All links and images can be found on CISO Series. Check out this post by Nick Nolen of Redpoint Cyber for the discussion that is the basis of our conversation on this week's episode co-hosted by me, David Spark, the producer of CISO Series, and Geoff Belknap. Joining us is Erika Dean, former CSO, Robinhood. In this episode: Delegation requires accountability The reality of daily decision-making The gap between theory and practice Beyond the advisory role Huge thanks to our sponsor, ThreatLocker ThreatLocker makes Zero Trust practical. With Default Deny, Ringfencing, and Elevation Control, CISOs get real control that's easy to manage and built to scale. Stop threats before they execute and reduce operational noise without adding complexity. See how simple prevention can be at ThreatLocker.com/CISO
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How To Tell When a Vendor is Selling AI Snake Oil
All links and images can be found on CISO Series. Check out this post by Christofer Hoff of Truist for the discussion that is the basis of our conversation on this week's episode co-hosted by David Spark, the producer of CISO Series, and Caleb Sima, builder, WhiteRabbit. Joining them is Crystal Chatam, vp of cybersecurity, Speedcast. In this episode: Understanding the fundamentals The grift of superficial expertise Hands-on experience matters A vulnerability at the leadership level Huge thanks to our sponsor, Stellar Cyber By shining a bright light on the darkest corners of security operations, Stellar Cyber empowers organizations to see incoming attacks, know how to fight them, and act decisively â protecting what matters most. Stellar Cyber's award-winning open security operations platform includes AI-driven SIEM, NDR, ITDR, Open XDR, and Multi-Layer AIâą under one unified platform with a single license. With â of the global top 250 MSSPs and over 14,000 customers worldwide, Stellar Cyber is one of the most trusted leaders in security operations. Learn more at https://stellarcyber.ai/. Â
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In the Age of Identity, is Network Security Dead?
All links and images can be found on CISO Series. Check out this post by Ross Haleliuk of Venture in Security for the discussion that is the basis of our conversation on this week's episode co-hosted by me, David Spark, the producer of CISO Series, and Edward Contreras, senior evp and CISO, Frost Bank. Joining us is Davi Ottenheimer, vp, trust and digital ethics, Inrupt. In this episode: Network security isn't dyingâit's evolving The observability layer that can't be replaced What's old is new again The innovation gap Huge thanks to our sponsor, HackerOne Discover how AI innovators like Adobe, Anthropic, and Snap are using AI to find and fix vulnerabilities across the software development lifecycle. HackerOne, the global leader in offensive security solutions, reveals all in the CISOs' guide to securing the future of AI. Download it now to see how AI can strengthen your security posture. Learn more at https://www.hackerone.com/ Â
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How to Manage Configuration Drift
All links and images can be found on CISO Series. Check out this post by Kevin Paige, CISO at ConductorOne, for the discussion that is the basis of our conversation on this week's episode co-hosted by David Spark, the producer of CISO Series, and Geoff Belknap. Joining us is our sponsored guest, Rob Allen, chief product officer, ThreatLocker. In this episode: When configuration drift becomes operational reality The garden that never stops growing From detection to cultural shift The maturity gap Huge thanks to our sponsor, ThreatLocker ThreatLockerŸ Defense Against Configurations continuously scans endpoints to uncover misconfigurations, weak firewall rules, and risky settings that weaken defenses. With compliance mapping, daily updates, and actionable remediation in one dashboard, it streamlines hardening, reduces attack surfaces, and strengthens security. Learn more at https://www.threatlocker.com/
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Is Least Privilege Dead?
All links and images can be found on CISO Series. Check out this post by Kevin Paige, CISO at ConductorOne, for the discussion that is the basis of our conversation on this week's episode co-hosted by David Spark, the producer of CISO Series, and Edward Contreras, senior evp and CISO, Frost Bank. Joining them is Julie Tsai, CISO-in-Residence, Ballistic Ventures. In this episode: Is least privilege dead? Modern tactics, timeless principle Implementation over ideology Pragmatism over purity Huge thanks to our sponsor, Cyera AI is moving fast - can your security keep up? Join the leaders shaping the future of data and AI security at DataSecAI Conference 2025, hosted by Cyera, Nov 12â13 in Dallas. Register now at https://datasecai2025.com/did.
Defense in Depth promises clear talk on cybersecurity's most controversial and confusing debates. Once a week we choose one controversial and popular cybersecurity debate and use the InfoSec community's insights to lead our discussion.