Cookies
Simple Explanation
Small pieces of information that websites ask your browser to store. Cookies can help keep you signed in or remember preferences. Some are also used to track activity for analytics or advertising.
Technical Explanation
HTTP cookies are name-value data stored by browsers and sent with matching requests according to attributes such as domain, path, expiry, Secure and SameSite.
Business Use Case
An online shop uses a session cookie to remember items in a customer’s shopping basket.
Real-Life Example
A website remembers your preferred language when you visit again.