Certificate-Based Signature Scheme for Industrial Internet of Things Using Hyperelliptic Curve Cryptography

Table 4

Communication overhead comparisons of the proposed scheme and existing method on the bases of bits.

Schemes	Signature size	Signature size in bits
Lu and Li [16]	3|G|	31024 = 3072
Li et al. [18]	4|G|	41024 = 4096
Lu et al. [19]	4|G|	41024 = 4096
Lu and Li [20]	4|G|	41024 = 4096
Proposed scheme	2|n|	280 = 160