Putting Users in Control of Plugins

Mozilla is changing the way Firefox loads third party plugins such as Flash, Java and Silverlight. This change will help increase Firefox performance and stability, and provide significant security benefits, … Read more

Using Coverage Data for Security

We recently started measuring C/C++ code coverage on mozilla-central again and documented the various efforts around it in a new MDN article.

Revoking Trust in Two TurkTrust Certificates

Update: For clarification, the last sentence of this post references our actions to suspend inclusion of a TURKTRUST root certificate. There are currently two TURKTRUST root certificates included in Mozilla’s … Read more

HTTP Strict Transport Security

The lack of (or inconsistent use of) SSL puts users’ security and privacy at risk. Increasingly, popular sites require SSL not only for operations which are known to directly involve … Read more

Rebooting Security Engagement at Mozilla

We recently announced a reboot of our efforts to engage with security contributors at Mozilla. Today our strongest and most lasting contributor relationships are with individuals searching for bug bounties. … Read more

Preloading HSTS

HSTS (HTTP Strict Transport Security [1][2]) is a mechanism by which a server can indicate that the browser must use a secure connection when communicating with it. It can be … Read more

Mozilla’s Commitment To Security

October is National Cyber Security Awareness month and we want to take the opportunity to reiterate Mozilla’s security commitment to the Web. From Firefox for Windows, Mac, Linux and Android to … Read more

Click-to-Play Plugins, Blocklist-Style

You may have heard of click-to-play plugins (in short: don’t load plugins until they’re clicked). You may have also heard of the blocklist (essentially a list of addons and plugins … Read more

Security Vulnerability in Firefox 16

Update (Oct 11, 2012) An update to Firefox for Windows, Mac and Linux was released at 12pm PT on Oct 11. Users will be automatically updated and new downloads via … Read more