CISO Series Podcast

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.

Episodes

June 24, 2025 38 mins

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 Edward Contreras, senior evp and CISO, Frost Bank. Joining us is Ryan Bachman, executive vice president and CISO, GM Financial.

In this episode

  • Identity consolidation versus simplification
  • Entry-level pathways into cybersecurity
  • Evolution of the CISO role toward business resilience
  • Applying simplific...
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All links and images can be found on CISO Series.

This week’s episode is hosted by me, David Spark (@dspark), producer of CISO Series and Andy Ellis (@csoandy), partner, YL Ventures. Joining us is Alex Hall, CISO, Gensler.

In this episode:

  • Evaluating secure messaging beyond the app
  • Reframing compliance as a business enabler
  • Incremental security investment vs. crisis response
  • Why culture, not punishment, drives secure behavior
  • ...

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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, partner, YL Ventures. Joining us is our sponsored guest, Sam Curry, global vp, CISO at Zscaler. This episode was recorded at a Zscaler event in Boston, MA.

In this episode:

  • Guardrails for decision making under fatigue
  • Preparing for quantum threats
  • Strategic use of generative AI
  • Reassessin...
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All images and links can be found on CISO Series.

This week’s episode is hosted by me, David Spark (@dspark), producer of CISO Series and Andy Ellis (@csoandy), partner, YL Ventures. Joining us is Alexandra Landegger, global head of cyber strategy & transformation, RTX.

In this episode:

  • A cybersecurity fast-track?
  • When Ambition Becomes a Liability
  • Giving the CVE Program the Credit It Deserves
  • Elevating human cyber talent with...
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All links and images can be found on CISO Series.

This week’s episode is hosted by me, David Spark (@dspark), producer of CISO Series and Andy Ellis (@csoandy), partner, YL Ventures. Joining us is Tim Jacobs, vp, CISO, Commonwealth Care Alliance.

In this episode:

  • Starting from zero
  • Prepare for decisive decisions
  • Working back from unacceptable
  • Discovering inefficiencies 

A huge thanks to our sponsor, ThreatLocker

All links and images for this episode can be found on CISO Series.

I host this week’s episode, David Spark (@dspark), producer of CISO Series and Jesse Whaley, CISO, Amtrak. Joining them is their guest Vaughn Hazen, CISO, CN.

In this episode:

  • The classics endure
  • The rules of the rail
  • "Prove It. With data."
  • It's all just software

A hug...

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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark (@dspark), producer of CISO Series and Andy Ellis (@csoandy), partner, YL Ventures. Joining us is our sponsored guest, Saket Modi, co-founder and CEO, SAFE Security.

In this episode:

  • Elevating AI to table stakes
  • Security for the real world
  • Using dynamic models for TPRM
  • The agentic AI augmentation 

Huge than...

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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark, producer of CISO Series, and Andy Ellis, partner of YL Ventures. Their sponsored guest is Jadee Hanson...

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All links and images for this episode 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 Charles Blauner, formerly of Team8 (at time of recording) and now operating partner, Crosspoint Capital.

In this episode:

  • Expanding collective defense
  • Getting talent to the municipal level
  • A mature reporting structure
  • A pill for that cyberail...
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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark, producer of CISO Series, and Andy Ellis, partner, YL Ventures. Joining us is Mandy Huth, svp, CISO, Ultra Clean Technology.

In this episode:

  • Start with good defaults
  • Building talent bridges
  • Don’t forget the humans
  • Differentiating with privacy

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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark, producer of CISO Series and Andy Ellis, partner, YL Ventures. Joining us is Mike D’Arezzo, executive director of infosec and GRC, Wellstar Health Systems.

In this episode:

  • The shift left myth
  • Reconsidering CISO evaluations
  • The power of “how”
  • Building bridges

Huge thanks to our sponsor, ThreatLocker

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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark, producer of CISO Series and Andy Ellis, partner, YL Ventures. Joining us is our sponsored guest Nathan Hunstad, director, security at Vanta.

In this episode:

  • Thinking like AI
  • Building off a solid foundation
  • Start with ownership
  • Following the leader

Big thanks to our sponsor, Vanta

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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark, producer of CISO Series and Christina Shannon, CIO, KIK Consumer Products. Joining them is Jim Bowie, CISO, Tampa General Hospital.

In this episode:

  • A journey, not a destination
  • The difference between pressure and stress
  • Fighting commodity deepfakes
  • Getting leadership on the same page

HUGE thanks to our sp...

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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark, producer of CISO Series and Trina Ford, CISO, iHeartMedia. Joining us is our sponsored guest Rob Allen, chief product officer, ThreatLocker.

This episode was recorded in front of a live audience at Zero Trust World in Orlando, Florida.

In this episode:

  • Severity versus impact
  • Breaking the anti-pattern
  • Take the f...
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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark, producer of CISO Series and Andy Ellis, partner, YL Ventures. Joining us is Edward Contreras, senior evp and CISO, Frost Bank

In this episode:

  • A gradual language shift
  • Don’t reflexively rise and grind
  • Lean into focus
  • Gauging the unmeasurable 

Huge thanks to our sponsor, ThreatLocker

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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark (@dspark), producer of CISO Series and Andy Ellis (@csoandy), partner, YL Ventures. Joining us is Mike Wilkes, former CISO, Major League Soccer.

In this episode:

  • Are we misusing vCISOs?
  • Cybersecurity is out to sea
  • Planning for your exit
  • Building up your quantum reflexes

Thanks to our podcast sponsor, Tines

...

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All links and images for this episode can be found on CISO Series.
 
This week’s episode is hosted by me, David Spark (@dspark), producer of CISO Series and Andy Ellis (@csoandy...
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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark (@dspark), producer of CISO Series and Andy Ellis (@csoandy), partner, YL Ventures. Joining us is Shaun Marion, vp, CSO, Xcel Energy.

In this episode:

  • Setting policy
  • The hard thing about soft skills
  • Never let a goo...
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February 18, 2025 36 mins

All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark (@dspark), producer of CISO Series and Andy Ellis (@csoandy), partner, YL Ventures. Joining us is our sponsored guest, Danny Jenkins, CEO, ThreatLocker.

In this episode:

  • A zero-day upgrade
  • Don’t let a pentest go bad
  • Read more
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All links and images for this episode can be found on CISO Series.

This week’s episode is hosted by me, David Spark (@dspark), producer of CISO Series and Steve Zalewski. Joining us is our sponsored guest, Matt Muller, field CISO, Tines.

In this episode:

  • Seeking the early AI adopters
  • Taking the SOC back to basics
  • Changing our au...
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