Revocable ID-Based Signature with Short Size over Lattices

Table 2

Comparisons of the concrete instances.

	Tian and Huang’s IBS scheme [9]	Xiang’s RIBS scheme [15]	Our RIBS scheme
Signing key size in bits	1087044742	8309006384	92419
Signature size in bits	1127039723	1238468290	54726

Parameters: , , , , , and .