What operating system do FortiGate devices use?

FortiGate devices utilize FortiOS as their operating system. FortiOS is a purpose-built operating system specifically designed for Fortinet's network security appliances such as firewalls, VPNs, and other security functions. It integrates various security services and features, enabling enhanced performance and management tailored to network security tasks.

The architecture of FortiOS allows it to provide high throughput while implementing a variety of security measures, making it optimized for Fortinet's hardware. This operating system supports various protocols and dynamic routing, making it effective for managing network traffic and enforcing security policies effectively.

While Linux is a well-known operating system that many network devices use due to its flexibility and security features, FortiOS is a distinct offering tailored for Fortinet's environment. Similarly, while Windows and Unix operating systems have their own strengths, they are not utilized in FortiGate devices. The choice of FortiOS emphasizes a focus on network security, making it the ideal choice for Fortinet's products.