Sciweavers

ICDAR
2005
IEEE
14 years 14 days ago
ScatterType: A Legible but Hard-to-Segment CAPTCHA
The ScatterType CAPTCHA, designed to resist character– segmentation attacks and shown to be highly legible to human readers, is analyzed for vulnerabilities and is offered for e...
Henry S. Baird, Michael A. Moll, Sui-Yu Wang