The Differences between Su, Sudo Su, Sudo -s and Sudo -i - Make Tech Easier
What's the Difference Between Sudo and Su in Linux?
Jinwook Kim on Twitter: "Scenario — 2: Using nano for privilege escalation. (1) sudo nano /etc/sudoers (2) sudo nano /var/opt/../../etc/sudoers (3) nano text editor as root. (4) Replace the marked line with