Mozilla Firefox 3 is a web browser developed by Mozilla Foundation , available for download in full install version for Windows platforms from legacy sources. This version of Firefox was officially released on 2008-06-17 for public access and a brief summary of important updates and change log pertaining to this edition can be read below.

Firefox 3 is built on Gecko 1.9 web rendering platform developed by Mozilla for creating browser which is scalable, secure and reliable. 

From the security point of view, this edition warns the user for malware websites while they open such spam websites. Web Forgery is detected by Firefox and block them from display to users.  SSL error pages are detected for invalid security certificates and warning popup to the user while accessing those pages. Firefox is now provide protection against cross-site JSON data leaks. 

Firefox scores over all existing browsers in the easy-to-use application. Equipped with password manager for storing your login details to various websites, Download manager with top-notch functions like pause, resume and remove downloads, Full page Zoom for browsing web without distraction from other applications. and many more..