David Spark, Mike Johnson, and Andy Ellis

CISO Series Podcast

Discussions, tips, and debates from security practitioners and vendors on how to work better together to improve security for themselves and everyone else.

Author

David Spark, Mike Johnson, and Andy Ellis

Category

Technology

Podcast website

cisoseries.com

Latest episode

Jul 7, 2026

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Episodes

Managing Risk Has Been a Priority Ever Since You Asked About It (LIVE in NYC) 13.01.2026

All links and images can be found on CISO Series. This week's episode is hosted by David Spark , producer of CISO Series and Matthew Southworth , CSO, Priceline . Joining them is sponsored guest, Saket Modi , CEO, Safe Security . This episode was recorded live at FAIRCON25 in NYC. In this episode: AI won't stay broken Identity before intelligence People decide risk appetite Automate with oversight...

Imagine Scaling Mistakes 5x Faster. Thank You, Automation! (LIVE in NY) 06.01.2026

All links and images can be found on CISO Series. This week's episode is hosted by me, David Spark , producer of CISO Series and Matt Southworth, CISO, Priceline. Joining us is our sponsored guest, Leslie Nielsen, CISO, Mimecast. In this episode: Automating dysfunction Leading without dominating Unglamorous wins Code without comprehension Huge thanks to our sponsor, Mimecast. Cyber threats are get...

How Much Risk Would a CISO Risk if a CISO Could Risk Risk? (LIVE in Boca Raton) 16.12.2025

All links and images can be found on CISO Series. This week's episode is hosted by David Spark , producer of CISO Series and Brett Conlon , CISO, American Century Investments . Joining them are Ryan Barras , CISO, Mount Sinai Medical Center . In this episode: Nobody understands what we do Someone else should fix this Make the audience care Speaking CEO Huge thanks to our sponsor, Dropzone AI Dropz...

I'm Worried That We're Not Worried About the Right Worries With AI 09.12.2025

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 them is their sponsored guest, Danny Jenkins , CEO, ThreatLocker . In this episode: AI for AI's sake Stop selling, start protecting Stop calling everything sophisticated Least privilege, rebranded Huge thanks to our sponsor, ThreatLocker...

You Can't Fall Behind in AI if You Never Start 02.12.2025

All links and images can be found on CISO Series. This week's episode is hosted by me, David Spark , producer of CISO Series, and Mike Johnson , CISO, Rivian . Joining us is John Barrow , CISO, JB Poindexter & Co. In this episode: Building unicorns, not hunting them Cold War frameworks for modern threats Trading dollars for stories Mirror, mirror on the wall Huge thanks to our sponsor, Vanta Vanta...

Why Architect for Human Error When We Can Make People Feel Really Bad About It? 25.11.2025

All links and images can be found on CISO Series. This week's episode is hosted by David Spark , producer of CISO Series and Andy Ellis ( @csoandy ), principal of Duha. Joining them is Richard Rushing , CISO, Motorola Mobility . In this episode Mindset over tools When hygiene becomes risk Systems for actual humans Conversations over compliance Huge thanks to our sponsor, ThreatLocker ThreatLocker®...

Are You Implying This Line Graph Isn't a Compelling Cybersecurity Narrative? 18.11.2025

All links and images can be found on CISO Series. This week's episode is hosted by David Spark , producer of CISO Series and Andy Ellis ( @csoandy ), principal of Duha. Joining them is our sponsored guest, Nathan Hunstad , director, security, Vanta . In this episode: Metrics that matter Testing for real AI as an assistant Intelligence without context Huge thanks to our sponsor, Vanta Vanta automat...

Our CISO Certainly Puts the Tool in Multi-Tool (LIVE in LA) 11.11.2025

All links and images can be found on CISO Series. This week's episode is hosted by David Spark , producer of CISO Series and Jeff Steadman , deputy CISO, Corning Incorporated . Joining them is Quincey Collins , CSO, Sheppard Mullin . This episode was recorded live at the ISSA LA Summit in Santa Monica, California. In this episode:  The foundational debate Strength over breadth Beyond traditional b...

I Don't Just Guess About Effectiveness, I Make Educated Guesses! 04.11.2025

All links and images can be found on CISO Series. This week's episode is hosted by me, David Spark , producer of CISO Series and Andy Ellis ( @csoandy ), principal of Duha. Joining us is Sara Madden , CISO, Convera . In this episode:  Optimizing for reality, not idealism Engineering governance instead of monitoring compliance When AI finds what humans miss The measurement problem Huge thanks to ou...

It's a Little Hard to Evaluate New Solutions When You're Screaming "AI" at Me All the Time (Live in Houston) 28.10.2025

All links and images can be found on  CISO Series. This week's episode is hosted by  David Spark , producer of CISO Series and Jerich Beason , CISO, WM . Joining them on stage is Jack Leidecker , CISO, Gong . This episode was recorded live at HOU SEC CON 2025 . In this episode: The open source sustainability problem AI levels the geopolitical playing field Cutting through AI vendor hype Why the fu...

Dear Abby: Why Should I Trust a Vendor Selling Me Zero Trust? 21.10.2025

All links and images can be found on CISO Series. This week's episode is hosted by David Spark , producer of CISO Series and Dan Walsh , CISO, Datavant . Joining them is our sponsored guest, Rob Allen , chief product officer, ThreatLocker . In this episode: When EDR gets knocked out Red flags in vendor theater Configuration chaos The sticker problem Huge thanks to our sponsor, ThreatLocker ThreatL...

The Difference with AI Red Teaming is We Added the Word AI 14.10.2025

All links and images can be found on  CISO Series. This week's episode is hosted by  David Spark , producer of CISO Series and Andy Ellis , principal of Duha . Joining us is our sponsored guest, Khush Kashyap , senior director, GRC, Vanta . In this episode: Skip the Sermon When to coach versus command Making risk quantification useful Recognizing a distinct discipline   Huge thanks to our sponsor,...

Don't Worry, We'll Get to Solving Your Problem on Slide 87 07.10.2025

All links and images can be found on  CISO Series. This week's episode is hosted by  David Spark , producer of CISO Series and Andy Ellis ( @csoandy ), principal of Duha. Joining them is Daniel Liber , CISO, Monday.com . In this episode: AI security's blind spot problem Vendors don't understand the assignment Marketing budgets overshadow actual innovation Accuracy versus effectiveness Huge thanks...

Time to Choose a Security Vendor: Dart Board or Spin the Wheel? 30.09.2025

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 them is Pavi Ramamurthy , global CISO and CIO, Blackhawk Network . In this episode: We can't promise safe, but we can promise ready Are we accidentally building security nightmares? Being held accountable for things you had no say in Th...

Now That You Mention It I HAVE Heard Some Hype Around These AI Tools 23.09.2025

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 them is Erwin Lopez , CISO, SLAC National Accelerator Laboratory . In this episode: The AI experimentation phase isn't optional When selling security becomes the hardest part of the job Threat actors aren't hacking in anymore We build,...

Wait, SMS Doesn't Stand for "Super Mega Secure?" 16.09.2025

All links and images can be found on CISO Series. This week's episode is hosted by David Spark , producer of CISO Series and Andy Ellis , principal of Duha. Joining us is our sponsored guest, Brian Long , CEO, Adaptive Security. In this episode: Hiring North Korean operatives on a Tuesday AI coding and the death of specifications Deepfake personas beyond video calls The middleman problem with SMS...

We All Agree That Prevention Is the Best Advice We're Never Going to Follow 09.09.2025

All links and images can be found on CISO Series. This week's episode is hosted by David Spark , producer of CISO Series and Andy Ellis , principal of Duha. Joining us is Jason Loomis , CISO, Freshworks . In this episode: Making organizations take their security medicine Building CISO support systems Holding the door for humans Underappreciated risks: beyond the headlines Huge thanks to our sponso...

We're All for a Responsible AI Rollout as Long as It Goes as Fast as Possible 02.09.2025

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 them is Jennifer Swann, CISO, Bloomberg Industry Group. In this episode: Vulnerability management vs. configuration control Open source security and supply chain trust Building security leadership presence AI governance and enterprise risk...

New Study Finds No Email Has Ever "Found You Well" 26.08.2025

All links and images can be found on CISO Series. This week's episode is hosted by me,  David Spark , producer of CISO Series and  Mike Johnson , CISO,  Rivian . Joining us is  David Cross , CISO,  Atlassian . In this episode: Breaking the Sales Cycle Leadership Under Fire Predicting the Unpredictable Security Startups' Security Paradox A huge thanks to our sponsor, ThreatLocker ThreatLocker® is a...

I Just Can't Communicate With the Business. I've Tried Condescension AND Derision. 19.08.2025

All links and images can be found on CISO Series. This week's episode is hosted by me, David Spark , producer of CISO Series and Andy Ellis ( @csoandy ), principal of Duha. Joining us is Gary Chan , CISO, SSM Health . Be sure to check out Gary's security mentalism website: https://www.gschan2000.com . In this episode: Decision-making with incomplete information Translation beats technical expertis...

Impressive! Our AI is Approaching "One 9" of Accuracy. 12.08.2025

All links and images can be found on CISO Series. This week's episode is hosted by me, David Spark , producer of CISO Series and Andy Ellis ( @csoandy ), principal of Duha. Joining us is our sponsored guest, Kevin Tian , co-founder and CEO, Doppel. In this episode:  AI fraud gets on the juice Agentic AI demands a new security mindset The new frontier for social engineering We still need human veri...

They Can't Hack All Our Tools If We Keep Buying New Ones 05.08.2025

All links and images can be found on  CISO Series. This week's episode is hosted by me,  David Spark , producer of CISO Series and   Mike Johnson , CISO,  Rivian . Joining them is their sponsored guest, Rajan Kapoor , CEO of Material Security . In this episode: AI creates security's catch-22 Delegation without abandonment Google's security gaps demand better tools Trust beats sophistication every...

Cosmo Quiz! 23 Ways to Make Your Vendors Obsessed With Your Security Standards 29.07.2025

All links and images can be found on CISO Series. This week's episode is hosted by me, David Spark , producer of CISO Series and Mike Johnson , CISO, Rivian . Joining us is our sponsored guest, Rob Allen , chief product officer, ThreatLocker . In this episode: Large enterprise security demands drive vendor improvements Technical expertise becomes leadership liability without delegation EDR evoluti...

We'll Worry About Recovering From the Attack Once We Ace This Audit 22.07.2025

All links and images can be found on CISO Series. This week's episode is hosted by me, David Spark , producer of CISO Series and Andy Ellis ( @csoandy ), partner, YL Ventures . Joining us is Peter Clay , CISO, Aireon . In this episode: Purple teaming evolution misses operational realities Effective postmortems require systematic failure analysis Risk expertise requires business context over method...

Once You Memorize the Manual, Our User Interface is Very Intuitive 15.07.2025

All links and images can be found on CISO Series. This week's episode is hosted by me,  David Spark , producer of CISO Series and  Andy Ellis  ( @csoandy ), principal, Duha . Joining us is our sponsored guest,  Edward Wu , CEO and founder, Dropzone AI . In this episode:  Building context-aware verification frameworks Understanding why UX fails Moving beyond AI replacement narratives Building for a...

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