Tanvi's Blog

Security Engineering – @TanviHacks

Archive for Browser Security

Mixed Content Blocking Enabled in Firefox 23!

For the last few months, I’ve been working on the Mixed Content Blocker for Firefox.  I’ve been landing patches since Firefox 18 in hope of reaching this day. Mixed Active Content is now blocked by default in Firefox 23! What is Mixed Content? When a user visits a page served over HTTP, their connection is… Read more

Categories: Browser Security

User Specified Content Security Policy

This summer I worked on a Google Summer of Code Project called User Specified Content Security Policy with Kailas Patil (CS PhD student at the National University of Singapore). We created a Firefox add-on called UserCSP that allows users and developers to apply custom Content Security Policies to websites. A Content Security Policy is a… Read more

Categories: Browser Security