Hadoop-Based Healthcare Information System Design and Wireless Security Communication Implementation

Table 1

Execution time of ECC signature and verification on SunSPOT Sensor (ms).

Length of message	Operation type	Number of operations (100)	Number of operations (1000)	Number of operations (5000)	Average execution time (ms)
128 bits	Signature	392	3875	19225	3.865
	Verification	388	3858	19106	3.853
512 bits	Signature	768	7687	38230	7.671
	Verification	759	7697	38012	7.630
1024 bits	Signature	1152	11531	57346	11.507
	Verification	1139	11545	57018	11.446