Firefox is the only major browser that still evaluates every website it connects to whether the certificate used has been reported as revoked. Firefox users are notified of all connections … Read more
Overview The Domain Name System (DNS) is often referred to as the “phonebook of the Internet.” It is responsible for translating human readable domain names–such as mozilla.org–into IP addresses, which … Read more
Security on the web matters. Whenever you connect to a web page and enter a password, a credit card number, or other sensitive information, you want to be sure … Read more
Throughout 2020, Firefox users have been seeing fewer secure connection errors while browsing the Web. We’ve been improving connection errors overall for some time, and a new feature called Intermediate … Read more
A little over a year ago we enabled Enhanced Tracking Protection (ETP) by default in Firefox. We did so because we recognize that tracking poses a threat to society, user … Read more
We intend to update Mozilla’s Root Store Policy to reduce the maximum lifetime of TLS certificates from 825 days to 398 days, with the aim of protecting our user’s … Read more
Cryptographic primitives, while extremely complex and difficult to implement, audit, and validate, are critical for security on the web. To ensure that NSS (Network Security Services, the cryptography library behind … Read more
Mozilla has sent a CA Communication and Survey to inform Certification Authorities (CAs) who have root certificates included in Mozilla’s program about current expectations. Additionally this survey will collect input … Read more
Firefox has one of the oldest security bug bounties on the internet, dating back to 2004. From 2017-2019, we paid out $965,750 to researchers across 348 bugs, making the average … Read more
Starting in version 75, Firefox can be configured to use client certificates provided by the operating system on Windows and macOS. Background When Firefox negotiates a secure connection with a … Read more
Prior to being able to display a web page within a browser the rendering engine checks and verifies the MIME type of the document being loaded. In case of an … Read more
The Multi-Account Containers Add-on will now sync your container configuration and site assignments. Firefox Multi-Account Containers allows users to separate their online identities into different tab types called Containers. Each … Read more