SPCABS: Signature-Policy Comparable Attribute-Based Signatures

Table 10

Comparison of signature verification overhead.

Schemes	Trivial method		Our method		Percentage
	Theoretical	Example	Theoretical	Example
Maji et al. [6]					6.44%
Gu et al. [7]					7.01%
Chen et al. [11]					6.69%
Okamoto and Takashima [9]					7.45%
Okamoto and Takashima [22]					5.93%