Fortinet is an American multinational corporation headquartered in Sunnyvale, California. It develops and sells cybersecurity solutions, including but not limited to physical products such as firewalls, plus software and services such as anti-virus protection, intrusion prevention systems and endpoint security components.
Fortinet was founded in 2000 by brothers Ken Xie and Michael Xie. The company's first and main product was FortiGate, a physical firewall. The company later added wireless access points, sandboxing, and messaging security.
By 2004, Fortinet had raised over $90 million in funding.