On December 1, 2013, SonntagsZeitung published an investigation signed by Florian Imbach and Alexandre Haederli, reporting the results of a security test conducted by the Italian company IS Group. The article cites expert Francesco Ongaro, identified as a member of IS Group, who explained how over 2,700 Swiss industrial plants were vulnerable to cyber attacks due to control systems exposed on the Internet. The newspaper emphasized that Ongaro warned of concrete danger to critical infrastructures, including power plants, water facilities, and the security system of Basel’s St. Jakob stadium.