CAPTCHA security:a case study

Yan, Jeff and El Ahmad, Ahmad Salah (2009) CAPTCHA security:a case study. IEEE Security and Privacy Magazine, 7 (4). pp. 22-28. ISSN 1540-7993

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Abstract

A simple but novel attack can break some CAPTCHAs with a success rate higher than 90 percent. In contrast to early work that relied on sophisticated computer vision or machine learning techniques, the authors used simple pattern recognition algorithms to exploit fatal design errors.

Item Type:
Journal Article
Journal or Publication Title:
IEEE Security and Privacy Magazine
Uncontrolled Keywords:
/dk/atira/pure/subjectarea/asjc/2200/2208
Subjects:
ID Code:
77672
Deposited By:
Deposited On:
18 Jan 2016 09:18
Refereed?:
Yes
Published?:
Published
Last Modified:
19 Feb 2020 02:47