Aravind Ratnam, CSO at Q-CTRL on DIY Cyber Guy


Someone threatened a world leadser’s flight by jamming her plane’s GPS system.  In Episode 88 of DIY Cyber Guy, David Schropfer and Q-CTRL’s Aravind Ratnam reveal how quantum sensing could make global navigation jam-proof and redefine aviation safety using a the earth’s natural magnetic field.

CEO at Brownstone Consulting Firm, Cordell Robinson on DIY Cyber Guy


Is Your Data Secure When You Use AI? Navy intel veteran, engineer, and attorney Cordell Robinson reveals how AI handles your data, what to share, and practical steps to protect privacy, comply with standards, and avoid mistakes.

#81 – Picking the Right Balance between Security and User Satisfaction


Strict security vs. smooth user experience—can you have both? Hear David W. Schropfer & Daniel DeGroff tackle CIAM, FusionAuth’s evolution, and real-world trade-offs.

#80- Are you keeping up with Data Governance post-AI?


AI is reshaping data governance—and raising big compliance questions. David W. Schropfer and Anthony Woodward unpack risks, silos, and solutions on DIY Cyber Guy.

#76 – Using AI in Cybersecurity: Best Practices for Small/Medium Businesses


AI is transforming cybersecurity in businesses of every size. In Ep. 76 of DIY Cyber Guy, RAD Security’s Jimmy Mesta explains how AI tools fight phishing, cut costs and boost IT.

#75 – The Dark Side of AI: When will Autonomous AI Cyber Weapons Begin?


AI-powered scams, fake kidnappings, and stopping crime before it starts—Deep Sentinel’s Dave Selinger joins DIY Cyber Guy for a wild ride into the future of security.