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, ...

A couple of weeks ago, Mozilla released Firefox 151, the latest major update for the browser. Shortly after, the company ...

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 ...

Emergency updates are coming thick and fast, with Apple recently fixing two flaws being used in attacks and Google issuing critical patches for its widely used Chrome browser. Emergency security ...

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 ...

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 ...

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