Diff-CAPTCHA: An Image-based CAPTCHA with Security Enhanced by Denoising Diffusion Model.

Ran Jiang Sanfeng Zhang Linfeng Liu Yanbing Peng

Published in: CoRR (2023)

Keyphrases

diffusion model
denoising
user authentication
image denoising
information security
anisotropic diffusion
information diffusion
laplace transform
diffusion models
image processing
diffusion process
image analysis
image sequences
security analysis
three dimensional
information systems
computer vision