linux_new_user.sh

## Creating user profile for name.surname

# Add a user to the system while creating a folder for him/her
useradd -m name.surname

# Change shell to bash
chsh -s /bin/bash name.surname

# Add user to a group called ai
usermod -a -G ai name.surname

## Adding public keys for remote accessing
# switch to user
su name.surname

# Crate directory and open authorized_keys
mkdir ~/.ssh/ && cd ~/.ssh && nano authorized_keys 
# Paste the public key in the terminal and save

################################################
# Delete user and folder
sudo userdel name.surname
sudo rm -r /home/name.surname

# Add user to sudo group
sudo usermod -aG sudo name.surname
# Delete user from sudo group
sudo deluser name.surname sudo

# User changing own password
passwd
# Admin changing other user's password
sudo passwd name.surname