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Cookie

files/en-us/glossary/cookie/index.md

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A cookie is a small piece of information left on a visitor's computer by a website, via a web browser.

Cookies are used to personalize a user's web experience with a website. It may contain the user's preferences or inputs when accessing that website. A user can customize their web browser to accept, reject, or delete cookies.

Cookies can be set and modified at the server level using the Set-Cookie HTTP header, or with JavaScript using document.cookie.

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