In this paper, we present SwiPIN, a novel authentication system that allows input of
traditional PINs using simple touch gestures like up or down and makes it secure against …

We present a new Personal Identification Number (PIN) entry method for smartphones that
can be used in security-critical applications, such as smartphone banking. The proposed …

In this paper, we present XSide, an authentication mechanism that uses the front and the
back of smartphones to enter stroke-based passwords. Users can switch sides during input …

We evaluate the efficacy of shoulder surfing defenses for PIN-based authentication systems.
We find tilting the device away from the observer, a widely adopted defense strategy …

This paper presents D raw-A-PIN, a user authentication system on a device with a touch
interface that supports the use of PINs. In the proposed system, the user is asked to draw her …

The regular PIN-entry method has been still the most common method of authentication for
systems and networks. However, PINs are easy to be captured through various attacks …

In this paper we present ColorSnakes, a PIN-based authentication mechanism for
smartphones which uses fake paths on a grid of numbers to disguise user input. In a lab …

Smartwatches are becoming increasingly ubiquitous as they offer new capabilities to
develop sophisticated applications that make daily life easier and more convenient for …

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

The personal identification number (PIN) is a well-known authentication method used in
various devices, such as ATMs, mobile devices, and electronic door locks. Unfortunately, the …