Niall Browne

Niall Browne is one of the few people in cybersecurity who has both protected the world's most critical enterprise infrastructure and built an AI security company from the ground up. That combination— CISO experience plus hands-on tech founder depth—is what makes him one of the most compelling voices in cybersecurity and AI security today. As a five-time Global CISO in Silicon Valley, Niall led security at Palo Alto Networks—the world's largest cybersecurity company—and Workday, the global leader in enterprise cloud HR and finance trusted by over 60% of the Fortune 500. He has advised global boards of directors on cybersecurity risk, been responsible for European Union Presidency cybersecurity, partnered with law enforcement on critical infrastructure protection. Now a tech founder and CEO, Niall leads AIBound, an AI security company building the control plane for secure AI deployment. He understands AI not just as a policy challenge but as an engineering reality—giving him an unmatche