Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Updates for the web browsers Chrome and Firefox, as well as the Thunderbird email client, patch partly critical security ...

In context: Root certificates are an essential element for modern browser security. They protect users by verifying signed web pages, extensions, and other types of content. However, developers must ...

On March 14, 2025, a root certificate used to verify signed content and add-ons for Firefox and other Mozilla projects expired (note that Thunderbird does not do content verification, so that app will ...

The latest version of Firefox for Windows, macOS, Linux, and Android brings a number of improvements to privacy protection, ...

Firefox users have something new to brag about. Security vendor Secunia reports that users of the open-source browser are more likely to have installed the latest security updates than Web surfers ...

If you read enough tech news on the internet, you're probably used to seeing the same advice over and over again: Update your software to the latest version as soon as possible. This advice is ...