To what extent does our online activity reveal who we are? Recent research has
demonstrated that the digital traces left by individuals as they browse and interact with …

It is well known that apps running on mobile devices extensively track and leak users'
personally identifiable information (PII); however, these users have little visibility into PII …

The widespread demand for online privacy, also fueled by widely-publicized demonstrations
of session hijacking attacks against popular websites, has spearheaded the increasing …

The vast majority of online services nowadays, provide both a mobile friendly website and a
mobile application to their users. Both of these choices are usually released for free, with …

Many smartphone apps collect potentially sensitive personal data and send it to cloud
servers. However, most mobile users have a poor understanding of why their data is being …

TLS, the de facto standard protocol for securing communications over the Internet, relies on
a hierarchy of certificates that bind names to public keys. Naturally, ensuring that the …

Smart home technologies are beginning to become more widespread and common, even as
their deployment and implementation remain complex and spread across different …

Online services are increasingly being used to complete everyday tasks, and ordinary users
with very little technical knowledge have learned to use web services and applications. At …

User tracking has become de facto practice of the Web, however, our understanding of the
scale and nature of this practice remains rudimentary. In this paper, we explore the …

Many popular, free online services provide cross-platform interfaces via Web browsers as
well as apps on iOS and Android. To monetize these services, many additionally include …