Category Archives: FortiClient

9 November, 2026

FortiClient ZTNA Connection Refused on macOS: When pf Answers for the Server

ZTNA connection refused on macOS? Trace the instant RST to FortiClient pf rules, read the ztnahosts table, and fix the EMS destination.

24 July, 2026

Deploying FortiClient on Ubuntu Linux: The Complete CLI Reference for Desktop and Headless Endpoints

Deploy FortiClient on Ubuntu via CLI. Install from repo or deb, register to EMS, and configure VPN profiles for headless servers and desktops.

22 July, 2026

Deploying a FortiGate as an IPsec IKEv2 Remote-Access VPN Concentrator for Linux Clients with FortiToken MFA

Configure a FortiGate IKEv2 VPN Linux concentrator with FortiToken MFA. This guide covers strongSwan client setup, EAP authentication, and port 443 traversal for remote...

31 March, 2026

FortiGate IPsec Remote Access VPN with Computer Certificate Pinning

Configure FortiGate IPsec certificate pinning to restrict VPN access to authorized devices. Includes FortiAuthenticator CA setup and macOS client steps.

26 January, 2026

InfoSec Monkey Lab – Update

Build a Proxmox Eve-NG lab for FortiGate SD-WAN, FortiNAC, and BGP testing. Configure multi-homed ISPs with WAN emulation for jitter and latency.

18 May, 2020

FortiClient CLI for Linux using Realms

Configure FortiClient CLI Linux realms for SSL-VPN access. Learn the exact command line syntax and FortiGate portal mapping steps to fix connection failures.

23 April, 2020

Troubleshooting FortClient VPN Connectivity Issues with FortiGate

Resolve FortiGate FortiClient VPN troubleshooting issues with CLI commands, log analysis, and packet captures. Follow these steps to fix connectivity errors.

29 March, 2020

macOS 10.15.4 Broke my FortiClient

Resolve FortiClient macOS 10.15.4 connection errors caused by KEXT changes. Reinstall the FortiClient package to restore VPN connectivity immediately.

24 March, 2020

Create Custom Install Packages for FortiClient

Learn how to create custom FortiClient install packages with pre-configured VPN settings using the FortiClient Configurator for silent deployments.

28 January, 2020

FortiClient 6.2 Basics Deployment

Learn how to deploy FortiClient 6.2 with EMS. Configure endpoint groups, profiles, and install packages for secure on-net and off-net management.

7 January, 2020

Fortinet Ports and Protocols

Find the exact Fortinet ports and protocols for FortiGate, FAZ, FMG, and more. Configure your firewall rules for Zero Trust environments with this cheat...

2 November, 2019

Fortinet Security Fabric in Action

Watch a Fortinet Security Fabric demo video showing real-time threat blocking across the network. See how the fabric coordinates security devices in action.

18 October, 2019

Manually Uninstalling FortiClient on MacOS

Manually uninstall FortiClient on macOS when the GUI fails. Use these CLI commands to remove stuck FortiClient installations and restore system stability.

21 June, 2019

Forticlient Review

Review of the new Forticlient with EMS configuration.