Which Web Sites Share What Information About You?

In order to see the complete chart, you'll need to visit a site that admits it's not the most careful with information about you...

http://online.wsj.com/article/SB10001424127887324640104578165651354042798.html

Click on "All Sites," to the right of "Sites Passing Data," to see where sites you visit rate in terms of popularity and confidentiality. Note, however: They admit to sharing only relatively small innocuous pieces of information, but any time you send accurate information about yourself--e.g. your home address or phone number, instead of the address and phone number of the public computer center you use--that information is stored where any hacker who succeeds in tapping into a large, popular data base may get it.