An Efficient Scheme for Industrial Internet of Things Using Certificateless Signature

Table 1

Symbols of the proposed algorithm.

Symbol	Description
AP	Application providers
Idu	Identity of any participating user
	KGC master private key
D	Hyperelliptic curve divisor
	Prime no. with size n = 2^80
	KGC master public key
PPK	Partial private key
KGC	Key generation center
	Secret values of data consumers
	Secret values of data owners
	Data user private key
	Data consumer private key
DO	Data owners
DC	Data consumers
	Type I attacker
	Type II attacker
∥	Concatenation