> > I want to learn from scratch securing Linux and ethical hacking. Should I >> do as the most people so install Kali Linux on virtual machine or install >> Gentoo Hardened with Pentoo overlay on my PC? I heard a lot of negative >> opinions about Kali Linux. >> > If you haven't installed and maintained a gentoo system before, its a great way of building a solid foundation of knowledge.
If you have, then its a matter of taste, so try both and see what you like.