Group Public Key Encryption with Equality Test under Standard Model

Table 2

Computational efficiency.

Scheme	Enc	Dec	Test	Communication round(s) of test
Yang et al. [1]				1
Tang [2]				1
Zhang et al. [4]				1
Zeng et al. [5]				1
Lee et al. [6]				1
Ling et al. [7]				1
Ours				2

Note. Exp: the exponent computation. P: the type-1 bilinear pairing computation. : the type-3 bilinear pairing computation.