
Defense in Depth
Hosted by David Spark and Edward Contreras and Steve Zalewski and Brett Conlon and Geoff Belknap and Yaron Levi · CISO Series
4.8from 105 ratings
- 383
- Episodes
- 140
- Transcribed
- 105
- Ratings
- Weekly
- Cadence
- 2019
- First episode
- 355K
- YouTube views
About Defense in Depth
Defense in Depth, hosted by David Spark, Steve Zalewski, Geoff Belknap, and Edward Contreras, 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.
- Publisher
- CISO Series
- Category
- news · technology
- Language
- en
- Explicit
- No
- First episode
- 21 Jan 2019
- Latest episode
- 5 Nov 2026
Latest episodes
140 of 383 episodes have a transcript.

5 Nov 2026TRANSCRIPT
Is Our Dated Hiring Process Creating Vulnerabilities?

29 Oct 2026TRANSCRIPT
How the SDLC Evolves Once You Deploy LLM-Based Code Scanners

22 Oct 2026TRANSCRIPT
How Do You Demonstrate Resilience?
Inside a recent episode

Is Our Dated Hiring Process Creating Vulnerabilities?
Published 5 Nov 2026 · Transcript excerpt
[…] Very, very collaborative. In fact, we would often find the things like the Canadian banks were one of my favorite examples because Dave Lewis was at the time one of our evangelists. And he would go and he would convince one CISO to buy our product. And within a year, we had sold to every Canadian bank. […]
Read the full transcript with a Pod Engine plan.
See plansWho has been a guest on Defense in Depth
Names identified in recent episode analyses. Showing up to five guests.
- Carla Sweeney
- Heather Hinton
- Snehal Antani
- Kieran Human
- Mark Stockley
Reach and audience
Public platform figures. Ratings count people who left a rating, not total listeners.
- YouTube views
- 355,113
- Score snapshot 15 Sept 2025
- Apple Podcasts (US)
- 4.8 / 5
- 77 ratings
- Spotify
- 4.8 / 5
- 28 ratings
Podcast Authority Score: 80 / 100
A composite of feed quality, social presence, YouTube performance and engagement. Read the methodology.
- Quality
- 87
- Social presence
- 0
- YouTube
- 86
- Engagement
- 98
Contact Defense in Depth
- Guest appearances
- Books guests
Based on episode analysis; this does not confirm that the show is currently accepting guests.
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Questions about Defense in Depth
Who hosts Defense in Depth?
David Spark and Edward Contreras and Steve Zalewski and Brett Conlon and Geoff Belknap and Yaron Levi host the show. Published by CISO Series.
How often do new episodes come out?
The show publishes weekly, based on its RSS feed.
Does Defense in Depth take guests?
Yes. Guests have been identified in episode analyses.
Where can I read transcripts?
140 of 383 episodes have a transcript on Pod Engine. Full transcripts are available with a Pod Engine plan.
Host of Defense in Depth?
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