Adaptive CAPTCHA: A CRNN-Based Text CAPTCHA Solver with Adaptive Fusion Filter Networks

Text-based CAPTCHAs remain the most widely adopted security scheme, which is the first barrier to securing websites. Deep learning methods, especially Convolutional Neural Networks (CNNs), are the mainstream approach for text CAPTCHA recognition and are widely used in CAPTCHA vulnerability assessmen...

Full description

Bibliographic Details
Published in:Applied Sciences (Switzerland)
Main Author: Wan X.; Johari J.; Ruslan F.A.
Format: Article
Language:English
Published: Multidisciplinary Digital Publishing Institute (MDPI) 2024
Online Access:https://www.scopus.com/inward/record.uri?eid=2-s2.0-85197265040&doi=10.3390%2fapp14125016&partnerID=40&md5=51a319b6a1cfc2a7d7770fb69fbadf5f