Cluster-Based Authentication Process in a Smart City

Table 8

Dialogue for getting service from the different cluster master.

Cluster member	Cluster master	Cluster master
1. Sends encrypted service request using E ((IDes ATes), ID of SSg) by symmetric key (, )	1.1 Decrypts the encrypted request and finds IDes, ATes, and authenticate
2. Creates an encrypted message (PEss) using the private key of and a nonce		2.1 Receives encrypted message and decrypts using the public key of
		2.2 Accepts service request