OSTechNix (Open Source, Technology, Nix*) regularly publishes the latest news, how-to articles, tutorials and tips & tricks about free and opensource software and technology.

If you want to change the DNS server using Command Prompt or Windows PowerShell, this tutorial will be handy. Instead of opening the Network Connections window, you can follow this step-by-step guide ...

When computer systems are used long, memory space is clogged and Windows performance gets sluggish. If you notice your hard disk space is slowly filling up, freeing up some memory space becomes ...

Here is how I back up my Linux laptop to make sure I don't lose anything important. Before I worried about exactly how I was ...

On Windows 11, you can configure virtually any computer application to launch automatically during startup using the Startup ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

Learn how to add, delete, and grant sudo privileges to users in Red Hat Enterprise Linux (RHEL), AlmaLinux and Rocky Linux.

August 2025 campaigns deliver kkRAT and Gh0st RAT variants via SEO poisoning, disabling antivirus to hijack crypto wallets.

Linux has a ton of applications you can install, some of which you may not have heard of. These obscure apps are waiting to help improve your productivity.

IntroductionAPT37 (also known as ScarCruft, Ruby Sleet, and Velvet Chollima) is a North Korean-aligned threat actor active since at least 2012. APT37 primarily targets South Korean individuals ...