Recently, there have been reports in the news about possible hacker attacks on universities and clinics. In principle, the University of Göttingen and University Medical Center Göttingen (UMG) as well as the GWDG are also at risk. However, we have taken appropriate precautions to deal with the current threats. Current information on the IT security situation and general IT security advices for all users can be found on a website, which is updated as required.