Weaknesses of an efficient and secure dynamic ID-based remote user authentication scheme
Rafael Martínez-Peláez, Francisco Rico-Novella · Procedia Technology · 2012
Recently, Wang, Liu, Xiao and Dan proposed an efficient and secure dynamic ID-based remote user authentication scheme and claimed that their scheme provides strong security. We demonstrate that Wang et al.’s scheme is vulnerable to insider, masquerade and server spoofing attacks.