Are CAPTCHAs preventing robotic intrusion or accessibility for impaired users?

Rudy Berton, Ombretta Gaggi, Agnieszka Kolasinska, Claudio Enrico Palazzi, Giacomo Quadrio. Are CAPTCHAs preventing robotic intrusion or accessibility for impaired users?. In IEEE 17th Annual Consumer Communications & Networking Conference, CCNC 2020, Las Vegas, NV, USA, January 10-13, 2020. pages 1-6, IEEE, 2020. [doi]

Abstract

Abstract is missing.