Reuven Harrison is an Israeli entrepreneur and technology leader renowned for his work in cybersecurity. He co-founded Tufin Software Technologies in 2005 alongside colleagues from the Israeli tech scene, establishing the company as a pioneer in network security automation and policy orchestration. As CEO from inception until 2020, Harrison guided Tufin through significant growth, including its initial public offering on the New York Stock Exchange in 2019, transforming it into a multinational enterprise serving Fortune 500 companies with solutions for compliance and risk management in complex IT environments. Under his leadership, Tufin became a key player in helping organizations manage complex network security policies, serving clients in finance, healthcare, and government sectors.

Currently serving as Executive Chairman of Tufin (after relinquishing the CEO role in 2020), Harrison continues to influence the company's strategic direction and mentor emerging talent in the field. Prior to founding Tufin, he held senior product management roles at Check Point Software Technologies, one of Israel's leading cybersecurity firms, where he contributed to the development of firewall and security solutions. Earlier in his career, he built a career in Israel's vibrant high-tech sector, focusing on developing secure software solutions.

Harrison earned a Bachelor of Science in Computer Science (with expertise in electrical engineering) from the Technion – Israel Institute of Technology, one of Israel's premier engineering institutions. His professional journey reflects the archetype of Israeli tech entrepreneurship, contributing to the nation's reputation as a global hub for cybersecurity innovation. As an Israeli Jewish entrepreneur, he exemplifies the innovative spirit of Israel's tech ecosystem, often referred to as 'Startup Nation.'

Harrison's contributions extend beyond Tufin, as he has been active in the broader tech community, participating in industry conferences, advocating for advanced security practices, and positioning himself as a thought leader in network automation and compliance. No major controversies or legal issues are publicly associated with him. While specific details on his personal life remain private, his professional legacy underscores a commitment to technological advancement and business acumen in a high-stakes industry.