Yonatan Striem-Amit is an Israeli cybersecurity expert and entrepreneur, best known as a co-founder of Cybereason, an Israeli-American cybersecurity company and a leading endpoint detection and response (EDR) platform provider. He serves as Chief Research Officer at the company, drawing from his background in threat intelligence. His career is rooted in military service with the Israeli Defense Forces' (IDF) elite Unit 8200, Israel's premier signals intelligence and cyber warfare unit, where he specialized in malware analysis and cybersecurity operations as an intelligence officer. This experience equipped him with deep technical knowledge in threat detection and prevention, which he later applied to the private sector, leveraging his military background in developing advanced threat hunting technologies. In 2012, Striem-Amit co-founded Cybereason alongside Lior Div and Yossi Naar, establishing the company in Tel Aviv with additional operations in Boston, Massachusetts. The firm develops advanced malware hunting and behavioral analytics platforms designed to autonomously identify and mitigate cyber threats across enterprise networks. Under Striem-Amit's involvement, Cybereason has secured significant venture capital funding and expanded to serve major clients worldwide, including Fortune 500 companies. His role has focused on product innovation, strategic growth, and research, leveraging his military-honed expertise to address evolving cyber risks. Striem-Amit's background in Unit 8200 places him among a network of alumni who have founded numerous successful tech startups, contributing to Israel's reputation as a global cybersecurity hub. He remains active in the cybersecurity industry, contributing to discussions on national and global cyber defense, often speaking on cybersecurity topics and emphasizing proactive threat hunting techniques. He exemplifies the 'startup nation' ethos of Israel where military veterans transition into entrepreneurial leaders shaping international technology landscapes, with his work continuing to influence how organizations worldwide approach digital defense.