All links and images can be found on CISO Series

This week's episode is hosted by David Spark, producer of CISO Series and Mike Johnson, CISO, Rivian. Joining is Jean-Paul Calabio, vp and CISO, Grainger.

In this episode:

• Scanning the map isn't securing the territory
• CFOs don't fund faith
• What your AI inherits
• Nobody owns the gap

Thanks to Jonathan Waldrop, CISO, Acoustic for providing our "What's Worse" scenario.

A 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.

All links and images can be found on CISO Series

This week's episode is hosted by David Spark, producer of CISO Series and Mike Johnson, CISO, Rivian. Joining is Sara Madden, CISO, Convera. This episode was recorded live at BSidesSF 2026.

In this episode:

• Playing vendor roulette
• Confident and wrong
• Making conferences count
• The stakes problem in tabletops

A huge thanks to our sponsor, QuilrAI

Can you tell if an action in your environment was performed by a human — or an AI agent? QuilrAI's Decision Engine evaluates content, context, and intent before actions complete — across browsers, endpoints, SaaS, LLMs, and agents. Not more alerts. Better decisions, in real time. Visit quilr.ai.

A huge thanks to our sponsor, Nudge Security

Get a full inventory of AI assets on Day One of your free trial, even those introduced before you started using Nudge. Get started.

A huge thanks to our sponsor, Zenity

Help shape the future of AI agent security. On May 27th, the AI Agent Security Summit returns to San Francisco. Hear from leading researchers and security pioneers, and usher in the new age of secure AI deployment across the enterprise. Register at zenity.io/ai-security-summit.

All links and images can be found on CISO Series

This week's episode is hosted by David Spark, producer of CISO Series and Michelle Wilson, CISO, Movement Mortgage. Joining is sponsored guest Rob Allen, chief product officer, ThreatLocker.

This show was recorded in front of a live audience at ThreatLocker's conference, Zero Trust World 2026.

In this episode:

• Risk as a daily habit
• AI agents talking to AI agents
• The code on the lock
• Words that shape decisions

A 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.