Website of Debrecen Summer School was hacked Local News University May 1, 2016Leave a Comment on Website of Debrecen Summer School was hacked The website of the Debrecen Summer School was attacked by hackers. On 1 May, visitors of the site could read the following massage: It is possible that a group of Islamic (or camouflaged Islamic) hackers attacked the site. Source: debreceninap.hu