The Wikimedia Foundation suffered a security incident today after a self-propagating JavaScript worm began vandalizing pages and modifying user scripts across multiple wikis.

Learn how the DOM structures your page, how JavaScript can change it during rendering, and how to verify what Google actually sees.

A blind spot in Microsoft’s app and add-in marketplace security allowed an eagle-eyed hacker to hijack an abandoned Outlook add-in to carry out phishing attacks that compromised 4,000 users, ...

Cybersecurity researchers have discovered what they said is the first known malicious Microsoft Outlook add-in detected in the wild. In this unusual supply chain attack detailed by Koi Security, an ...

Patreon has spent the last few years pitching itself as a healthier alternative to algorithmic social platforms for creators. Now, the membership service is adding a bunch of new social features for ...

Community driven content discussing all aspects of software development from DevOps to design patterns. One of the biggest challenges design teams and web developers face is turning Figma designs into ...

We hear Signal is in the news. As longtime fans of the app, and secure messaging more broadly, we feel like it's our duty at Engadget to ensure you know how to use the software properly. Signal is ...

Brave Browser is getting a new feature called 'custom scriptlets' that lets advanced users inject their own JavaScript into websites, allowing deep customization and control over their browsing ...

JavaScript is one of the most successful and versatile programming languages in the world, but it certainly didn’t start out that way. Here are 11 ways that JavaScript today is nothing like the ...

A site formerly used to host a service geared towards adding JavaScript polyfills to web pages to ensure compatibility with older browsers is being abused to serve malicious scripts as part of a ...