Defense in Depth

CISO Series

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About

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.

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Recent episodes

  • Building Resilience for Microsoft 365Sep 10, 2026 · 28 min
  • Recommendations to Reboot the Security Vendor PitchSep 3, 2026 · 28 min
  • Market Confusion Is Responsible for the Biggest Gaps in CybersecurityAug 27, 2026 · 30 min
  • Will AI Replace Detection Roles in Cybersecurity?Aug 20, 2026 · 35 min
  • What Makes a Good AI Security Deployment?Aug 13, 2026 · 31 min
  • The Office Politics of RemediationAug 6, 2026 · 29 min
  • Why is Preventative Security So Difficult?Jul 30, 2026 · 30 min
  • Identity and Access Management (IAM) in an Agentic AI WorldJul 23, 2026 · 30 min
  • Protecting AI Agents in O365 and Google WorkspaceJul 16, 2026 · 34 min
  • Humans Are Bottleneck in a Machine-Speed WorldJul 9, 2026 · 36 min

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