Research Article

EPPDA: An Efficient and Privacy-Preserving Data Aggregation Scheme with Authentication and Authorization for IoT-Based Healthcare Applications

Algorithm 1

Setup and key generation phase.
Generate sensor ID: IDMS
Generate private key of Medical Sensor: MSPvkey
Send the IDMS and MSPvkey to Aggregator
Generate ID of Aggregator: IDAgg
Generate private key of Aggregator: AggPvkey
Send the IDAgg and AggPvkey to Medical Server