Cookie Definition . They are small text strings that the sites visited by the user send to his terminal (usually the browser), where they are stored before being re-transmitted to the same sites the next time the same user visits. While browsing a site, the user can also receive cookies on his terminal that are sent from different sites or web servers (so-called "third parties"), on which some elements may reside (such as, for example, images, maps, sounds, specific links to pages of other domains) present on the site that the user is visiting.
Cookies are then divided into "session" and "persistent", the former once downloaded are then deleted when the browser is closed, the latter are stored on the user/visitor's hard drive until they expire.
Persistent cookies they are mainly used to facilitate site navigation, to understand which sections of the site have generated a certain number of pages and users and also for the delivery of advertising formats.
Session cookies used have the purpose of speeding up the analysis of Internet traffic and facilitating users' access to the services offered by the site, with their use no personal data is transmitted or acquired and no user tracking systems are used. Session cookies are mainly used during authentication, authorization and navigation in the services that are accessed through a registration".
First party cookies readable only to the domain, which created them;
Third-party cookies : created by domains external to this site, for example through Google Analytics. The software, used for the site and platform, creates a cookie for each user in order to generate usage statistics.
The data generated by this cookie is stored at Google Inc.
For the functioning of cookies in Google Analytics, consult the official documentation provided by Google at the url: http://code.google.com/apis/analytics/docs/concepts/gaConceptsCookies.htm
In any case, you also have other options for browsing without cookies
Instructions for disabling cookies for the main browsers can be found on the following web pages:
Block third-party cookies
THE cookies third-party cookies are generally not essential for browsing, so you can refuse them for default , through special functions of yours browsers according to the instructions at the links above.
Activate the option Do Not Track
The option Do Not Track it is present in most of the latest generation browsers. Websites designed to respect this option, when activated, should automatically stop collecting some of your browsing data. As mentioned, however, not all websites are set up to respect this (discretionary) option.
Activate the "anonymous surfing" mode
With this function you can navigate without leaving a trace of navigation data in the browser. The sites will not remember you, the pages you visit will not be stored in the history and new cookies will be deleted.
However, the anonymous browsing function does not guarantee anonymity on the Internet, because it only serves not to keep navigation data in the browser, while your navigation data will continue to remain available to website managers and connectivity providers.
Delete cookies directly
There are special functions to do this in all browsers. However, remember that new cookies are downloaded each time you connect to the Internet, so the deletion operation should be performed periodically. If desired, some browsers offer automated systems for the periodic deletion of cookies.