amazon ec2 - Removing default "ubuntu" user from Ubuntu
Mar 31, 2020 Can I set my user account to have no password? - Ask Ubuntu Warning: Be careful once you remove your password using this method, you won't be able to authenticate yourself to prove you have admin rights, in a GUI or in the terminal (like installing an application using Synaptic, or using sudo through the command-line). This is because of bug #1168749.. Only do this if the user is not the only admin user. Security - Users | Server documentation | Ubuntu Remove or rename the directory .ssh/ in the user’s home folder to prevent further SSH authentication capabilities. Be sure to check for any established SSH connections by the disabled user, as it is possible they may have existing inbound or outbound connections. Kill any that are found. How to Remove (Delete) a User on Ubuntu 14.04 LTS | Liquid Web
Feb 16, 2019
Remove a Linux user | Gen 3 VPS & Dedicated Servers You can remove old users from your Linux server. This will revoke the user's SSH access, and remove that user's file and directory ownership. Note: This procedure should work for all Linux distribution types - Ubuntu, CentOS, and so on. Log in to your server via SSH. How to delete a user account on Ubuntu Linux - nixCraft Nov 24, 2018
How to remove all files and directories owned by a
Remove a user from a specific group If called with two non-option arguments, deluser will remove a user from a specific group. OPTIONS--conf FILE Use FILE instead of the default files /etc/deluser.conf and /etc/adduser.conf--group Remove a group. Powered by the Ubuntu Manpage Repository, [Quick Tip] Hide User List in Ubuntu 18.04 Login Screen Apr 20, 2018 Ubuntu Delete User with Command Line - YouTube