An experimental investigation of text-based captcha attacks and their robustness
Text-based CAPTCHA has become one of the most popular methods for preventing bot
attacks. With the rapid development of deep learning techniques, many new methods to …
attacks. With the rapid development of deep learning techniques, many new methods to …
A Survey on Breaking Technique of Text‐Based CAPTCHA
J Chen, X Luo, Y Guo, Y Zhang… - Security and …, 2017 - Wiley Online Library
The CAPTCHA has become an important issue in multimedia security. Aimed at a commonly
used text‐based CAPTCHA, this paper outlines some typical methods and summarizes the …
used text‐based CAPTCHA, this paper outlines some typical methods and summarizes the …
A survey of research on captcha designing and breaking techniques
Y Zhang, H Gao, G Pei, S Luo… - 2019 18th IEEE …, 2019 - ieeexplore.ieee.org
The Internet plays an increasingly important role in people's lives, but it also brings security
problems. CAPTCHA, which stands for Completely Automated Public Turing Test to Tell …
problems. CAPTCHA, which stands for Completely Automated Public Turing Test to Tell …
An Object Detection based Solver for {Google's} Image {reCAPTCHA} v2
Previous work showed that reCAPTCHA v2's image challenges could be solved by
automated programs armed with Deep Neural Network (DNN) image classifiers and vision …
automated programs armed with Deep Neural Network (DNN) image classifiers and vision …
De-CAPTCHA: A novel DFS based approach to solve CAPTCHA schemes
CAPTCHA stands for Completely Automated Public Turing Test to Tell Computers and
Humans Apart. CAPTCHAs are used as security mechanism in web applications to …
Humans Apart. CAPTCHAs are used as security mechanism in web applications to …
CAPTCHA design and security issues
The concept of reverse Turing tests, or more commonly known as CAPTCHAs, for
distinguishing between humans and computers has been around for many years. The …
distinguishing between humans and computers has been around for many years. The …
[HTML][HTML] SoK: Machine vs. machine–A systematic classification of automated machine learning-based CAPTCHA solvers
Internet services heavily rely on CAPTCHAs for determining whether or not a user is a
human being. The recent advances in ML and AI make the efficacy of CAPTCHAs in …
human being. The recent advances in ML and AI make the efficacy of CAPTCHAs in …
[PDF][PDF] A captcha–based intrusion detection model
B Souley, H Abubakar - Int. J. Softw. Eng. Appl, 2018 - academia.edu
Intrusion Detection systems (IDS) are an essential element for Network Security
Infrastructure and play an important role in detecting large number of attacks. Intrusion …
Infrastructure and play an important role in detecting large number of attacks. Intrusion …
A low-cost attack against the hcaptcha system
CAPTCHAs are a defense mechanism to prevent malicious bot programs from abusing
websites on the Internet. hCaptcha is a relatively new but emerging image CAPTCHA …
websites on the Internet. hCaptcha is a relatively new but emerging image CAPTCHA …
mCaptcha: Replacing Captchas with Rate limiters to Improve Security and Accessibility
A Manivannan, SC Sethuraman… - Communications of the …, 2024 - dl.acm.org
mCaptcha: Replacing Captchas with Rate limiters to Improve Security and Accessibility |
Communications of the ACM skip to main content ACM Digital Library home ACM Association …
Communications of the ACM skip to main content ACM Digital Library home ACM Association …