Almost all of the user management commands require root access. The superuser, often referred to as root, can do anything anywhere, regardless of any permissions. So how does a humble user do anything ...

Learn how to add, delete, and grant sudo privileges to users in Red Hat Enterprise Linux (RHEL), AlmaLinux and Rocky Linux.

Back in the early days of Linux, things were exponentially more complicated. The distributions were far less mature and required a particular system account to get things done. That account was root - ...

A vulnerability in the Linux sudo command has been discovered that could allow unprivileged users to execute commands as root. Thankfully, this vulnerability only works in non-standard configurations ...

Getting started with the Linux command line can feel like diving into the deep end. Its powerful but can be unforgiving, ...

Learn how to migrate Rootful Docker setup to Rootless Docker in Debian and Ubuntu Linux step-by-step. Make your containers ...

Log files. They're there for a reason -- to keep track of what goes on behind the velvet curtain of your operating system. When things go wrong, entries are added to those log files, so you can view ...