Improved Chebyshev Polynomials-Based Authentication Scheme in Client-Server Environment

Table 3

The efficiency comparison among the schemes.

The phases	Lin[23]	Zhu[24]	Ours
Registration	1×h+1×T+1×e/d	5×h	4×h+2×T
Authentication	4×h+5×T+5×e/d	9×h+3×T+2×e/d	14×h+8×T