It's been said that the killer app that made the Net as ubiquitous as it is today is the web browser, with e-mail running a close second. Just about everyone uses a browser in some capacity or another to access news, information, and e-mail, possibly moreso than dedicated applications (such as e-mail readers, RSS readers, or database searching applications). As great as they are, web browsers have their own unique sets of problems and vulnerabilities that have to be taken into account, especially if privacy is of concern to you.

Firefox, in my considered opinion, is an excellent web browser …