On Users US computer experts have uncovered a new weakness in web browsers. Cookies are tiny data packages deposited on the user's computer by Internet website providers.
Cookies can be helpful, e.g. when password-protected pages are viewed repeatedly.
It is not filed in the appropriate directory, but instead is deposited in the cache, where it remains hidden from the Internet surfer. In this way, companies can determine whether their potential customer has already accessed the competition's websites. Meanwhile, the researchers emphasize that such cookies are not in use anywhere at this time. By writing the cookie, they wanted to point out the danger so that protective measures could be developed against potential future espionage.