What is a cookie?
A cookie is a small piece of data that a website asks your browser to store on your computer or mobile device. The cookie allows the website to “remember” your actions or preferences over time.
Most browsers support cookies, but users can set their browsers to decline them and can delete them whenever they like.
Why are they used?
Cookies can also be used for online behavioral target advertising and to show adverts relevant to something that the user searched for in the past.
How are they used?
What are the different types of cookies?
A cookie can be classified by its lifespan and the domain to which it belongs. By lifespan, a cookie is either a:
As for the domain to which it belongs, there are either:
The ePrivacy Directive requires prior informed consent for storage or for access to information stored on a user’s terminal equipment. In other words, you must ask users if they agree to most cookies and similar technologies (e.g. web beacons, Flash cookies, etc.) before the site starts to use them.
For consent to be valid, it must be informed, specific, freely given and must constitute a real indication of the individual’s wishes.
However, some cookies are exempt from this requirement. Consent is not required if the cookie is:
Cookies clearly exempt from consent according to the EU advisory body on data include:
How to control cookies