The Meeting of Acquaintances: A Cost-Efficient Authentication Scheme for Light-Weight Objects with Transient Trust Level and Plurality Approach

Table 6

Computational cost comparison.

Schemes	Newcomer	The guide + Helper	Total	Execution Time (ms)
[2]	8	7	20	0.008
[3]	6 + 2	(5 + 2) + (8 + 3) + (5 +	24 + 8	1.052
Ours	2	2 +28	4 + 28	3.64

is the execution time of the hash function; is the execution time of symmetric cryptographic algorithms.