Such cookies are used in online shops, for example, when a user places a product in the virtual shopping cart and then continues surfing the page before proceeding to checkout. The identification of the shopping cart or the user's session is stored in the cookie, the item identifiers are assigned to this shopping cart or the user's session on the web server.
These cookies collect information about the user's behavior on the site and also whether the user e.g. gets error messages. In addition, loading times or the behavior of the website with different browser types are measured with these cookies.
For instance, once entered form data, the font, the size of the font or the like are saved. When the website is visited again, this information is already available.
Advertising & Targeting Cookies
You often notice the use of these cookies after you have been to a certain online shop. The marketing tool: re-targeting. Advertisements for this shop reappear on many other websites. Often with a delay of a few hours to a few weeks. This way, the user receives a kind of "reminder" about the visited shop or the viewed products. The buying interest is intended to be aroused.