Discrete Integrity Assuring Slice-Based Secured Data Aggregation Scheme for Wireless Sensor Network (DIA-SSDAS)

Table 6

Computations.

Schemes	Encryption for one cipher text	Message generation	Aggregation	Message extraction	Validation
ASAHS [9]
MRCDA [24]
IPHCDA
RCDA [22]
DIA-SSDAS

map: mapping function to map plain value on to curve; rmap: reverse mapping function to get plain value from curve; hg: hash generation; mg: MAC generation; cg: counter generation; pa: point addition; pm: point multiplication; se: symmetric encryption; : number of regions; : number of CH communicated with BS; : vector size; sm: scalar multiplication; child: number of children of each aggregator; ga: scalar addition using generator; sa: scalar addition; gm: scalar multiplication using generator; ss: scalar subtraction; : number of sensor nodes; : cluster size; de: decryption; cmp: comparison; : number of slices; sd: scalar division.