Government Web sites are keeping an eye on you: Dozens of federal agencies are tracking visits to U.S. government Web sites in violation of long-standing rules designed to protect online privacy [...]
Probably the most intrusive type of tracking comes from third-party cookies set by commercial vendors. Such cookies permit correlation of visits to thousands of Web sites. A visitor to the Pentagon's Web site could be identified as the same person who stopped by Hilton.com and HRBlock.com--because both of those companies are WebTrends customers.
For its part, WebTrends says it does not correlate that information.