Last Update: 21. July 2025 Configuring SSLVPN with FortiGate and FortiClient is pretty easy. Nevertheless problems may occur while establishing or using the SSLVPN connection.
Troubleshooting FortiGate SSLVPN Problems
CheatSheet – FortiOS v6.2
With FortiOS 6.2 a few new CLI commands have been added to the Security Fabric or Switch integration. That’s why we created a new version of the Cheat Sheet and published it here.
FortiOS 6.2: Upgrade Notes
Due to several known issues, we did not recommend the use of FortiOS 6.2 in productive environments for the first couple of months. As per FortiOS 6.2.5, we noticed that most of the issues have been resolved. Please have a look into our FortiOS upgrade guide for the upgrade procedure.
What’s new with FortiOS 6.2/6.0.8: Update issue with certificate for WebUI
Recently we have had a few support cases where a customer was unable to log in to the firewall via WebUI after the firmware update. But SSH access worked fine. It turned out that during the update process the server certificate used for the WebUI is lost. Config with v6.0.4…
What’s new with FortiOS 6.2: FortiGuard Requests
FortiOS v6.2 has been released in March this year and we are still gaining experience with this version. In this article we would like to draw you attention to the protocol which is used for FortiGuard service communication. Up to v6.0 udp has been used, with 6.2 the default protocol…
New PSIRT-Advisory from Fortinet
Last week Fortinet has released a critical PSIRT-Advisory “Improper check for certificate revocation vulnerability” Unfortunately the article does not give exact information regarding the background or the solution and we couldn’t find further information about the issue, either. Maybe you have more information?
Fortinet Wireless FAQ
Letzte Aktualisierung: 28. Juli 2026 Die Fortinet WiFi Produkte erfreuen sich schon länger zunehmender Beliebtheit. Dies nicht zuletzt, weil die FortiAP und Controller (FortiGate und FortiAP Cloud) je länger je angewandtere Technologien bieten und daher unterdessen praktisch alle vorstellbaren Einsatzszenarien abdecken. Da mit dem Featureset zugleich auch die Komplexität der…
Migrate Fortigate Configurations with FortiConverter
Starting with FortiConverter 6.0, any kind of conversion requires a valid license Fortinet has published a very nice and helpful tool for converting firewall configs from other vendors into a Fortigate configuration file. Also an old Fortigate config file can be used as the source file. So if you are…
FortiGate Logs per CLI ausgeben
Zuletzt aktualisiert: 30.04.2026 Von Zeit zu Zeit ist es notwendig, die Logs eines FortiGates per CLI auszulesen. Dies kann beispielsweise dann von Nöten sein, wenn die FortiGate nur per CLI erreichbar ist oder der Inhalt eines Logs von einem Script ausgewertet werden soll.
Offene Ports an der FortiGate
Die FortiGate ist ein genialer Kommunikationsspezialist in vielfacher Hinsicht. Gleichzeitig ist es aber auch ein Türsteher und Wächter erster Güte. Von Zeit zu Zeit stellt sich nun die Frage, welcher dieser Qualitäten der Vorrang eingeräumt werden soll. Natürlich mögen wir alle die eierlegende Woll-Milch-Sau, auch wenn wir uns oft darüber…