If you’re administering a Linux server, chances are you have a lot of user accounts to manage and, along with these, a lot of files and settings to control. Here are some commands and issues that are ...

With sudo access, on the other hand, you can make just about any changes to user accounts and with usermod, you can do it easily. Instead of editing files, you run commands that modify the files ...

Why shadow passwords? Simply put, the shadow password scheme addresses the major shortcoming of the original Unix password-handling scheme, the fact that the password list was stored as a ...