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

In the Internet-of-Things (IoT) era, user authentication is essential to ensure the security of
connected devices and the customization of passive services. However, conventional …

Research has brought forth a variety of authentication systems to mitigate observation
attacks. However, there is little work about shoulder surfing situations in the real world. We …

We investigate opportunities and challenges of running virtual reality (VR) studies remotely.
Today, many consumers own head-mounted displays (HMDs), allowing them to participate …

Virtual reality (VR) headsets are enabling a wide range of new opportunities for the user. For
example, in the near future users may be able to visit virtual shopping malls and virtually join …

PINs and patterns remain among the most widely used knowledge-based authentication
schemes. As thermal cameras become ubiquitous and affordable, we foresee a new form of …

We propose a multimodal scheme, GazeTouchPass, that combines gaze and touch for
shoulder-surfing resistant user authentication on mobile devices. GazeTouchPass allows …

Wearable glasses are on the rising edge of development with great user popularity.
However, user data stored on these devices bring privacy risks to the owner. To better …

Although mobile devices provide access to a plethora of sensitive data, most users still only
protect them with PINs or patterns, which are vulnerable to side-channel attacks (eg …

Secure user identification is important for the increasing number of eyewear computers but
limited input capabilities pose significant usability challenges for established knowledge …