Side-channel attacks on mobile devices have gained increasing attention since their
introduction in 2007. While traditional side-channel attacks, such as power analysis attacks …

Designing reliable user authentication on mobile phones is becoming an increasingly
important task to protect users' private information and data. Since biometric approaches can …

With the rapid development of the Internet of Things, more and more small devices are
connected into the Internet for monitoring and control purposes. One such type of devices …

In this work, we present SilentSense, a framework to authenticate users silently and
transparently by exploiting the user touch behavior biometrics and leveraging the integrated …

Graphical passwords that allow a user to unlock a smartphone's screen are one of the
Android operating system's features and many users prefer them instead of traditional text …

With the rapid increase in Android device popularity, the capabilities that the diverse user
base demands from Android have significantly exceeded its original design. As a result …

In this paper, we introduce a novel computer vision based attack that automatically discloses
inputs on a touch-enabled device while the attacker cannot see any text or popup in a video …

Increasing operational and security demands changed biometrics by shifting the focus from
single to multi-biometrics. Multi-biometrics are mandatory in the current context of large …

Recently, in-display fingerprint sensors have been widely adopted in newly-released
smartphones. However, we find this new technique can leak information about the user's …

Of late, threats enabled by the ubiquitous use of mobile devices have drawn much interest
from the research community. However, prior threats all suffer from a similar, and profound …