Fortinet is a cybersecurity vendor best known for network appliances such as firewalls, VPN gateways, and other edge-security products. These devices are often deployed at the perimeter of an organization, where they control inbound and outbound traffic, remote access, and management functions.
Fortinet matters in cybersecurity because its products are commonly placed in high-trust, high-exposure positions. If a flaw appears in a firewall or VPN appliance, attackers may use it to reach internal networks, intercept traffic, or gain administrative access. Defenders treat vendor advisories, firmware updates, and asset inventory as critical controls: they need to know exactly which Fortinet devices are deployed, which versions are running, and whether those systems are exposed to the internet. In practice, protecting Fortinet equipment means patching quickly, limiting management access, and watching logs for unusual authentication or configuration activity.