A cookie is a small piece of data that is stored on a user’s computer by a web browser. Cookies are used to store information about the user’s browsing activity and preferences, and are often used to personalize the user’s experience on websites.
Cookies are commonly used to store login information, preferences, and shopping cart contents, as well as to track website usage and to serve targeted ads. They can also be used to store information about the user’s location, language preference, and other details.
Cookies are stored in text files on the user’s computer and can be accessed by the website that created them when the user visits the site again in the future. Most web browsers allow users to control their cookie settings, including the ability to block or delete cookies.
Overall, cookies are a useful tool for storing and tracking information about user activity on websites, but they can also raise privacy concerns as they can be used to track users across multiple websites.