... that the proposed authentication scheme attains improved performance. Furthermore, usability evaluation proves that proposed authentication is effective, efficient and convenient for users in mobile environments. Originality/value The proposed authentication scheme can be adapted as an effective authentication...

..., usability and system efficiency, usability is considered the key factor. This paper aims to challenge the limits of usability on mobile device authentication technology with respect to input size. Design/methodology/approach This paper introduces one tap authentication as a novel authentication method...

...Prof Liming Luke Chen, Dr Rene Mayrhofer and Dr Matthias Steinbauer; Charlotte Travis; Pietro Murano Purpose – This paper is about an investigation into the usability of touch-based user interfaces. Currently, not enough knowledge is available to guide user interface designers and developers...