Defense in Depth
by David Spark, Steve Zalewski, Geoff Belknap
2018-2024 Spark Media Solutions, LLC
May 7, 2026Recent reviews on Apple Podcasts (5)
Great show!
Recently discovered David Sparks’ podcasts, and I can’t get enough. I end up chaining several in a row.
JD000000000000000 ·
A superb cybersecurity podcast!
There is very little else to say. Give it a listen.
-CCDeYapp ·
Best cybersecurity podcast out there!
I listen or have listened to virtually every cybersecurity podcast out there and this one is my favorite by far! Well done folks!
Shay Ch ·
Love David’s shows
David always has great topics and guests. I listen to other security podcasts where there’s only one person speaking…man they’re boring! Not David’s! Always engaging!
John Haden ·
Value Added
If you aren’t listening to these podcasts what are you even doing with your life. Security professionals add value to your core knowledge with these daily injections of absolutely vital industry knowledge and trends.
roselinevelee ·
Episodes (357)

Breaking the Reactive Cycle of Cybersecurity
May 7, 202631m
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 Zal

How Do You Know If Your Backups Will Survive a Ransomware Attack?
Apr 30, 202638m
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 Zale

What Makes a Successful Security Vendor Demo?
Apr 23, 202626m
What Makes a Successful Security Vendor Demo? All links and images can be found on CISO Series . Check out this post from Adam Palmer for the discussion that is the basis of our conversation on this week's episode co-hos

Should You Use Native or 3rd Party Cloud Management Tools?
Apr 16, 202628m
Should You Use Native or 3rd Party Cloud Management Tools? All links and images can be found on CISO Series . Check out this post from Steve Zalewski for the discussion that is the basis of our conversation on this week'

How Should We Measure the Performance of a CISO?
Apr 9, 202629m
How Should We Measure the Performance of a CISO? All links and images can be found on CISO Series . Check out this post from the cybersecurity subreddit for the discussion that is the basis of our conversation on this we

How to Be Less Busy and More Effective in Cyber
Apr 2, 202626m
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 Ross You

How to Engage With a CISO When They Express Interest
Mar 26, 202631m
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 Z

Who is Responsible for the Conflict Between Security and Developers?
Mar 19, 202633m
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 Z

Are Your Security Tools Creating More Work for Your Team?
Mar 12, 202635m
All links and images can be found on CISO Series . Check out this post by Caleb Sima 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 Ser

Why Overpromising is a Dangerous Sales Tactic
Mar 5, 202628m
All links and images can be found on CISO Series . Check out this post , CISO, Upwind Security, for the discussion that is the basis of our conversation on this week's episode co-hosted by me, David Spark , the producer

Should You Phish Your Employees or Not?
Feb 26, 202627m
All links and images can be found on CISO Series . This week's episode is co-hosted by me, David Spark , the producer of CISO Series , and Edward Contreras , senior evp and CISO, Frost Bank . Joining us is Mark Eggleston

How Much Autonomy Should You Give AI Agents in Your SOC?
Feb 19, 202631m
All links and images can be found on CISO Series . This week's episode is co-hosted by me, David Spark , the producer of CISO Series , and Steve Zalewski . Joining us is our sponsored guest, Cliff Crosland , co-founder a

Cybersecurity's Broken Hiring Process
Feb 12, 202632m
All links and images can be found on CISO Series. Check out this post by Dr. Chase Cunningham, CSO at Demo-Force, for the discussion that is the basis of our conversation on this week's episode co-hosted by me, David Spa

Simple Security Solutions That Deliver a Big Impact
Feb 5, 202633m
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 Edward C

When Cybersecurity Marketing Fails to Reach the Buyer
Jan 29, 202630m
All links and images can be found on CISO Series. Check out this post by Patrick Garrity of VulnCheck for the discussion that is the basis of our conversation on this week's episode, co-hosted by David Spark , the produc

How Best to Prepare Your Data for Your Tools
Jan 22, 202627m
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 Be

Don't Try to Win with Technical Expertise. Win by Partnering.
Jan 15, 202628m
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 Jeri

What Makes a Successful CISO?
Jan 8, 202625m
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 Edwar

How Should CISOs Talk to the Business
Dec 18, 202529m
All links and images can be found on CISO Series. Check out this post by Binoy Koonammavu of Secusy AI for the discussion that is the basis of our conversation on this week's episode co-hosted by David Spark , the produc

How Much Cyber Risk Should a CISO Own?
Dec 11, 202532m
All links and images can be found on CISO Series. Check out this post by Nick Nolen of Redpoint Cyber for the discussion that is the basis of our conversation on this week's episode co-hosted by me, David Spark , the pro

How To Tell When a Vendor is Selling AI Snake Oil
Dec 4, 202533m
All links and images can be found on CISO Series. Check out this post by Christofer Hoff of Truist for the discussion that is the basis of our conversation on this week's episode co-hosted by David Spark , the producer o

In the Age of Identity, is Network Security Dead?
Nov 20, 202534m
All links and images can be found on CISO Series. Check out this post by Ross Haleliuk of Venture in Security for the discussion that is the basis of our conversation on this week's episode co-hosted by me, David Spark ,

How to Manage Configuration Drift
Nov 13, 202528m
All links and images can be found on CISO Series. Check out this post by Kevin Paige, CISO at ConductorOne, for the discussion that is the basis of our conversation on this week's episode co-hosted by David Spark , the p

Is Least Privilege Dead?
Nov 6, 202529m
All links and images can be found on CISO Series. Check out this post by Kevin Paige, CISO at ConductorOne, for the discussion that is the basis of our conversation on this week's episode co-hosted by David Spark , the p

How Do We Measure Our Defenses Against Social Engineering Attacks?
Oct 30, 202532m
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 John