Is threat management in Fortinet really address all cybercrime activities?

I'm curious to know the process What does FortiMail doing in the backend while Inspecting and Delivering messages?

Can we say Next-generation Technology as 3rd generation Technology in Firewall World?

Hi, I'm a beginner at Fortinet. By knowing concept one after another makes quite interesting. Still a lot of doubts On Fortinet concepts

I want to know, where exactly Fortinet unit is subject to Bounce verification and Antispam check?