Handwritten signatures are biometric traits at the center of debate in the scientific
community. Over the last 40 years, the interest in signature studies has grown steadily …

Smartphones and tablets have become ubiquitous in our daily lives. Smartphones, in
particular, have become more than personal assistants. These devices have provided new …

We introduce hand movement, orientation, and grasp (HMOG), a set of behavioral features
to continuously authenticate smartphone users. HMOG features unobtrusively capture subtle …

Smartphones as ubiquitous gadgets are rapidly becoming more intelligent and context-
aware as sensing, networking, and processing capabilities advance. These devices provide …

This paper offers an up-to-date, comprehensive, extensive and targeted survey on
Behavioral Biometrics and Continuous Authentication technologies for mobile devices. Our …

The increasing use of smartphones as personal computing platforms to access personal
information has stressed the demand for secure and usable authentication techniques, and …

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 …

Mobile devices have brought a great convenience to us these years, which allow the users
to enjoy the anytime and anywhere various applications such as the online shopping …

Current smartphones generally cannot continuously authenticate users during runtime. This
poses severe security and privacy threats: A malicious user can manipulate the phone if …

With the rich functionalities and enhanced computing capabilities available on mobile
computing devices with touch screens, users not only store sensitive information (such as …