{"podcast":{"title":"Defense in Depth","slug":"defense-in-depth-427616","podcast_index_feed_id":427616,"rss_url":"https://defenseindepth.libsyn.com/rss","website_url":"https://cisoseries.com/","image_url":"https://static.libsyn.com/p/assets/7/b/7/b/7b7b86bb8e8f13f7/Defense-in-Depth-White-Border-Logo-3000x3000.png","author":"David Spark","episode_count":366,"summary":"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.","last_synced_at":"2026-07-09T20:18:34.712795+00:00","page_url":"https://stenobird.com/podcast/defense-in-depth-427616"},"episode":{"title":"What Makes a Successful CISO?","slug":"what-makes-a-successful-ciso","published_at":"2026-01-08T11:00:00+00:00","page_url":"https://stenobird.com/podcast/defense-in-depth-427616/what-makes-a-successful-ciso","show_page_url":"https://stenobird.com/podcast/defense-in-depth-427616","url":"https://defenseindepth.libsyn.com/what-makes-a-successful-ciso-0","audio_url":"https://traffic.libsyn.com/secure/defenseindepth/Defense_in_Depth_01-08-26_rev1.mp3?dest-id=1020683","summary":"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 Ejona Preci, group CISO, LINDAL Group. In this episode: Consequence, not controls The credibility gap Defining the undefined Expanding the mandate A huge thanks to our sponsor, ThreatLocker ThreatLocker makes Zero Trust practical. With Default Deny, Ringfencing, and Elevation Control, CISOs get real control that's easy to manage and built to scale. Stop threats before they execute and reduce operational noise without adding complexity. See how simple prevention can be at ThreatLocker.com/CISO .","meta_description":"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-h…","key_points":[],"chapters":[],"topics":[],"duration_seconds":1528,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/defense-in-depth-427616/episodes/what-makes-a-successful-ciso/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/defense-in-depth-427616/what-makes-a-successful-ciso.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}