Why Use Telnet When You Have Netcat? A Swiss Army Knife for Sysadmins
Explore why Netcat (nc) is the ultimate multi-purpose tool for port scanning, file transfers, and terminal-based communication.
Imran Bhullar
SSH Passwordless Authentication using ssh-keygen & ssh-copy-id
A guide to setting up secure, key-based SSH authentication to replace complex password management.
Securing SSH with Two-Factor Authentication (2FA) using Google Authenticator
Take your SSH security to the next level by adding a TOTP layer. Learn how to configure Google Authenticator for SSH on Linux.
Managing SSH connections using SSH config file
Learn how to simplify your DevOps workflow by automating complex SSH commands using the ~/.ssh/config file.
NFS: Network File Sharing Service (Server)
A comprehensive guide on setting up and configuring the Network File System (NFS) protocol for file sharing in UNIX environments.
Nagios on Ubuntu
A comprehensive step-by-step guide to installing and configuring Nagios Core from source on Ubuntu, including dependency setup and web interface configuration.
Playing with Apache Tomcat
A beginner's guide to setting up and configuring Apache Tomcat, exploring the basics of Java-based web servers.
Blocking Mass Storage in Linux
A step-by-step guide on how to disable USB mass storage devices in Linux by blacklisting the usb_storage module.
IPS (Image Packaging System) in Solaris 10
A guide on achieving IPS-like package management functionality in Oracle Solaris 10 using OpenCSW and BlastWave to handle dependencies efficiently.
Solaris Zones: Complete Step-by-Step Guide
A complete step-by-step guide to Solaris Zones explaining concepts, lifecycle, and practical configuration with examples.