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FreeRADIUS is the most popular open-source RADIUS server. It’s commonly used with networking software such as OpenVPN, SoftEther, Squid Proxies and WiFi managing tools.

The first step towards acquiring an SSL certificate is generating a CSR and submitting it to the CA. In this article, I will demonstrate to you how to generate CSR on Ubuntu 18.04 LTS.

The latest and greatest version of Red Hat Enterprise Linux ships with new features that will make routine administration tasks easier for DevOps teams, while clearing a path for hybrid cloud deployments.

Neos is a modern free and open source content management system that can be used to build and manage websites easily. In this tutorial, we will explain how to install Neos on Ubuntu 18.04 server.

Since ancient times, we've known that one of the most effective ways to learn something is by teaching it to someone else. I've put that strategy into practice by teaching Python in my community. If you want to learn Python for free and have fun at the same time, I recommend you consider doing the same. read more

The upcoming KDE Plasma 5.16 release already promises great new features and improvements for fans of the acclaimed desktop environment used by numerous GNU/Linux distributions.

Little Backup Box comes with a dedicated shell script that greatly simplifies the process of installing and configuring the required packages and scripts. But before you get that far, there is one hurdle you have to clear: creating and setting up a bootable microSD card with the Raspbian system.

If you last updated your IT security standards five or more years ago, chances are they don't line up well with the realities of today's DevOps and site reliability engineering (SRE) practices. One particularly sticky topic is testing in production—and, thus, testing with production data—because DevOps and SRE blur the line between what is production and what is not; what is a test and what is not. To clear up some of the confusion, we'll dig into these questions: read more

Thou shalt not host a FOSS project outside GitHub (otherwise it won’t ‘count’)

2DayGeek: Learn how to implement the best password security policy on Linux.

This article lists out various examples of the file command in Linux to determine the actual type of file and gather related information.

Business documents often require special handling. Enter Electronic Document Interchange, or EDI. EDI is more than simply transferring files using email or http (or ftp), because these are documents like orders and invoices. When you send an invoice, you want to be sure that: 1. It goes to the right destination, and is not intercepted […]

Nova Drift takes a classic arcade-like space shooter, adds in touch of action-RPG elements with upgrades along with a sprinkle of random generation to make something that looks damn fun!

Learn how to enable SSH in Raspberry Pi and then how to SSH into a Raspberry Pi device.

If you had to describe Rust in just three words, they would be fast, safe, and productive. There’s memory safety without garbage collection, concurrency without data races, abstraction without overhead, and stability without stagnation.

SSHFS (SSH Filesystem) is a filesystem client based on FUSE for mounting remote directories over an SSH connection. SSHFS is using the SFTP protocol, which is a subsystem of SSH and it is enabled by default on most SSH servers.

As an update to my previous article talking about Easy Anti-Cheat, as it turns out they're not stopping Linux support for it at all. Previously we got word from Garry Newman of Facepunch Studios, who said "EAC are pausing their Linux support" but as it turns out that's not right.

In this tutorial, we will show you how to install RainLoop on a Debian 9 VPS. The tutorial will go over the required prerequisites, the installation of RainLoop, as well as the configuration of RainLoop itself. RainLoop is easy-to-install and set up, making it a quick installation. The installation process should take about 10 minutes if you follow the very easy steps described below.

In this deep dive we take a look at the "at" utility suite. We discuss how to use at to schedule one-time jobs, how to manage, list and delete scheduled jobs. Learn to use different queues, and schedule jobs to run only when system load averages permit using the batch feature. Of course, we also touch on how to secure use of the at command.

The kernel team is working on final integration for kernel 5.1. This version was just recently released, and will arrive soon in Fedora. This version has many security fixes included. As a result, the Fedora kernel and QA teams have organized a test week from Monday, May 13, 2019 through Saturday, May 18, 2019.