In contemporary society, an increasing number of social practices are subject to digital change. For example, the Internet and social media platforms have changed how we receive information and experience entertainment, socialize, shop and present ourselves. This volume examines new developments in the area of Big Data, Digital Security and the Internet from a sociology of technology perspective. In contrast to the often abridged and speculative views in the public debate, it shows that we should understand digitalization as a complex socio-technical process and thus as a phenomenon accessible to conscious design..