Authentication in public spaces is inherently exposed to observation attacks in which
passwords are stolen by the simple act of watching the data input process. Addressing this …

Haptic and audio cues now appear commonly in computer interfaces, partially due to
inherent advantages such as their support for eyes-free interaction. Their invisible …

Authentication in public spaces poses significant security risks. Most significantly, passwords
can be stolen, potentially leading to fraud. A common method to steal a PIN is through an …

Authentication through passwords in public spaces (such as in ATMs) is susceptible to
simple observation attacks, such as shoulder surfing, which can result in the password being …

Research suggests that human limitations are rarely considered in the design of knowledge-
based authentication systems. In an attempt to foster entry to a system, individuals tend to …

Tangible user interfaces are portals to digital information. In the future, securing access to
such material will be an important concern. This paper describes the design, implementation …

Authentication, the process of identifying an individual, currently plays a critical role in
security systems. Graphical password schemes are believed to be more secure and resilient …

This paper describes the design of an accessible authentication mechanism. The Tactile
Authentication System has been adapted to enable individuals who are blind to access …

Research in user authentication has been a growing field in HCI. Previous studies have
shown that peoples' graphical memory can be used to increase password memorability. On …

Abstract PIN (Personal Identification Number) code entry is a widely used authentication
method used on smartphones, ATMs, etc. However, it is typically subject to shoulder surfing …