A Traceable and Anonymous Data Aggregation Scheme with Fog Computing Devices for Smart Grid

Table 1

Notations.

Symbol	Meaning
,	smart meter and its identity
,	fog device and its identity
	Trusted server
,	Utility provider and its identity
	A cyclic group on a finite field from an elliptic curve
	A large prime, which is the order of
	Generator of
	Multiplicative group modulo
	Hash functions
⊕	Exclusive or operation
‖	Concatenation operation
V	Distribution of power consumption in a domain
	Quantity of usage on
ls	Security length
	Private/public key for
	Private/public key for
	Private/public key for
	The common secret key between and
	The adversary
	Messages