CLASRM: A Lightweight and Secure Certificateless Aggregate Signature Scheme with Revocation Mechanism for 5G-Enabled Vehicular Networks

Table 4

Analysis of the computation overhead for related schemes.

Scheme	Sign	Verify	signature verify	Without pairing	Signature scheme supports
Ali et al. [16]				No	Batch and aggregation
Ren et al.[15]				No	Batch and aggregation
Zhong et al.[29]	11.2562 ms			No	Aggregation
Xu et al.[37]				No	Aggregation
Gayathri et al.[36]				Yes	Aggregation
Gayathri et al.[11]				Yes	Batch verification
Ming and Cheng [38]				Yes	Batch verification
The proposed scheme				Yes	Aggregation