On the 29th episode of Enterprise AI Defenders, Vaughn Hazen, Chief Information Security Officer at the Canadian National Railway Company (CN), joins the show to share what it takes to defend a century-old freight railroad in an AI-accelerated world. With deep operational complexity, legacy tech, and machine-speed threats, Vaughn brings a rare blend of architectural discipline, adversarial thinking, and a grounded warning: AI may scale your top talent, but it could also starve your future pipeline.