Fortinet NSE 4: FortiGate Security
The FortiGate Security half of the NSE 4 program. Eleven official modules covering initial configuration, the Security Fabric, firewall policies, NAT, authentication, logging, certificate operations, and the full set of security profiles (web filtering, application control, antivirus, and IPS). Each module combines exam-grade concept coverage, real FortiOS CLI examples, best-practice callouts, and inline knowledge checks.
