An Intelligent and Secure Health Monitoring Scheme Using IoT Sensor Based on Cloud Computing

Table 3

The computation cost of our scheme.

Case	Party
	Elder	Hospital	Cloud/key generation center
The case when hospital uploads physical inspection report	N/A
The case when mobile device uploads biological data		N/A
The emergency case
The normal case		N/A

: the time to execute a one-way hash function.
: the time to execute a symmetric encryption/decryption operation.
: the time to execute an asymmetric encryption/decryption operation.
: the time to execute/verify a signature.