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Cue-Pin-Select, a Secure and Usable Offline Password Scheme

People struggle to invent safe passwords for many of their typical online activities, leading to a variety of security problems when they use overly simple passwords or reuse them multiple times with minor modifications. Having different passwords …

Discreet crips in a discrete world: spatialities and temporalities of disability

This article explores the relationships that disabled people have with the space surrounding them. Extending Jacques Lévy’s work on various non-Euclidean spatialities, we study the discontinuous and discrete nature of space as inhabited by disabled …

Origami voting: a non-cryptographic approach to transparent ballot verification

Over the past four decades, fear of election manipulation and hacking has spurred the security technology community to propose a variety of voting systems to implement verifiable voting. Most of these rely on hard to understand cryptographic …

Towards an Empirical Cost Model for Mental Password Algorithms

Reliance on technology has diminished our use of mental computation. However, mental computation's inherent privacy features are becoming central to new research on creating more secure and usable passwords than one gets with approaches such as …

Consonant-Vowel-Consonants for Error-Free Code Entry

Codes and passwords are the bane of user experiences: even small mistakes can delay desired activities, causing undue frustration. Work on codes has focused on security instead of people's ability to enter them error-free. Difficulties observed in a …

Improving security and usability of passphrases with guided word choice

Passphrases have many uses, such as serving as seeds for passwords. User-created passphrases are easier to remember, but tend to be less secure than ones created from words randomly chosen in a dictionary. This paper develops a way of making more …