Backing Up Your Data

Backing Up Your Data If you store any customer or personal data on a Linode, it’s important to make regular backups. Data can become corrupted or inaccessible for any number... Read more

How to Use LUKS for Full Disk Encryption on Linux

How to Use LUKS for Full Disk Encryption on Linux Using LUKS encryption to Create a Secure Disk on Debian 8 Full disk encryption protects the information stored on your... Read more

15 Examples of How to Use New Advanced Package Tool (APT) in Ubuntu/Debian

One important thing to master under Linux System/Server Administration is package management using different package management tools. Different Linux distributions install applications in a pre-compiled package that contain binary files,... Read more

Use One-Time Passwords for Two-Factor Authentication with SSH on CentOS 7

Use One-Time Passwords for Two-Factor Authentication with SSH on CentOS 7 In this guide, you’ll learn how to use one-time passwords for two-factor authentication with SSH on CentOS 7. No... Read more

Introduction to FirewallD on CentOS

Introduction to FirewallD on CentOS FirewallD is frontend controller for iptables used to implement persistent network traffic rules. It provides command line and graphical interfaces and is available in the... Read more

Obtain a Commercially Signed TLS Certificate

Obtain a Commercially Signed TLS Certificate If you intend to host a publicly accessible website which will use HTTPS, then you will want to install a commercially signed TLS certificate... Read more
How to install Htop on Linux

Install Htop 2.0 – Linux Process Monitoring for RHEL, CentOS & Fedora

How to install Htop on Linux? This article is the continuation of our Linux system monitoring series, today we’re talking about the most popular monitoring tool called htop, which is... Read more

How to Configure Firewall with UFW on Ubuntu 18.04

Uncomplicated Firewall or UFW is an interface to iptables that is designed to simplify the process of configuring a firewall. While iptables is a firm and flexible tool, it can... Read more

Pssh – Execute Commands on Multiple Remote Linux Servers Using Single Terminal

No doubt, that OpenSSH is one of the most widely used and powerful tool available for Linux, that allows you to connect securely to remote Linux systems via a shell... Read more

How to Install a Jenkins Automation Server on Ubuntu 18.04

Introduction Jenkins is a unique automation server-based app that runs in a Java servlet container. The service supports a variety of Social Control Management (SCM) software systems such as SVN,... Read more