Many organizations use ``cookies'' to track your every move on their site. A cookie is a unique identifier that a web server places on your computer: a serial number for you personally that can be used to retrieve your records from their databases. It's usually a string of random-looking letters long enough to be unique. They are kept in a file called cookies or cookies.txt or MagicCookie in your browser directory/folder. They are also known as ``persistent cookies'' because they may last for years, even if you change ISP or upgrade your browser.
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