In other words, there is no “one-size-fits-all” configuration that will work for everyone. There are many factors to consider when configuring Firefox to meet your needs, including your threat model and browsing preferences. Below we will go over how you can customize Firefox to give you the security and privacy you desire, while still working well for day-to-day browsing.īut before we jump in, let’s cover some important details. It is for this reason that I consider Firefox to be the best all-around browser for privacy and security. It remains a solid alternative to some of the other options, such as Google Chrome, Microsoft Edge, and Safari.Īnother great aspect of Firefox is that it is highly customizable, which is the point of this guide. The newest version of Firefox is fast, light-weight, and packed full of privacy and security features. Mozilla Firefox is arguably the best browser available that combines strong privacy protection features, good security, active development, and regular updates. This guide contains updated recommendations and privacy tweaks for Firefox, revised to reflect the latest version and new features (October 2019).