Defense in Depth

Written by: David Spark Steve Zalewski Geoff Belknap
  • Summary

  • 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.
    2018-2024 Spark Media Solutions, LLC
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Episodes
  • Protecting Your Backups from Ransomware
    Feb 13 2025

    All links and images for this episode 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 DJ Schleen, former distinguished security architect, Yahoo. Joining us is our sponsored guest Heath Renfrow, co-founder, Fenix24.

    In this episode:

    • Get creative
    • Shift the focus of backups
    • Failing the test
    • Moving beyond false hope

    Thanks to our podcast sponsor, Fenix24

    You’ve invested in cybersecurity, but can your business recover when it counts? The Securitas Summa program from the Conversant Group combines resistance, managed protection, and rapid recovery to minimize downtime and restore operations faster than anyone else. Resilience isn’t optional. Click to see how it works.

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    30 mins
  • Can a Security Program Ever Reach Maintenance Mode?
    Feb 6 2025

    All links and images for this episode 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 Geoff Belknap (@geoffbelknap). Joining us is Andrew Wilder, CISO, Vetcor.

    In this episode:

    • It comes down to growth
    • Maintenance mode is anything but simple
    • An asymmetric arrangement
    • Integrating with the business

    Thanks to our podcast sponsor, ThreatLocker

    ThreatLocker® is a global leader in Zero Trust endpoint security, offering cybersecurity controls to protect businesses from zero-day attacks and ransomware. ThreatLocker operates with a default deny approach to reduce the attack surface and mitigate potential cyber vulnerabilities. To learn more and start your free trial, visit ThreatLocker.com.

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    25 mins
  • The Hardest Problems in Security Aren't "Security Problems"
    Jan 29 2025

    All links and images for this episode 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 Geoff Belknap (@geoffbelknap). Joining us Sneha Parmar, information security officer, Lufthansa Group Digital Hangar.

    In this episode:

    • Build the foundation
    • Building at scale
    • Excelling at boring
    • Knowing what you’ve got is half the battle

    Thanks to our podcast sponsor, Fenix24

    You’ve invested in cybersecurity, but can your business recover when it counts? The Securitas Summa program from the Conversant Group combines resistance, managed protection, and rapid recovery to minimize downtime and restore operations faster than anyone else. Resilience isn’t optional. Click to see how it works.

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    26 mins

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