Switzerland’s contact-tracing app has been released. How secure is the app? What data is actually being stored about the users and why are Apple and Google involved? Find answers to the most important questions in our FAQ.
As an additional measure to fight the COVID-19 pandemic, the Swiss government has commissioned the development of a contact-tracing smartphone application called “SwissCovid”. Despite being a desirable goal, it is not always possible to avoid mistrust and uncertainty among the public. To shed more light on frequently discussed concerns, we aim to answer a number of frequently asked questions in an easily understandable, yet technically precise manner.
In the connected and digital world, the key to protecting companies from data misuse and security risks is cyber security. But what does a reliable security strategy look like?
Frequently asked questions about cyber security can be found on our FAQ pages.


Dr. Raphael Reischuk
Raphael Reischuk is the author of numerous scientific publications in various areas of IT security and cryptography, many of which have received awards. BILANZ and Handelszeitung listed him among the Top 100 Digital Shapers in Switzerland in 2021.
Reischuk is a member of multiple international programme committees for IT security and Vice-President of the Cybersecurity Committee at digitalswitzerland. He is also the co-founder and a board member of the National Test Institute for Cybersecurity (NTC).
In 2017, he joined Zühlke, where he channels the expertise he has gained in various industries into his role as Head of Cybersecurity. As an experienced IT security expert, he is driven by curiosity, innovation, technology, a sense of commitment and a strong business ethos.