In 2004, Das, Saxena and Gulati proposed a dynamic ID-based remote user authentication scheme which has many advantage such as no verifier table, user freedom to choose and change...
Mohammed Aijaz Ahmed, D. Rajya Lakshmi, Sayed Abdu...
In 2002, Chien et al. proposed an efficient remote authentication scheme using smart cards, in which only few hashing operations are required. Later, Ku et al. gave an improved sc...
Recently, Das, Saxena and Gulati proposed a dynamic Id based remote user authentication scheme that allows the users to choose and change their passwords freely and does not maint...
In 2005, Yang, Wang, and Chang proposed an improved timestamp-based password authentication scheme in an attempt to overcome the flaws of Yang-Shieh's legendary timestamp-base...