Cookies are small text files stored on your device when you visit a website. They help the site remember your preferences and improve your browsing experience. Cookies are widely used across the web to make sites work more efficiently.
They can be session-based, meaning they are deleted when you close your browser, or persistent, meaning they remain on your device for a set period. Cookies do not typically contain personally identifiable information, but they may store anonymous identifiers that help a site recognise a returning browser.