Follow ZDNET: Add us as a preferred source on Google. If your computer desktop looks a little chaotic and you're noticing some performance slowdown, it might be time to do a cleanup. The best way to ...

A cyberattack targeting Poland's power grid in late December 2025 has been linked to the Russian state-sponsored hacking ...

A new sample of the ToneShell backdoor, typically seen in Chinese cyberespionage campaigns, has been delivered through a kernel-mode loader in attacks against government organizations. Security ...

Scientists have built a 98-qubit machine that they say performs better than any other quantum computer in the world. They've used it to gain new insights into superconducting physics. When you ...

Your PC’s operating system and running applications store countless temporary files on its mass storage device. One of the best-known examples of this is web ...

What if the very foundation of your data storage could make or break your system’s performance and reliability? Choosing the right file system isn’t just a technical decision, it’s a pivotal choice ...

After a 2020 breach thought to be Russia’s work, the courts told Congress that they would harden a system storing sealed documents. Five years later, the system was hacked again. By Mattathias ...

Sometimes I go longer than I intend without writing an updated version of our PC building guide. And while I could just claim to be too busy to spend hours on Newegg or Amazon or other sites digging ...

Federal officials are scrambling to assess the damage and address flaws in a sprawling, heavily used computer system long known to have vulnerabilities. By Adam Goldman Glenn Thrush and Mattathias ...