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CHEMnet en Operating instructions for CHEMnet 

What are session cookies?

A cookie is a memory. With this memory our webserver can tell the difference between you and all the other users accessing our offer at the same time. Every time you accesss our server your browser will send the cookie as well.

What does that concretely mean?

You have to activate "accept cookies per session (not saved)".
Otherwise you will be asked for your password and your user name every time you retrieve a new page.

What about data protection?

CHEMnet works according to the data protection principle of avoiding data: We avoid as many data as possible.