Dan Sorensen

Dan Sorensen is a seasoned cybersecurity and AI governance leader with over 23 years of experience as a CISO, board advisor, and cybersecurity engineer supporting aerospace, defense, and critical infrastructure organizations. A U.S. Air Force and Air National Guard veteran, he has led large-scale cyber programs, system security engineering efforts, and incident response initiatives to protect mission-critical systems against advanced threats.

As Founder of Nexus Security Advisors, a disabled veteran-owned fractional vCISO and cybersecurity strategy firm, Dan helps executive teams transform cyber risk into resilience and measurable ROI while navigating global regulations such as NIST RMF, ISO 27001, CMMC, and the EU AI Act. His work integrates cyber risk management, Zero Trust, AI-driven defense, and AI/LLM security to enable secure innovation in highly regulated environments.

Dan is a recognized thought leader and Forbes Technology Council member, contributing expert insights on cybersecurity, AI risk, and resilience for boards and technology leaders. He frequently speaks at industry conferences and community events, mentoring the next generation of cybersecurity professionals and advancing best practices in AI security and digital defense.

Deeply engaged in the global AI and cyber community, Dan serves as the CSFI Defensive Cyberspace Operations Board of Education Chair and is a distinguished listee in Marquis Who’s Who. He contributes to initiatives such as the OWASP AI Exchange Core Team, AI Red Teaming efforts, and broader AI security standards work, including collaboration with NIST- and OWASP-aligned groups focused on responsible and secure AI adoption.

Dan is also pursuing a PhD in Cybersecurity Leadership, with research focused on advancing cyber resilience, AI-enabled defense strategies, and ethical AI integration in enterprise and mission-critical environments. His books and writing synthesize frontline experience, board-level advisory work, and emerging AI security research into practical guidance for leaders navigating the future of digital defense.