A Lightweight, Secure Big Data-Based Authentication and Key-Agreement Scheme for IoT with Revocability

Table 5

Storage comparison of our scheme with the recent scheme in terms of bytes (B).

Scheme	User side	Server side	Total
Zhao et al. [20] scheme			228
Zheng et al. [22] scheme
Zhang et al. [21] scheme			180
Chan et al.’s scheme [1]			3.4 GB + 128 B
Liu et al.’s scheme [2]			3.4 GB + 148 B
Liu et al.’s P-quantum scheme [23]			3.4 GB + 148 B
Our proposed scheme			3.4 GB + 252 B
Our P-quantum secure scheme			3.4 GB + 1148

: number of users.