Skip to main content

Technical Architecture & Overview

FortiGate firewalls run FortiOS and combine NGFW features, SD-WAN, SSL inspection, and application control, with custom ASICs handling throughput-heavy functions. The line spans desktop appliances to large chassis, virtual appliances, and FortiGate-as-a-Service within Fortinet SASE. Security services such as IPS and antivirus subscribe through FortiGuard.

Targeted Technical Use Cases

Networks that need high-throughput NGFW and SD-WAN under one vendor platform.

Evaluation & Trade-offs

Core Strengths

  • +Strong price-to-throughput on ASIC-equipped models.
  • +Unified management across large fleets.
  • +Broad SASE integration with Fortinet services.

Trade-Offs & Limitations

  • -Recurring FortiGuard subscriptions drive core value.
  • -SSL inspection performance depends on sizing.

Defensive Security Application

Perimeter and segment enforcement with inline IPS, application control, and encrypted traffic handling.

Frequently Asked Questions

What is FortiGate?

FortiGate firewalls run FortiOS and combine NGFW features, SD-WAN, SSL inspection, and application control, with custom ASICs handling throughput-heavy functions. The line spans desktop appliances to large chassis, virtual appliances, and FortiGate-as-a-Service within Fortinet SASE. Security services such as IPS and antivirus subscribe through FortiGuard.

What is FortiGate used for?

Networks that need high-throughput NGFW and SD-WAN under one vendor platform.

What are the strengths of FortiGate?
  • +Strong price-to-throughput on ASIC-equipped models.
  • +Unified management across large fleets.
  • +Broad SASE integration with Fortinet services.
What are the limitations of FortiGate?
  • +Recurring FortiGuard subscriptions drive core value.
  • +SSL inspection performance depends on sizing.
How is FortiGate used defensively?

Perimeter and segment enforcement with inline IPS, application control, and encrypted traffic handling.