Cookies are small text files stored on your device by websites to remember your preferences, track activity, or manage sessions. They make browsing faster and more personalized.
How They Work
When you visit a website, it sends a cookie to your browser, which stores it on your device. The next time you visit, the cookie helps the site recognize you, like remembering your login or preferences.
Types of Cookies
- Session Cookies : Temporary, deleted when you close your browser.
- Persistent Cookies : Stay on your device until they expire or you delete them.
- First-Party Cookies : Created by the site you visit.
- Third-Party Cookies : Created by other domains, often for ads.
- Secure Cookies : Work only over HTTPS for added security.
- HTTP-Only Cookies : Can’t be accessed via JavaScript, improving security.
Uses
Cookies are used for:
- Login Sessions : Keeping you logged in.
- Personalization : Remembering preferences like language or theme.
- Analytics : Helping site owners improve by tracking visits.
- Shopping Carts : Saving your items for later.
Pros and Cons
Pros:
- Makes browsing faster and easier.
- Saves settings for a smoother experience.
Cons:
- Can track you across sites, raising privacy concerns.
- If mishandled, can expose sensitive data.
Taking Control
You can manage cookies in your browser settings:
- Block third-party cookies to reduce tracking.
- Clear cookies to reset saved data.
- Use incognito mode to browse without storing cookies.