Revoking Trust in one ANSSI Certificate

Last week, Mozilla was notified that an intermediate certificate, which chains up to a root included in Mozilla’s root store, was loaded into a man-in-the-middle (MITM) traffic management device. It … Read more

Navigating the TLS landscape

A few weeks ago, we enabled Perfect Forward Secrecy on https://www.mozilla.org [1]. Simultaneously, we published our guidelines for configuring TLS on the server side. In this blog post, we want … Read more

HITBSecConf HackWeekDay 2013

HITBSecConf HackWeekDay 2013 Mozilla is proud to be once again sponsoring HackWeekDay at the Hack-in-the-Box security conference in Malaysia in October. The event is a chance for developers – both … Read more

A New Focus on Security in the Web Console

Web developers need better tools to help them debug security issues. The Web Console, part of the Firefox Developer Tools, shows errors and warnings filtered into different categories. Firefox 23 … Read more

Writing Minion Plugins

The following blog post is contributed by Yeuk Hon, an intern who has been with the Security Automation team at Mozilla over the summer. Today is his last day with … Read more

Plug-n-Hack

Plug-n-Hack Overview Plug-n-Hack (PnH) is a proposed standard from the Mozilla security team for defining how security tools can interact with browsers in a more useful and usable way. Security … Read more

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 … Read more

Investigating Security Vulnerability Report

Update – August 5, 2013 Issue Mozilla was notified on August 4, 2013 of a potential security vulnerability with Firefox 17 (current general release is Firefox 22). Upon investigation we … Read more