An expired certificate on the Mozilla Add-ons infrastructure is disabling Firefox add-ons for millions of users, and is also preventing users from re-activating or (re-)installing extensions. The ...

What is a Mozilla Firefox Addon or Extension? Mozilla Firefox addons or extensions are programs that can be installed into Firefox in order to change the browser's functionality. This includes adding ...

One of the features that attract geeks and power users to Firefox is add-ons. these simple browser extensions allow you to customize pretty much everything about the browser, from the page being ...

A bad browser extension can be a security nightmare. If it's been hijacked by a bad actor, your personal data may be at risk.

A Sunday afternoon browser update fixed the lapsed certificate, which Mozilla had used to digitally sign Firefox extensions. After the certificate expired, the browser add-ons stopped working. Mozilla ...

On November 14 Mozilla will take the biggest gamble in its long history when the organization will ship Firefox 57, the first version of its browser that will stop supporting legacy Firefox add-ons.

The numbers reflect the amount of downloads from addons.mozilla.org. And, perhaps more impressively, the company has only been keeping track of add-on downloads since 2005. Writing on the Mozilla blog ...

The misbehaving Firefox add-ons were misusing an API that controls how Firefox connects to the internet. Mozilla’s Firefox team has blocked add-ons that were abusing the proxy API in order to prevent ...

Mozilla is making it easier to choose the best Firefox add-ons from a sea of extensions you'd usually have to wade through. The latest version of Firefox for desktop now comes with a list of ...