Linux: User cheat sheet
Last update: 3/4/2025, 11:05:37 AM
List users
less /etc/passwd
List groups
groups <userName>
Add user to a group:
sudo usermod -aG <groupName> <userName>
Create SSH key:
ssh-keygen
Give sudo permissions:
sudo usermod -aG sudo <userName>
Run sudo without password:
sudo visudo
In this file:
user_name ALL=(ALL) NOPASSWD:ALL