A survey of CAPTCHA technologies to distinguish between human and computer

X Xu, L Liu, B Li - Neurocomputing, 2020 - Elsevier
Abstract CAPTCHA, Completely Automated Public Turing test to tell Computers and Humans
Apart, is widely used as a security mechanism to classify human and computer. This security …

A SURVEY ON CAPTCHA: ORIGIN, APPLICATIONS AND CLASSIFICATION

AM Algwil - Journal of Basic Sciences, 2023 - journals.asmarya.edu.ly
Captcha challenges have become the most widely used techniques to deter the misuse of
services on the Internet. The majority of current Captcha schemes are principally based on …

An investigation of the usability of image-based CAPTCHAs using PROMETHEE-GAIA method

S Arsić, D Nikolic, M Jevtic - Multimedia Tools and Applications, 2021 - Springer
Today, it is difficult to find an adequate Web site with a registration form that is not protected
with some automated human proof test. One of the oldest concepts in Artificial Intelligence …

Tapcaptcha: non-visual captcha on touchscreens for visually impaired people

M Alnfiai, F Alassery - Journal on Multimodal User Interfaces, 2022 - Springer
Most websites use CAPTCHAs for privacy and security reasons. Most existing CAPTCHA
methods require users to solve them by typing on a keyboard. With improved smartphones …

Recognition of surgically altered face images: an empirical analysis on recent advances

T Sabharwal, R Gupta, LH Son, R Kumar… - Artificial Intelligence …, 2019 - Springer
Biometric recognition plays a vital role in our daily lives. Face recognition is a subset of
biometric recognition. Face verification and identification processes are prone to plastic …

CAPTCHAs against meddler image identification based on a convolutional neural network

PL Chithra, K Sathya - Multimedia Tools and Applications, 2022 - Springer
To strengthen personal identity security through a password, the CAPTCHA authenticates
the human user. In this, text-based Hue Icon Montage (HIM) and image-based Hue Icon …

HuMan: an accessible, polymorphic and personalized CAPTCHA interface with preemption feature tailored for persons with visual impairments

KS Kuppusamy, G Aghila - Universal Access in the Information Society, 2018 - Springer
Abstract Completely Automated Public Turing test to tell Computers and Humans Apart
(CAPTCHA) is one of the major security components in the provision of fair web access by …

Development of Usable Security Heuristics for Fintech

S Ambore, H Dogan, ET Apeh - 2021 - eprints.bournemouth.ac.uk
Investments in cybersecurity over the years have led to the availability of strong technical
countermeasures and innovations that are being increasingly leveraged to strengthen the …

A novel CAPTCHA scheme based on facial expression reconstruction

M Moradi, MR Keyvanpour - International Journal of …, 2020 - inderscienceonline.com
Despite some technical and conceptual criticism on the CAPTCHA and its claimed
effectiveness, such human interaction proofs (HIPs) are still in the centre of attention. With …

[PDF][PDF] IRemember: Memorable CAPTCHA Method for Sighted and Visually Impaired Users

M Alnfiai, S Altalhi, D Alawfi - International Journal of Advanced …, 2022 - academia.edu
A CAPTCHA is used to automatically differentiate between human users and automated
software to prevent bots from accessing unauthorized websites. Most proposed CAPTCHAs …