Claude AI discovered 22 Firefox vulnerabilities in two weeks, including 14 high severity flaws, showing how AI speeds up security research.

Artificial intelligence (AI) is quickly becoming a powerful tool in cybersecurity. In a recent partnership with Mozilla, researchers from Anthropic ...

The nonprofit that oversees Wikipedia briefly enforced a 'read-only' mode on Thursday morning as users spotted code designed to delete articles and place Russian text in the edit summary.

With version 148, Mozilla is expanding its browser with central management for AI features and new security APIs for web developers.

Microsoft has officially retired the traditional phone-based activation system for Windows and Office that served as a reliable fallback for users for over two decades. Indeed, the "slui 4" command ...

Phone activation for Windows has been discontinued. You'll have to use an online portal to activate Windows. The portal requires a Microsoft or business account. Microsoft has typically offered a few ...

Editor's take: Mozilla has a new CEO, and a very original idea about the future of Firefox. The open-source software is set to embed nearly every kind of AI feature in the near future, but the ...

A new campaign dubbed 'GhostPoster' is hiding JavaScript code in the image logo of malicious Firefox extensions with more than 50,000 downloads, to monitor browser activity and plant a backdoor. The ...

This week Microsoft made a couple of big Windows announcements. First, the company confirmed that Windows 11 is becoming an agentic OS leading to a massive backlash. The company also ended support for ...

Windows 11 comes with many hidden features that Microsoft has already built into the system, but hasn’t yet activated for general use. With the ViVeTool program, you can activate those hidden ...

Behavioral Activation (BA) is a form of short-term outpatient therapy that engages individuals in rewarding activities of their own choosing as a way to counter the negative feelings and withdrawal ...

Michelle is Lifehacker's Associate Tech Editor, and has been reviewing games, laptops, phones, and more for over 10 years. She is based in New York City and holds a master's degree from NYU. October ...