Sure, using the Linux command line is optional. But these are commands I rely on every day, and you can benefit from them, too.
Just like with RAM, CPU cores play a vital role in your virtual machine experience. Too few CPU cores and the system will simply fail to boot; while too many result in your host operating system ...
theHarvester is one of the most easily accessible tools for this. With the right commands, it gathers data from search engines and public repositories. It even accesses security APIs, revealing hosts, ...