Lior Div is an Israeli-born cybersecurity entrepreneur and the CEO and co-founder of 7AI, a Boston-based startup building swarms of autonomous AI agents to run security operations. A veteran of Israel's elite Unit 8200 intelligence corps, where he led a team that reverse-engineered hackers and earned the Head of Intelligence Corps Medal of Honor, Div previously co-founded the endpoint-security unicorn Cybereason in 2012. In 2025 he launched 7AI with longtime partner Yonatan Striem-Amit and raised a $130 million Series A led by Index Ventures, one of the largest Series A rounds in cybersecurity history.

Yonatan Striem-Amit is the co-founder and CTO of 7AI, an agentic cybersecurity company that raised the largest Series A in cybersecurity history ($130M). A veteran of Israel's elite Unit 8200 intelligence corps, he co-built Cybereason from a Boston startup into a global EDR leader, then left to solve the defender speed problem with autonomous AI agents. He reverse-engineered video games at age 12, coded his way into military intelligence at 18, and has spent 25 years trying to flip the asymmetry between attackers and defenders.