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PODCAST

Defense in Depth

David Spark, Steve Zalewski, Geoff Belknap

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.

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All Episodes

28:26

Sales Follow Up Sequences: What Works Best in Cyber?

Defense in Depth ·

2025/10/23

All links and images can be found on CISO Series. Check out this post by Mike Gallardo 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 them is Alex Guilday, BISO, Royal Caribbean Group. In this episode: Timing the approach When persistence becomes harassment Playing the long game The necessity argument Huge thanks to our sponsor, Cyera AI is moving fast - can your security keep up

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24:42

What Soft Skills Do You Need in Cyber?

Defense in Depth ·

2025/10/16

All links and images can be found on CISO Series. Check out this post by Evgeniy Kharam 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 Ryan Dunn, Leader of Product and Supply Chain Technology, Specialized Bicycle Components. And check out "Architecting Success: The Art of Soft Skills in Technical Sales: Connect to Sell More" by Evgeniy Kharam

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27:52

What is the Visibility That Security Teams Need?

Defense in Depth ·

2025/10/09

All links and images can be found on CISO Series. Check out this post 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 Bil Harmer, security advisor, Craft Ventures. Joining them is James Bruce, business security services director, WPP. In this episode: Turning visibility into actionable intelligence Pure visibility still provides an essential security foundation Finding strategic value The risk of gaps in

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26:01

Data Governance in the Age of AI

Defense in Depth ·

2025/10/02

All links and images can be found on CISO Series. Check out this post 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 Dan Walsh, CISO, Datavant. Joining them is their sponsored guest, Ash Hunt, vp, strategy, EMEA, Cyera. In this episode: The access creep challenge Bridging intent and execution Looking for integrity Racing against exponential complexity Huge thanks to our sponsor, Cyera AI is moving fast

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37:33

How Can Security Vendors Better Stand Out?

Defense in Depth ·

2025/09/25

All links and images can be found on CISO Series. Check out this post by David Mundy of Tuskira 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 Jason Taule, CISO, Luminis Health. In this episode: ROI challenges Venture capital saturation Risk aversion and organizational politics A GTM transformation Huge thanks to our sponsor, Doppel Doppel

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30:46

What New Risks Does AI Introduce?

Defense in Depth ·

2025/09/18

All links and images can be found on CISO Series. Check out this post 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 our sponsored guest, Kara Sprague, CEO, HackerOne. In this episode: Shadow AI as a control problem Rethinking identity for autonomous agents When process meets momentum Beyond blocking: channeling AI usage Huge thanks to our sponsor, HackerOne Discover how

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29:28

The Pattern of Early Adoption of Security Tools

Defense in Depth ·

2025/09/11

All links and images can be found on CISO Series. Check out this post 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 CISO Series reporter and CISO herself, Hadas Cassorla. In this episode: Security poverty line excludes SMBs Skills gap and channel dynamics slow SMB security adoption The startup disadvantage cycle Technology adoption

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31:25

How Are You Managing the Flow of AI Data

Defense in Depth ·

2025/09/04

All links and images can be found on CISO Series. Check out this post 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 Mokhtar Bacha, founder and CEO, Formal. In this episode: Access management faces transformation AI agents demand new authentication paradigms AI complexity demands simplified governance approaches Data-centric identity management replaces

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31:40

How to Deal with Last Minute Compliance Requirements

Defense in Depth ·

2025/08/28

All links and images can be found on CISO Series. Check out this post by Geoff Belknap, co-host of Defense in Depth, 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 John Overbaugh, CISO, Alpine Investors. Joining us is our sponsored guest, Pukar Hamal, founder and CEO at SecurityPal. In this episode: When business moves faster than security Turning obstacles into opportunities The art of saying "not

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32:20

Do You Have a Functional Policy or Did You Just Write...

Defense in Depth ·

2025/08/21

All links and images can be found on CISO Series. Check out this post 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 Justin Berman, formerly vp of platform engineering and CISO at Thirty Madison Health. In this episode: Maps without transportation The untouchable employee problem Attestation theater The lightbulb moment Huge thanks to

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33:54

Where are We Struggling with Zero Trust

Defense in Depth ·

2025/08/14

All links and images can be found on CISO Series. Check out this post 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 Steve Zalewski. Joining us is our sponsored guest, Rob Allen, chief product officer, ThreatLocker. In this episode: Legacy infrastructure creates the biggest hurdles More marketing than methodology Implementation complexity makes zero trust a Sisyphean task Don't ignore human factors

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31:26

Cybersecurity Has a Prioritization Problem

Defense in Depth ·

2025/08/07

All links and images can be found on CISO Series. Check out this post 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 Steve Zalewski. Joining them is Terry O'Daniel, former CISO at Amplitude. In this episode: Beyond prioritization: aligning risk with reality From signals to strategy The Case for Maturity Models Security Starts With Culture Huge thanks to our sponsor, SecurityPal SecurityPal is the

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29:42

How Can AI Provide Useful Guidance from Fragmented...

Defense in Depth ·

2025/07/31

All links and images can be found on CISO Series. Check out this post 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 Steve Zalewski. Joining them is their sponsored guest, Matt Eberhart, CEO, Query. In this episode: Quality over quantity in AI decision-making Process before technology The connectivity challenge The context complexity paradox Huge thanks to our sponsor, Query Query is a Federated Search

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28:40

Why Salespeople's Knowledge of Cybersecurity Is...

Defense in Depth ·

2025/07/24

All links and images can be found on CISO Series. Check out this post 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 Steve Zalewski. Joining us is Jason Thomas, senior director, technology security, governance, and risk, Cystic Fibrosis Foundation. In this episode: The trust deficit Defending the non-technical roles The business accountability gap The communication imperative Huge thanks to our

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24:23

What Are the Cybersecurity Trends We Need To Follow?

Defense in Depth ·

2025/07/17

All links and images can be found on CISO Series. Check out this post 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 Dan Walsh, CISO, Datavant. Joining them is Sneha Parmar, former information security officer, Lufthansa Group Digital. In this episode: Shifting left, broadening out The insurance wake-up call Building trust into the system Security’s identity crisis A huge thanks to our sponsor,

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27:03

Is It Even Possible to Fast-Track Your Way Into...

Defense in Depth ·

2025/07/10

All links and images can be found on CISO Series. Check out this post 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 David Cross, CISO, Atlassian. In this episode: The experience prerequisite The bootcamp reality check The compensation conundrum The domain expertise imperative A huge thanks to our sponsor, ThreatLocker ThreatLocker® is a

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28:27

What's the Most Efficient Way to Rate Third Party...

Defense in Depth ·

2025/07/03

All posts and images can be found on CISO Series. Check out this post 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 Steve Knight, former CISO, Hyundai Capital America. In this episode: Streamlining vendor evaluations Moving beyond compliance theater The scorecard skeptics Finding the right balance Thanks to our sponsor, Formal Formal secures humans, AI agent’s access to

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28:29

Don't Ask "Can" We Secure It, But "How" Can We Secure It

Defense in Depth ·

2025/06/26

All links and images can be found on CISO Series. Check out this post 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 Mike Johnson, CISO, Rivian. Joining is Hanan Szwarcbord, vp, CSO and head of infrastructure, Micron Technology. In this episode Embracing growth An urgent need for creativity Get the business context Embrace your inner theater kid Huge thanks to our sponsor, Query.ai Query is a Federated

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28:55

Has the Shared Security Model for SaaS Shifted?

Defense in Depth ·

2025/06/12

All links and images can be found on CISO Series. Check out this post by Justin Pagano at Klaviyo 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 Jesse Webb, CISO and svp information systems, Avalon Healthcare Solutions. In this episode: Align the incentives The feature and enforcement disconnect Putting the right people in the right place A need for transparency Huge

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26:40

Improving the Efficiency of Your Threat Intelligence

Defense in Depth ·

2025/06/05

All links and images can be found on CISO Series. Check out this post for the discussion that is the basis of our conversation on this week’s episode co-hosted by me, David Spark (@dspark), the producer of CISO Series, and Steve Zalewski. Joining us is our sponsored guest Jason Steer, CISO, Recorded Future. In this episode We don't need more indicators Creating more work Generating actionable intelligence Design for what you can do Huge thanks to our sponsor, Recorded Future Every day,

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332 results

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