If you'd like to see what kind of information sites can gather about you, head to these two sites, which peer into your browser and report what they find.

Privacy Analysis of Your Internet Connection gathers and displays basic information, such as your operating system, screen resolution, what site you previously visited, general system setup and so on.

BrowserSpy delves even deeper into your system and even reports on whether you have certain software on your system, such as RealPlayer and Adobe Acrobat, including version information.

Interesting pages. Using these to secure my system, thanks