Special Interview With Lionel Liddy, CISO at Menlo Security

Special Interview With Lionel Liddy, CISO at Menlo Security

July 18, 2026 · 34 min

About this episode

The episode features an interview with Lionel Liddy discussing browser security and the challenges faced by CISOs in the age of AI.

Browser Security in the Age of Agentic AI: Containment, Isolation, and the New CISO Reality Host Jim Love introduces a #TrendingOnTheWeekend episode featuring David Shipley (Cyber Security Today, Beauceron Security) interviewing Lionel Liddy, CISO at Menlo Security, about AI-driven vulnerability discovery and why reactive security is failing as exploitation accelerates. Liddy shares his path from a University of Toronto PhD researching virtual machines to building Menlo's browser-security approach: an isolated remote "cloud browser" that prevents active web content from executing on endpoints and can also shield servers by forcing interactions through a controlled browser. They discuss CISOs struggling to keep up with rapid shifts, agentic AI risks in browsers and extensions, limits of LLM guardrails (including NIST's proof-like framing), and the compounding impact of pervasive bugs and technical debt. The episode closes with where to learn more at Menlo Security. 00:00 OpenClaw Policy Panic 00:19 Weekend Show Setup 00:57 Interview Preview 02:06 Lionel Origin Story 05:02 Menlo Browser Isolation 06:58 AI Speeds Up Exploits 10:33 CISO Whiplash Era 12:18 Agents In The Browser 16:17…

People in this episode

Host: Jim Love

Guest: Lionel Liddy

Topics covered

Keywords

Mentioned in this episode

Organizations: Menlo Security, University of Toronto, Cyber Security Today, Beauceron Security, NIST

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