 32min
Live from Black Hat 2025: Mapping Cyber Risk & Preparing for an AI-Driven Future
Recorded live at Black Hat 2025, this episode takes you straight to the frontlines of cybersecurity innovation. Host, Raghu Nandakumara first sits down with Bennett Moe, a cartographer turned N2K CyberWire VP, reveals how mapping skills can turn massive data into actionable cyber insights and why fundamentals still matter in an AI-driven world. Then, Jim Reavis, CEO of the Cloud Security Alliance and ISSA Hall of Famer, shares his urgent warning on cloud risks, the impact of generative AI, and why security leaders must rethink old playbooks.We discussed:How cartography principles help prioritize and visualize cybersecurity data The evolution of AI in security and where it’s moving beyond buzzwords Why fundamentals like security hygiene and the right people in the right roles are still critical Systemic risks in cloud environments and why old security playbooks may no longer suffice How security leaders can become their company’s most informed voices on AI The importance of actionable insights over overwhelming data for decision-makingThe role of cloud as a foundation for AI innovations like ChatGPT Distinguishing between securing AI and defending against AI-powered attacks How continuous learning, communication, and community collaboration are essential in cybersecurity The CSA’s mission and legacy as a navigator for the cybersecurity community Stay Connected with our host, Raghu on LinkedInFor more information about Illumio, check out our website at illumio.com

Aug 18, 2025 • 8min
The Monday Microsegment for the week of 8/18/2025
The Monday Microsegment for the week of August 18th. All the cybersecurity news you need to stay ahead, from Illumio's The Segment podcast.Windows admins, start your updates — the latest Patch Tuesday is a doozy.Hackers are packing RomCom exploits into a popular file-archiving app, but no one’s laughing.And phishers are turning stolen logins into stock pump-and-dump scams.And Aishwarya Ramani joins us for an "Ask the Expert" segment. Head to The Zero Trust Hub: hub.illumio.comRegister to attend The Illumio World Tour: https://www.illumio.com/illumio-world-tour

Aug 11, 2025 • 7min
The Monday Microsegment for the week of 8/11/2025
The Monday Microsegment for the week of August 11th. All the cybersecurity news you need to stay ahead, from Illumio's The Segment podcast.Federal courts scramble to tighten security after sealed files spill in cyber breach.Less than 24 hours in, ChatGPT-5 is already breaking bad.And federal agencies: today's the deadline to apply a critical Exchange fix.And Christer Swartz joins us for an "Ask the Expert" segment. Head to The Zero Trust Hub: hub.illumio.comRegister to attend The Illumio World Tour: https://www.illumio.com/illumio-world-tour