Internet; object recognition; optical character recognition; security of data; CAPTCHA; Completely Automated Public Turing test to tell Computers and Human Apart; Internet; OCR systems; Website; computer programs; computer software; image collage; object identificat;
机译:在线论坛的CAPTCHA无障碍研究
机译:理解现代图像验证码和地下验证码服务的安全性
机译:理解现代图像验证码和地下验证码服务的安全性
机译:在线拼贴CAPTCHA
机译:通过基于图像的验证码增强在线安全性
机译:FR-CAPTCHA:基于识别人脸的验证码
机译:通过对象段拼贴保护CAPTCHAS