Spoiler Alert! – Since the release of macOS 11.0 aka Big Sur, your FortiClient VPN might not be working as expected anymore if you have already upgraded. There’s a chance you might not have noticed it, in the case that you’re using SSL VPN only in your environment. But as…
FortiClient/PaloAlto Support for Catalina – “legacy system extensions” error
Since a while, the most recent macOS versions the system do report the use of “legacy system extensions” which is often triggered by modules or plugins of low-level software like VPN Clients, AV software etc.