cookies are in fact our passport in network
Cookies are overwritten constantly , as their limited number
These files in search and on the websites ads
no, not because of. Cookies can
be one of the
factors that keeps track of the advertising network. If you erase cookies, the ads will not disappear (but may show another).
Took database browser where data is stored on the cookie is the latest and installed them on each computer, to the browser.
major advertising networks are much smarter than you think. In addition, it will be much more fun if you have the contrary - to copy someone else's cookies to yourself. You can go in a stranger's Vkontakte and put "the dark Lord" on the avatar. Or read mail, or to get dibs on a Bank account (although two-factor authentication is more common)
In General, cookies - the text string that the server sent to your browser. Moreover, for each domain, bind their cookies. And the browser will send this string in the headers of each request that it sends to the server (this can be disabled in the settings).