Nessus - a vulnerability scanner

Nessus is a proprietary vulnerability scanner developed by Tenable Network Security. It is free of charge for personal use in a non-enterprise environment.

Reference:

https://en.wikipedia.org/wiki/Nessus_(software)

WireGuard - a VPN runs as a module inside the Linux kernel

WireGuard is an open-source software application and protocol that implements virtual private network (VPN) techniques to create secure point-to-point connections in routed or bridged configurations. It is run as a module inside the Linux kernel and aims for better performance than the IPsec and OpenVPN tunneling protocols.

Reference:

https://en.wikipedia.org/wiki/WireGuard

Execute sudo without Password?

Execute sudo without Password?

At the bottom of the file:

$ sudo visudo

username ALL=(ALL) NOPASSWD: ALL

Reference:

https://askubuntu.com/questions/147241/execute-sudo-without-password