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When you ssh into a remote server, the safest way is to use an ssh key. This video shows you how to create the key, explains the files created by the ssh-keygen command, and shows you how to copy your public key to the remote server.

The OpenStack Foundation's StarlingX has reached another major milestone, with the 2.0 release of the edge computing platform project.

GSConnect v25 (quickly followed by v26 to fix a single issue) was released a few hours ago, and is already available on the Gnome Extensions website. The new version brings support for controlling remote media players, experimental clipboard support under Wayland and CLI scripting interface, and more.

Despite my 15 years of experience in the Linux infrastructure space, if you had asked me a year ago what a mainframe was, I'd be hard-pressed to give a satisfying technical answer. I was surprised to learn that the entire time I'd been toiling away on x86 machines in various systems administration roles, Linux was running on the s390x architecture for mainframes. In fact, 2019 marks 20 years of IBM's involvement in Linux on the mainframe, with purely community efforts predating that by a year. read more

You all love benchmarks right? Hearing the fans on your PC spin up to keep everything inside nice and cool while you start to sweat. Geekbench 5 has been officially released this month.

Google has released the Android Security Patch for September 2019 to address the most important security vulnerabilities and bugs discovered since August 2019, which also happens to be the first security patch for the recently released Android 10 operating system.

If your day-to-day as a developer, system administrator, full-stack engineer, or site reliability engineer involves Git pushes, commits, and pulls to and from GitHub and deployments to Amazon Web Services (AWS), security is a persistent concern. Fortunately, open source tools are available to help your team avoid common mistakes that could cost your organization thousands of dollars.

Did your system becomes less responsive when you were copying gigabytes of data? In Linux you can make use of ionice to manage the priority of I/O processes

Restrictions placed on rootless containers can be inconvenient, but there's always some sacrifice of convenience and usability for security improvements

When I wrote my last article on Grub Configuration I found a lot of people wanting to use GRUB Themes. Many people said it was too complicated so I will try to cover a basic theme to get you started.

For a system administrator, it is very common to perform input or output redirection during its daily work. Input and output redirection is a very powerful tool, allowing you to connect multiple commands together as well as synthetizing the output of multiple commands. Input / output redirection is a core concept of Unix based systems – and it can be used as a way to increase programmer productivity tremendously.

Automad is a file-based content management system (CMS) and a template engine written in PHP. In this tutorial, we will go through the Automad CMS installation and setup on CentOS 7 system by using NGINX as a web server.

Canonical announced today the availability of a new Linux kernel release for Ubuntu 18.04 LTS and Ubuntu 16.04 LTS systems running the Linux 4.15 kernel, which fixes a regression.

In this article, we will describe how you can install the Xscreensaver utility, automatically enable it at startup, and use it to set screensavers on your system depending on your specific requirements.

This article explains how to delete files older or newer than N days, with extra examples like matching only files using a particular extension, and more. For this we'll use find, a command line tool to search for files in a directory.

I knew from the release notes that Debian 10 included “driverless” printing, but I couldn’t find any printers in GNOME Setings, even though I have a wireless printer on my local network.

Announced earlier this year from Revolution Software Ltd, they're working on a follow up to the absolute classic Beneath a Steel Sky called Beyond a Steel Sky.

TFTP, or Trivial File Transfer Protocol, allows users to transfer files between systems using the UDP protocol. By default, it uses UDP port 69. The TFTP protocol is extensively used to support remote booting of diskless devices. So, setting up a TFTP server on your own local network can be an interesting way to do […]

By default a SFTP user can access all the folders in your server including other user’s directory also. No one wants the users to navigate around the server and view other users files. In this tutorial you are going to learn how to setup SFTP Jail environment and lock down a user to their home directory. We will also restrict the access to SSH and allow SFTP only. This guide works on all Linux based distributions.

Pip is a package management system which can be used to install and manage packages written in Python. Python is a programming language that allows you to perform web development, software development, system administration, scientific and numeric data analysis, and much more. In this tutorial, we will show you how to install pip on an Ubuntu 18.04 VPS.