A UAV-Aided Cluster Head Election Framework and Applying Such to Security-Driven Cluster Head Election Schemes: A Survey

Table 4

Communication overhead of security-driven CH election schemes.

Category of security-driven CH election schemes		Communication overhead
Pre-distributed key schemes	F-LEACH
	SecLEACH
Random number schemes	Commitment-based scheme
	Seed-based scheme
	Merkle’s puzzle based scheme
	Trust-based scheme
Key chain schemes	Dong’s scheme
	Han’s scheme
Cryptographic schemes	Symmetric cryptography scheme
	Discrete logarithm scheme