Category: Linux Administration

Surveillance Linux Machine 5

How can I check who is logged on my Linux system?

Linux is an extraordinary operating system, which lets the user record every single process running on it. Today, we are going to show some thrilling commands, using which you can track “who is logged on my Linux system”. This tutorial will be very useful for administrators and novice users to Linux. who is logged on my Linux system. 1. command “w” w displays information about the users currently on the...

hsts 520x245 - How to Setup HTTP Strict Transport Security (HSTS) for Apache 0

How to Setup HTTP Strict Transport Security (HSTS) for Apache

HTTP Strict Transport Security, widely known as HSTS, is a web security policy mechanism in which website tells the browser that it should only be communicated using HTTPS, instead of using HTTP Protocol. This is achieved using an HSTS response header sent at the very beginning to the browser. The question which arises here is, why we want our website to communicate only over HTTPS Protocol??? HTTP stands for HyperText Transport Protocol, Which is just...

Two Factor Authentication 2

How to setup 2-Factor Authentication for GUI & SSH login | Google Authenticator

“Thought of security is a symptom of hidden insecurity in your mind”. We live in a world where data is one of the most important assets and risk of data loss always keep on swinging on our head like a pendulum. Therefore, We should seek and make every possible attempt to secure and authenticate our data. To avoid this threat administrators prefer to keep hard and complex passwords for login to...

CSF Installation Guide 1

CSF Installation Guide Over Several Linux Distributions | Security | Linux Administration

Installation Guide – CSF Config Server Firewall, widely known as CSF is used to enhance the security of server’s or system’s running over various Linux distributions (generic Linux OS). CSF can be installed over Linux based Plain machines, VPS or Servers. It also provides preconfigured configurations and control panel UI’s for cPanel, DirectAdmin, and Webmin. Let’s begin with installation folks. Installation Commands cd /usr/src wget https://download.configserver.com/csf.tgz tar -xzf csf.tgz cd csf sh install.sh Test whether you have...

apache nodejs 1 520x245 - Configuring Reverse Proxy for Node.js application using Apache | Linux Administration 0

Configuring Reverse Proxy for Node.js application using Apache | Linux Administration

Node.js Node.js is widely used to build web applications with real-time, two-way connections, where both the client and server can initiate communication, allowing them to exchange data freely. The best side is that we don’t need a host container for building a web app just means including a library that listens for HTTP requests on a port and responds. It is as simple as just coding your app and let it listen on any non-privileged...

Nodejs 520x245 - Installing Node.js Over Several Linux distributions | Linux Administration 0

Installing Node.js Over Several Linux distributions | Linux Administration

Debian and Ubuntu-based Linux distributions Also including Linux Mint, Linux Mint Debian Edition (LMDE), elementaryOS, bash on Windows and others. For Node.js 6: curl -sL https://deb.nodesource.com/setup_6.x | sudo -E bash – sudo apt-get install -y nodejs Alternatively, for Node.js 8: curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash – sudo apt-get install -y nodejs Optional: install build tools Build tools are used to compile and install native add-ons from npm sudo apt-get install...