How to change password in Linux + password management tips
System administrators often create multiple accounts to manage a Linux virtual private server (VPS). While this feature makes collaboration simpler ...
How to use SCP command to copy and transfer files in Linux
Secure copy protocol (SCP) is a command that enables efficient and secure file transfers between two systems over a network. ...
How to remove directory in Linux: deleting files and folders using rmdir and rm commands
Learning the Linux command line is essential for system administrators, as it’s widely used for virtual private server hosting. While ...
Cron job explained: Syntax, scheduling, and best use cases
A cron job is a time-based scheduler in Unix-like operating systems, such as Linux and macOS. It automates repetitive tasks ...
Iptables tutorial: securing VPS with Linux firewall
Iptables is a Linux firewall tool that lets you control which traffic reaches your VPS by configuring rules for allowing, ...
Basic SSH commands: SSH command examples, options, and cheat sheet
SSH commands let you securely connect to a remote server, run Linux commands, transfer files, manage SSH keys, and troubleshoot ...
How to change permissions and ownership in Linux
Properly managing Linux file permissions and ownership is essential for safety, especially when multiple administrators manage one server. Moreover,...
How to use PuTTY to access your server
To use PuTTY, install the client, enter your server’s IP address and SSH port, select SSH as the connection type, ...
How to list users in Linux: Commands, tools, and automation tips
To list users in Linux, the most common method is to read the /etc/passwd file, which stores essential information about ...