Gary Hayslip is an internationally recognized cybersecurity leader, trusted board member, and advisor with over 25 years of experience safeguarding multi-billion-dollar enterprises across both the public and private sectors. He currently serves as Senior Security Advisor and CISO in Residence at Halcyon.ai, offering extensive expertise in security leadership, IT strategy, risk management, and operational resilience. His previous roles include CISO and CIO positions for organizations such as the U.S. Navy, City of San Diego, Webroot, and the SoftBank Vision Fund. A prolific author and speaker, Gary has co-written seven influential cybersecurity books, including The CISO Desk Reference Guide and Mastering Third Party Risk, and is known for distilling complex security concepts into practical business strategies. He holds certifications including CISSP, CISA, CRISC, and NACD.DC, and serves as an independent director and advisor to multiple technology and security firms.