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Tag Archives: firefox

Mozilla Quietly Adds Features From Tor Browser to Firefox

In 2017, the developers at Mozilla have quietly added several features to Firefox that originated from the Tor Project’s Tor Browser. The new features come from the Tor Uplift project, which helps Mozilla integrate patches to Firefox that are used in the Tor Browser. The Tor Uplift project patches to Firefox help increase privacy and security, and the project has ... Read More »

Firefox 52 Adds a Tor-Like Font Whitelist to Prevent Fingerprinting through OS Fonts

Researchers from Mozilla scheduled a release for a stable build of Firefox 52—this build’s significance came from a Tor-esque privacy implementation. In the user-submitted bug report, Bug 1121643 from 2015, a user posted that a system’s fonts exposed information about that user. Then, Tor developers, as another user commented, issued a patch to “Bug #13313: Pref ‘font.system.whitelist.’” Tor’s patch to ... Read More »

Firefox Zero-Day Can Be Used To Deanonymize Tor Users

Recently, a Firefox zero-day was being used to target Tor users. Experts say the code is nearly identical to what the Federal Bureau of Investigation used in their hack against Tor users in 2013. However, on the same day, the exploit came out, the Tor Project and Mozilla published browser updates that fixed the issues within the software. The Tor ... Read More »

Mozilla is Fixing a Major Flaw in Firefox

Mozilla has announced that it will be patching a flaw in Firefox that if exploited could be used to impersonate the victim’s browser software update server. Doing so would allow attackers to inject malicious code into the victim’s computer.  Mozilla also stated that the vulnerability can also be used to unmask Tor users. Tor developer Georg Koppen stated: “The security hole allows ... Read More »

Mozilla implementing Tor privacy features in Firefox builds

In 2014, The Tor Project announced that they would be forming a partnership with Mozilla, the company most known for the Firefox browser and Thunderbird email client. The two organizations still work in unison, sharing patches, bug fixes, and even high-capacity relays. In recent news, Mozilla fought to have the FBI release information regarding a Tor exploit – one that ... Read More »