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2016-12-14 Ubuntu-Debian

Create New User

How to create a new user with sudo priveleges on Ubuntu 16#

  1. Log in as root

  2. Create the user

    adduser newuser

  3. See user’s groups

    groups newuser

  4. Add to sudo group

    usermod -aG sudo newuser

  5. Become newuser

    sudo su newuser -

  6. Create SSH key

    ssh-keygen

  7. Logout and copy your ssh key to server

    ssh-copy-id ubuntu@your-server-ip

    Use password to copy it over

  8. Disable password authentication

sudo vim /etc/ssh/sshd_config

PasswordAuthentication no

sudo systemctl reload ssh