5 papers
Improving Peer Assessment with Graph Convolutional Networks
Alireza A. Namanloo, Julie Thorpe, Amirali Salehi-Abari
Peer assessment systems are emerging in many social and multi-agent settings, such as peer grading in large (online) classes, peer review in conferences, peer art evaluation, etc.…
Long Passphrases: Potentials and Limits
Christopher Bonk, Zach Parish, Julie Thorpe +1
Passphrases offer an alternative to traditional passwords which aim to be stronger and more memorable. However, users tend to choose short passphrases with predictable patterns tha…
A Study on Priming Methods for Graphical Passwords
Zach Parish, Amirali Salehi-Abari, Julie Thorpe
Recent work suggests that a type of nudge or priming technique called the presentation effect may potentially improve the security of PassPoints-style graphical passwords. These nu…
Password Guessers Under a Microscope: An In-Depth Analysis to Inform Deployments
Zach Parish, Connor Cushing, Shourya Aggarwal +2
Password guessers are instrumental for assessing the strength of passwords. Despite their diversity and abundance, little is known about how different guessers compare to each othe…
Geographical Security Questions for Fallback Authentication
Alaadin Addas, Julie Thorpe, Amirali Salehi-Abari
Fallback authentication is the backup authentication method used when the primary authentication method (e.g., passwords, fingerprints, etc.) fails. Currently, widely-deployed fall…