Building a Kubernetes cluster (K8s) on CentOS 7 in a KVM
Kubernetes is an open source tool for managing and orchestrating docker containers in a cluster of servers. Kubernetes (abbreviated k8s)...
Managing files in Linux: the cp command
One of the most used commands in Linux is cp (abbreviated from copy). The cp command copies a file. Its...
Managing files in Linux: mv command
Command mv (short of move) is used both to move files and folders from one place to the other, and...
Managing files in Linux: ls command
The ls command (list) displays the file names in a directory. The syntax of the ls command is simple: ls...
Groupdel command – delete groups in Linux
The easiest way to delete a group in Linux is using the groupdel command. The basic syntax is: groupdel group_name...
Changing user accounts in Linux – usermod command
The usermod command works somewhat like useradd command, with similar parameters. The usermod utility changes an existing account, unlike the...
Rclone – synchronization with cloud storage services
Rclone is an open source tool that can sync Linux systems with the most important cloud storage services: Google Drive,...
The gentent command – Individual view of information in Linux
When you manage a system with many user accounts, groups, and, by default, passwords, it is necessary that individual information...
WPScan – a WordPress vulnerability scanner
WPScan is a free, non-commercial tool useful for scanning the vulnerabilities of WordPress-based websites. It was designed to test the...
Changing User Accounts in Linux – Chage Command
The chage (change age) command allows you to modify user accounts for their expiration. Linux allows you to configure your...
Gpasswd command – modifying some group features in Linux
The gpasswd command is the equivalent of the passwd command for groups. This command provides the ability to modify some...
GroupAdd and GroupMod commands
Groupadd command – adding groups to Linux The groupadd command provides the ability to add a new group to Linux....
