CsCaptcha （Extended Research on the Security of Visual Reasoning CAPTCHA）

This is the offical code for the paper "Extended Research on the Security of Visual Reasoning CAPTCHA" by Ping Wang, Haichang Gao, Chenxuan Xiao, Xiaoyan Guo, Yipeng Gao, Yang Zi.

PART 1: Generate CsCaptcha

• This part of code is in CsCaptchaGeneration/

PART 2: Add random process and adversarial noise to csCAPTCHA images

• This part of code is in img_process_advnoise/

Get more descriptions in the corresponding folder.