John Carse is the Field CISO at SquareX and a seasoned cybersecurity leader with over 20 years of experience spanning the U.S. Navy, JPMorgan, Expedia, Dyson, and Rakuten. With a background in securing critical naval systems during his 14 years in the Navy, John has since built and led global security programs across finance, tech, and e-commerce. He holds multiple cloud security patents and is currently helping develop the industry’s first Browser Detection and Response (BDR) solution. With hands-on expertise and a global perspective from roles in the U.S., Japan, Singapore, Bahrain, and Europe, John is passionate about tackling emerging threats and sharing real-world insights that blend innovation with practical defense.