Most used cookies are so called "session-cookies". After the end of your visit on our website they are deleted automatically. Other cookies stay on your computer or mobile device until they are deleted manually. Cookies provide us the possibility to recognise your browser at the next visit.
You can set your browser, to be informed by saving cookies and you can manually allow the acception of cookies in special case or generally deny and automatically delete cookies by the end of your browser-session. With general denial of cookies the usabilty and functionality of some websites can be restricted
An instruction, how to deactivate the saving of cookies can be found here.