TY - Front. Comput. Sci. A1 - Muhammad Asad SALEEM, Shafiq AHMED, Khalid MAHMOOD, Saru KUMARI, Hu XIONG T1 - An enhanced authentication protocol for client server environment Y1 - 2020-12-15 JF - Frontiers of Computer Science JO - Front. Comput. Sci. SP - 146810 EP - VL - 14 IS - 6 UR - https://journal.hep.com.cn/fcs N1 - 10.1007/s11704-019-9186-x ER -