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The CAPTCHA: Perspectives and Challenges

Perspectives and Challenges in Artificial Intelligence

  • Book
  • © 2020

Overview

  • Provides the basic concepts underlying the CAPTCHA test, contextualized in the human–computer interaction
  • Presents and carefully describes a wide range of CAPTCHA types, together with their usability, practicality, and security aspects
  • Introduces a CAPTCHA programming a scenario, with a detailed explanation of how the CAPTCHA is implemented

Part of the book series: Smart Innovation, Systems and Technologies (SIST, volume 162)

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Table of contents (10 chapters)

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About this book

This book discusses the CAPTCHA (completely automated public Turing test to tell computers and humans apart), an artificial-intelligence-based test commonly used on websites for preventing security attacks, covering its foundations, the main trends and challenges, as well as innovative features and research aspects. It focuses on the recently proposed CAPTCHAs, introducing research approaches for analyzing of the usability of the CAPTCHA test for Internet users. The book enables readers to become familiar with the CAPTCHA technology from the user’s perspective, from the basic concepts underlying the test to more advanced concepts. It is intended for students as well as graduates wanting to gain insights into new CAPTCHA designs as well as new research directions.


Authors and Affiliations

  • Technical Faculty in Bor, University of Belgrade, Bor, Serbia

    Darko Brodić

  • Department of Computer Science Engineering, Modelling, Electronics and Systems (DIMES), University of Calabria, Rende, Italy

    Alessia Amelio

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