document updated 15 years ago, on Jul 2, 2009

Synopsis: It's possible to get a somewhat detailed list of what websites a user has visited, using CSS to detect the status of a:visited.
Mozilla bug #57351 has been open since October 2000 (note that current discussion has moved to bug #147777)
demonstration sites
- StartPanic.com
- the no-javascript method
using it for benevolent purposes
- socialhistory.js
workarounds / proposed fixes
- SafeHistory (Firefox plugin) — apply the "same origin" policy to a:visited
- in Firefox 3.5, you can set layout.css.visited_links_enabled to false