Smart Contract-Based Cross-Domain Authentication and Key Agreement System for Heterogeneous Wireless Networks

Table 2

Constructor of the smart contract.

Notations	Description
	A cryptography hash function and is a fixed constant.
	A signature algorithm that signs a message using the private key
	A verification function that verifies whether is a valid signature on under the public key
	Node sends a message to node
,	A domain identifier and a node identifier
	A symmetric encryption algorithm that encrypts with key
	The private key and the public key of a node generated by using of the domain
	The CA of a node U
	Signature value