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Table 3 Number of encryption/decryption during secure clustering and pairwise key establishment.

From: Secure Clustering and Symmetric Key Establishment in Heterogeneous Wireless Sensor Networks


No. of computations

Secure clustering

ECDS generation, and broadcast

ECDS verification by

Encryption ,

Decryption by

Pairwise key establishment

ECDS and encryption by ,

ECDS verification and decryption by