Right at the start of the year, we’re also releasing the new cheat sheet for FortiOS version 7.6! If you have an idea for the cheat sheet, please let us know in the comments.We wish you good luck with troubleshooting.
CheatSheet – FortiOS v7.6
FortiOS 7.6.5: What you should know about the new mature release
Fortinet has officially transitioned FortiOS 7.6 into the “Mature” phase with the release of FortiOS 7.6.5. For many administrators, this is the green light to begin upgrading production environments. However, this release isn’t just about bug fixes, it introduces several mandatory enforcement measures designed to harden security. If you are…
SAML Authentication not working after upgrade to 7.2.12/7.4.9/7.6.4
After upgrading the Fortigate to 7.2.12, 7.4.9 or 7.6.4 the SAML authentication (for e.g. IPsec or SSL VPN) is not working anymore. The authentication process takes a very long time and then results in a timeout. Reason for this is that Fortinet has started to verify the signature for SAML…
FortiWeb: Path confusion vulnerability in GUI / CVSS:9.1
Fortinet published information about a new vulnerability in FortiWeb. Affected devices must have specific firmware patches and management interfaces accessible via the WAN. Patched already exist to fix the issue.
When the Primary Gets Too Dominant – HA Configuration Restore Issue on FortiOS 7.6.4
We encountered an interesting — and quite disruptive — behavior in a High Availability (HA) setup. Situation Overview When restoring a configuration on one cluster node, the entire configuration of the other nodes was overwritten — including settings that are supposed to remain unique and unsynced, such as hostnames, management…
FortiGate 90G Gen2 FortiLink Fix: Solving the interface A & B issue
Update 27.07.2026: Testing with an FG-90G running FortiOS 7.6.7 confirms that Port A and Port B can once again be selected as FortiLink interfaces. To enable this, Interfaces A and B must first be removed from all firewall policies, their role changed from WAN to Undefined, and their IP configuration…
Fortinet Certification Update: NSE Levels Return & Retired Exams
Starting October 15, Fortinet is introducing a significant update to its certification program — reintroducing the well-known NSE level names, while retiring some exams and launching new ones. In this blog post, you’ll find everything you need to know about the updated NSE path, requirements for FCP and FCSS certifications,…
FortiGate and BGP Blackhole Routing
Last Update: 31.12.2025 Spoiler alert: Current FortiOS versions do not allow BGP blackhole routing out of the box. But we have two possible workarounds ready for you.
FortiOS 7.6.3 – SSL VPN tunnel mode is no longer supported!
Last Updated: 20. June 2025 Fortinet has released FortiOS 7.6.3 on April 17th. There are a lot of resovled issues but again another feature was completely removed. After the SSLVPN (tunnel- and web-mode) has been completely removed on models with only 2GB RAM and the small G models, now SSLVPN…
FortiClient für ARM Prozessoren
Mit der neusten FortiClient Version 7.4.3 hat Fortinet erstmals eine ARM-kompatible Version veröffentlicht und unterstützt damit auch neue Laptops und Tablets (als Beispiel Microsoft Surface Modelle). Im Support Portal kann dieser Client ab sofort heruntergeladen werden. Nebst dem EMS gemanagten Client gibt es auch den VPN only Client als Standalone…