241
Testing Cliqz in Firefox
About a year ago, Mozilla announced a strategic investment in Cliqz GmbH, the Munich, Germany-based provider of search and privacy tools. Today, we want to tell you about an important ...
Mozilla Blog
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Visit blog.mozilla.org → RSS feedOn Hacker News Apr 2012 – Sep 2026
Web & Frontend 172Security & Privacy 103Tech Industry & Business 70Software Engineering 66Society, Policy & Culture 47Systems & Performance 28
242
Eight Years of Firefox
Eight years ago today, Mozilla launched the first version of Firefox. We had the audacity to believe that we could change things. We believed that a commun
243
Verified cryptography for Firefox 57
Traditionally, software is produced in this way: write some code, maybe do some code review, run unit-tests, and then hope it is correct. Hard experience shows that it is very ...
244
Firefox, Heal Thyself
This week's release of Firefox includes the beginning of a pretty cool feature. The Firefox Health Report is a new system we've built to log basic health information about your ...
245
Promoted Add-ons Pilot
Today, we are launching a pilot program to give developers a way to promote their add-ons on addons.mozilla.org (AMO). This pilot program, which will run between the end of September ...
246
Encrypted Client Hello: The Future of ESNI in Firefox
Background Two years ago, we announced experimental support for the privacy-protecting Encrypted Server Name Indication (ESNI) extension in Firefox Nightly. The Server Name Indication (SNI) TLS extension enables server and ...
247
Protecting Mozilla’s GitHub Repositories from Malicious Modification
At Mozilla, we’ve been working to ensure our repositories hosted on GitHub are protected from malicious modification. As the recent Gentoo incident demonstrated, such attacks are possible. Mozilla’s original usage ...
248
Mozilla and independent researchers publish guidelines for an ad archive API
On March 28 — after urging from dozens of civil society organizations — Facebook is set to launch its advertising archive API. This tool is intended to provide researchers, journalists, and users with transparency into political ads and audience targeting on Facebook.
249
The Bare Minimum You Should Do to Protect Your Family's Data
For a lot of families, technology is the glue that holds everything together. There’s your kid’s Instagram feed you follow to see what theyR
250
WebExtensions in Firefox 45
In August we announced that work had begun on the WebExtensions API as the future of developing add-ons in Firefox. This post covers the progress we’ve made since then. WebExtensions ...
251
I rewrote Firefox's BMP decoder
Recently I’ve been deliberately working on some areas of Firefox I’m unfamiliar with, particular relating to graphics. This led me to rewriting Firefox’s BMP decoder and learn a number of interesting things along the way.
252
Mozilla and KDDI Launch First Firefox OS Smartphone in Japan
Mozilla, the mission-based organization dedicated to promoting openness, innovation and opportunity on the Web, is excited to announce that KDDI will relea
253
NextDNS Joins Firefox’s Trusted Recursive Resolver
NextDNS Joins Firefox’s Trusted Recursive Resolver Program Committing to Data Retention and Transparency Requirements that Respect User Privacy Firefox a
254
Firefox 13 Released - Homepage + Speed Improvements
Firefox makes it faster and easier to get where you want to go on the Web with a redesigned Home Page and New Tab experience. The Home Page now includes ic
255
Mozilla launches venture fund to fuel responsible tech companies
Initial $35M will foster an ecosystem of startups that push the internet — and the tech industry — in a better direction Industry veteran M
256
Multi-account containers add-on sync feature
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 ...
257
Analysis of the Alexa Top 1M sites
Prior to the release of the Mozilla Observatory a year ago, I ran a scan of the Alexa Top 1M websites. Despite being available for years, the usage rates of ...
258
Multi-Account Containers Add-on on Mozilla VPN
At Mozilla, online privacy has always been one of our top priorities. Recently we announced Total Cookie Protection on Firefox Focus to combat cross-site t
259
JavaScript – The monkeys in 2013
A monkey. That’s the default name a part in the JavaScript Engine of Mozilla Firefox gets. Even the full engine has its own monkey name, ...
260
DNS-over-HTTPS Policy Requirements for Resolvers
Over the past few months, we’ve been experimenting with DNS-over-HTTPS (DoH), a protocol which uses encryption to protect DNS requests and responses, with the goal of deploying DoH by default ...
261
What’s Next in Making Encrypted DNS-over-HTTPS the Default
More than 70,000 users have already chosen on their own to explicitly enable DoH in Firefox Release edition. We are close to releasing DoH in the USA, and we have a few updates to share.
262
Is Germany on the brink of banning ad blockers?
Across the internet, users rely on browsers and extensions to shape how they experience the web: to protect their privacy, improve accessibility, block harmful or intrusive content, and take control ...
263
A big step towards Firefox generational and compacting GC
People frequently ask me for status updates on generational GC, and I usually say I’ll tell them when something notable happens. Well, something notable just happened: exact rooting landed .
264
A new browsing experience arrives in Firefox for Android Nightly
We tested Firefox Preview, the new Firefox experience for Android, together with our users for 6 months. Now it's coming to Firefox for Android Nightly.
265
What’s going on in the world of extensions
About one-third of Firefox users have installed an add-on before – whether it’s an extension to add powerful and customizable features or a visual them
266
What Does the OS X Activity Monitor’s “Energy Impact” Actually Measure?
[ Update : this post has been updated with significant new information. Look to the end.]
267
Introducing FuzzDB
FuzzDB is an open source database of attack patterns, predictable resource names, regex patterns for identifying interesting server responses, and documentation resources. It's most often used testing the security of ...
268
Add-ons in 2017
A little more than a year ago we started talking about where add-ons were headed, and what the future would look like. It’s been busy, and we wanted to give ...
269
Stopping FTP support in Firefox 90
The File Transfer Protocol (FTP) has long been a convenient file exchange mechanism between computers on a network. While this standard protocol has been supported in all major browsers ...
270
The internet needs our love
It’s noisy out there. We are inundated with sensational headlines every minute, of every day. You almost could make a full-time job of sorting the fun, i