Personal information is essential in an information-oriented society for societal development and as a valuable business resource. However, because of poor management and a lack of proper protection, leakage of personal information can take place over time, and the standard for compensation is...

Although various emerging technologies have been launched, they present limitations as far as offering full-scale ubiquitous services independently is concerned. In view of this fact, service providers are likely to provide bundled services among possible combinations of services. Indeed, making...

As recommendation algorithms have been increasingly applied to content personalization services, scholars are voicing concern about the negative impacts of these algorithms, for instance filter bubbles and ideological polarization. This research attempts to analyze the various factors...