Cryptanalysis and Improvement of an Advanced Anonymous and Biometrics-Based Multi-server Authentication Scheme Using Smart Cards. - Chunyi Quan; Hakjun Lee; Dongwoo Kang; Jiye Kim; Seokhyang Cho; Dongho Won (AHFE (9), 2017)

Cryptanalysis and improvement of a biometric and smart card based remote user authentication scheme. - Chunyi Quan; Jaewook Jung; Jiye Kim; Qimin Sun; Donghoon Lee 007; Dongho Won (IMCOM, 2017)

Cryptanalysis of a chaotic chebyshev polynomials based remote user authentication scheme. - Chunyi Quan; Jaewook Jung; Hakjun Lee; Dongwoo Kang; Dongho Won (ICOIN, 2018)