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Defense in Depth

David Spark, Steve Zalewski, Geoff Belknap
Defense in Depth
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  • Do You Have a Functional Policy or Did You Just Write One?
    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 our sponsor, SecurityPal SecurityPal is the leader in Customer Assurance, helping companies accelerate security assurance without compromising accuracy. Their AI + human expertise approach, dynamic Trust Center, and modern TPRM solution eliminate manual work and streamline vendor security at scale. To learn more, visit securitypal.ai.
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  • Where are We Struggling with Zero Trust
    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 Huge thanks to our 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/CISO  
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  • Cybersecurity Has a Prioritization Problem
    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 leader in Customer Assurance, helping companies accelerate security assurance without compromising accuracy. Their AI + human expertise approach, dynamic Trust Center, and modern TPRM solution eliminate manual work and streamline vendor security at scale. To learn more, visit securitypal.ai.
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  • How Can AI Provide Useful Guidance from Fragmented Security Data?
    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 and Analytics platform that builds a security data mesh, giving security teams real-time context from all connected sources. Analysts move faster and make better decisions with AI agents and copilots that handle the grunt work and guide each step. Learn more at query.ai
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  • Why Salespeople's Knowledge of Cybersecurity Is Critical for the Ecosystem
    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 sponsor, Query.ai Query is a Federated Search and Analytics platform that builds a security data mesh, giving security teams real-time context from all connected sources. Analysts move faster and make better decisions with AI agents and copilots that handle the grunt work and guide each step. Learn more at query.ai
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About Defense in Depth

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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