[PDF][PDF] Deciphering complex text-based CAPTCHAs with deep learning

A Kehar, RH Arain, RA Shaikh - Indian Journal of Science and …, 2020 - academia.edu
Background: CAPTCHA is a mechanism to distinguish humans from bots. It has become
standard means of protection from the misuse of resources on World Wide Web. Different …

Design and Development of Sindhi Text Based CAPTCHAs for Regional Websites

A Kehar, RH Arain, RA Shaikh… - Sukkur IBA Journal …, 2021 - journal.iba-suk.edu.pk
Bots are created to use the resources maliciously on World Wide Web. The misuse of the
resources could be prevented by employing CAPTCHAs. Several types of CAPTCHAs are …

The Design and Evaluation of Novel Ananimated CAPTCHA Schemes Based on Humans' Natural Vision Capabilities

RH Arain, RA Shaikh, SA Shah, SA Shah… - VFAST Transactions on …, 2023 - vfast.org
CAPTCHAs are ubiquitously found on the web these days. It is most commonly used security
mechanism against bots. Numerous design variants of static text-based CAPTCHAs were …

[PDF][PDF] Enhancing Security of Urdu Language Websites through Urdu CAPTCHA

IA Dahar, FA Alvi, U Rajput - International Journal of Computer …, 2020 - researchgate.net
Nowadays almost every daily activity such as in education, entertainment, communication, e-
commerce (to name a few) are done through Internet. For secure login to such activities …