Ajax For Evil: Spyjax - Find out where the users been. With great power comes great responsibility.
With every advancement in technology we face the threat of it being used for evil purposes. This is the case with AJAX. AJAX has a ton of great uses but one form of negative AJAX has taken life: Spyjax. Spyjax, as I know it, is taking information from the user's computer for your own use -- specifically their browsing habits. By using CSS and JavaScript, I can inject anchor links into the page and tell whether you've been to the link's URL. Main - browsersec - Google Code - Browser Security Handbook land. WordPress Tips Part 1.