Perimeter 81, founded in 2018 in Tel Aviv, Israel, has raised a total of $165 million across multiple funding rounds, including a $100 million Series C round in June 2022, led by B Capital, which valued the company at $1 billion. The company specializes in cloud-based network security solutions, offering Zero Trust Network Access, Secure Web Gateway, and Firewall-as-a-Service. Serving over 2,400 clients worldwide, Perimeter 81 was recently acquired by Check Point Software Technologies for $490 million, cementing its position as a leading cybersecurity platform.