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• Internet Voting Maturity Framework — Quantifying Maturity in Internet Voting Protocols

  Stanisław Barański, Ben Biedermann, Joshua Ellul · 2026 · ACM Distributed Ledger Technologies

  This paper introduces the Internet Voting Maturity Framework (IVMF), a structured, trust-centric scoring methodology for evaluating and comparing seventeen internet voting protocols. The research addresses a critical gap: despite a proliferation of i-voting systems, no unified…

  internet voting · e-voting · blockchain · accessibility · trust models

• Co-designing MESA-Bot: Enhancing Accessibility, Privacy, Security, and Trust in a Mental Health Chatbot for Older Adults

  Aishwarya Umeshkumar Surani, Sanchari Das · 2026 · Proceedings of the 2026 CHI Conference on Human Factors in Computing Systems (CHI '26)

  Surani and Das address the gap between accessibility design and privacy-and-security engineering in mental health chatbots for older adults, a population nearly a billion strong worldwide for whom cost, stigma, wait times, and digital-literacy barriers limit access to…

  older adults · mental health · chatbot · co-design · privacy

• Decidos: Accessible, Usable and Secure Voting in Low-stakes Elections Using Identity Wallets

  Floris Jansen, Hanna Schraffenberger, Bart Jacobs · 2026 · Extended Abstracts of the 2026 CHI Conference on Human Factors in Computing Systems (CHI EA '26)

  Jansen, Schraffenberger, and Jacobs (Radboud University) propose Decidos, a prototype web-based election platform designed for low-stakes elections — student councils, homeowners associations, small shareholder meetings, local citizen consultations — that combines a digital…

  voting accessibility · e-voting · internet voting · identity wallet · verifiable credentials

• I Don't Want to Sound Rude, but It's None of Their Business: Exploring Security and Privacy Concerns around Assistive Technology Use in Educational Settings

  Alisha Marsh, Lauren R. Milne · 2024 · ACM Transactions on Accessible Computing

  This qualitative study investigates the security and privacy concerns of students with disabilities who use assistive technology (AT) in higher education settings. The researchers conducted semi-structured interviews with 8 students who use various forms of AT (including screen…

  assistive technology · privacy · security · disability disclosure · higher education

• A3C: An Image-Association-Based Computing Device Authentication Framework for People with Upper Extremity Impairments

  Brittany Lewis, Priyankan Kirupaharan, Tina-Marie Ranalli, Krishna Venkatasubramanian · 2024 · ACM Transactions on Accessible Computing

  This paper presents A3C (Accessible image-Association-based Authentication for Computing devices), a novel authentication framework designed for people with upper extremity impairments (UEI). Over 20 million Americans have conditions—including traumatic injuries, degenerative…

  authentication · upper extremity impairments · graphical authentication · security · assistive technology

• Cognitive Function vs. Accessible Authentication: Insights from Dyslexia Research

  Jacques Ophoff, Graham Johnson, Karen Renaud · 2021 · Proceedings of the 18th International Web for All Conference (W4A)

  This paper explores the accessibility challenges that password-based authentication poses to people with dyslexia, arguing that accessibility is a neglected third dimension alongside the well-studied security and usability considerations. The authors recruited 13 participants…

  cognitive accessibility · dyslexia · authentication · security · passwords

• Automatic Generation and Evaluation of Usable and Secure Audio reCAPTCHA

  Mohit Jain, Rohun Tripathi, Ishita Bhansali, Pratyush Kumar · 2019 · Proceedings of the 21st International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2019)

  This paper presents reCAPGen, a system that automatically generates usable and secure audio CAPTCHAs by leveraging the gap between human and machine speech recognition abilities. Visual CAPTCHAs — the dominant form of online human verification — are inherently inaccessible to…

  CAPTCHA · audio accessibility · blind · visual impairment · web accessibility

• Bend Passwords on BendyPass: A User Authentication Method for People with Vision Impairment

  Daniella Briotto Faustino, Audrey Girouard · 2018 · Proceedings of the 20th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '18)

  This demonstration paper presents BendyPass, a flexible silicone device that allows people with vision impairments to enter passwords through physical bend and fold gestures rather than typing PINs or text passwords. The project addresses a significant security concern: more…

  visual impairment · security · user authentication · deformable user interface · haptic feedback

• Understanding Authentication Method Use on Mobile Devices by People with Vision Impairment

  Daniella Briotto Faustino, Audrey Girouard · 2018 · Proceedings of the 20th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2018)

  This Carleton University study presents the largest survey to date on how people with vision impairments use passwords and authentication methods on mobile devices. The researchers collected responses from 325 participants (225 blind, 100 low vision) across 12 countries,…

  blindness · low vision · mobile accessibility · authentication · security

• Who Should Have Access to my Pointing Data? Privacy Tradeoffs of Adaptive Assistive Technologies

  Foad Hamidi, Kellie Poneres, Aaron Massey, Amy Hurst · 2018 · Proceedings of the 20th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2018)

  This UMBC study examines the often-overlooked privacy tradeoffs inherent in Adaptive Assistive Technologies (AATs) — software systems that monitor user performance data to automatically adapt their functionality. While AATs offer significant usability benefits for people whose…

  privacy · security · adaptive systems · assistive technology · essential tremor

• Should I Trust It When I Cannot See It? Credibility Assessment for Blind Web Users

  Ali Abdolrahmani, Ravi Kuber · 2016 · Proceedings of the 18th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '16)

  This paper examines how blind screen reader users assess the credibility of web content compared to sighted users, revealing fundamental differences in credibility assessment strategies between the two groups. Web credibility — the believability of information and its source —…

  blindness · screen reader · web accessibility · web design · usability

• Accessible Mobile Biometrics for Elderly

  Ramon Blanco-Gonzalo, Raul Sanchez-Reillo, Loïc Martínez-Normand, Belen Fernandez-Saavedra, Judith Liu-Jimenez · 2015 · ASSETS '15: Proceedings of the 17th International ACM SIGACCESS Conference on Computers & Accessibility

  This paper presents one of the first accessibility evaluations of mobile biometric authentication, focusing on elderly users making Point of Sale payments via smartphone. The researchers developed an Android app using NFC communication and two biometric modalities—fingerprint…

  biometrics · elderly · mobile accessibility · authentication · fingerprint

• Sequential Gestural Passcodes on Google Glass

  Abdullah Ali · 2015 · ASSETS '15: Proceedings of the 17th International ACM SIGACCESS Conference on Computers & Accessibility

  This poster paper presents a prototype authentication system using Google Glass to help people with visual impairments access online accounts while protecting against shoulder surfing attacks. The author identifies two intersecting problems: blind users face difficulties…

  blindness · authentication · security · wearable computing · gesture interaction

• Strategies: An Inclusive Authentication Framework

  Natã M. Barbosa · 2014 · ASSETS '14: Proceedings of the 16th International ACM SIGACCESS Conference on Computers & Accessibility

  This short paper proposes an interaction workflow for accessible web authentication designed to reduce the difficulties people with disabilities face when logging into websites. The framework aims to be secure, scalable, deployable, privacy-preserving, and usable for…

  authentication · web accessibility · privacy · security · inclusive design

• Investigating User Behavior for Authentication Methods: A Comparison between Individuals with Down Syndrome and Neurotypical Users

  Yao Ma, Jinjuan Feng, Libby Kumin, Jonathan Lazar · 2013 · ACM Transactions on Accessible Computing

  This groundbreaking study provides the first experimental research on how individuals with Down syndrome (DS) interact with web authentication mechanisms. The researchers conducted a six-week longitudinal study with 10 adults with DS (ages 18-39) and 20 neurotypical participants…

  cognitive accessibility · Down syndrome · authentication · passwords · security

• Developing usable CAPTCHAs for blind users

  Jonathan Holman, Jonathan Lazar, Jinjuan Heidi Feng, John D'Arcy · 2007 · Proceedings of the 9th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '07)

  This short ASSETS 2007 poster from a Towson University team led by Jonathan Lazar — joined by Jonathan Holman, Jinjuan Heidi Feng, and John D'Arcy of Notre Dame — addresses the long-standing accessibility problem that text-based CAPTCHAs (the distorted-letter image puzzles used…

  CAPTCHA · audio CAPTCHA · blindness and low vision · screen readers · web accessibility

16 results.