Cookie
A cookie is a small text file that is stored on a user's computer or mobile device when they visit a website. It contains information about the user's activity on the website, such as their preferences, login credentials, and browsing history. Cookies serve a variety of purposes, such as improving website functionality, personalizing the user experience, and tracking website usage for marketing and analytics purposes. While cookies are generally harmless, some users may choose to disable them to protect their privacy.