User Administration in Linux

One of the major responsibilities of Linux administrator is to create users and monitor them in the system. The sole purpose of user administration in Linux is,  of course, creating system users, monitor their activities and roles, and provide them necessary access to the system. User Administration User administration in Linux deals with users as […]

Linux Commands to Manage Files & System Time

There is no doubt that Linux terminal gives more control over a Linux system than GUIs based programs. One has to get used to running commands on the terminal. One gets adapted to the terminal if it is used on a daily basis. This article is based on understanding some Linux commands to manage files […]

passwd command in Linux

passwd command as the name suggests is used to change the password of system users. The flexibility of passwd command is that when it is executed by the super user, it can reset the password for any user including root without the knowledge of the current password. Let’s go through this post to know how […]

Changing Hostname of a Linux Machine

As you play around with Linux, you may indeed come across to the problem for changing hostname of a Linux machine. In this post, I will show you how to change hostname of your Linux machine.   Change Hostname of a Linux Machine Using Terminal Sometimes, you might need to change the name of your machine, in […]

Purpose of RPM in Linux

RPM (Red Hat Package Manager) is a default open source and most popular package management utility for Red Hat based systems like (RHEL, CentOS, and Fedora). The tool allows system administrators and users to install, update, uninstall, query, verify and manage system software packages in Unix/Linux operating systems. The RPM formerly known as .rpm file, […]

How to Reset Root Password in Linux?

There might be a scenario that you may have just taken over as a system administrator from another person but what would you do if they left and forgot to give you the root password? Now, you might have to add some new users in the system and it’s obviously not possible until you know […]

How to protect GRUB with password in Linux

GRUB stands for GRand Unified Bootloader and is a boot loader package from the GNU Project. GRUB is the reference implementation of the Free Software Foundation’s Multiboot Specification, which provides a user the choice to boot one of multiple operating systems installed on a computer or select a specific kernel configuration available on a particular […]