Secure Three-Factor Anonymous User Authentication Scheme for Cloud Computing Environment

Table 3

Comparisons in terms of the computational time and the communication costs.

Scheme	Wang et al. [15]	Kumari et al. [16]	Martínez-Peláez et al. [19]	Wang et al. [30]	Proposed
Total
Time	514.14 ms	513.64 ms	86.1 ms	147.78 ms	514.64 ms
Communication cost	2080 bits	2304 bits	3200 bits	1696 bits	1792 bits